From 15d1593d41d5865cb0afe1fbc7827c5e9b5d4958 Mon Sep 17 00:00:00 2001
From: Aleksandr Nikolaev <aleksandr.nikolaev@jetbrains.com>
Date: Mon, 31 Aug 2026 14:24:29 +0200
Subject: [PATCH 1/5] Move samples for `ColumnSelectors` and `fill` to the
 `samples` module and fix some samples

---
 .../kotlinx/dataframe/samples/api/Access.kt   |  188 ---
 .../kotlinx/dataframe/samples/api/Modify.kt   |   30 -
 ...SelectorsAllColumnsOfGroup_properties.html |  511 +++++++
 .../columnSelectorsAllExcept.html}            |  171 +--
 .../columnSelectorsAllTopLevel.html           |  517 +++++++
 .../columnSelectorsArithmetic_properties.html |  510 +++++++
 .../columnSelectorsAtAnyDepthByType.html      |  511 +++++++
 ...umnSelectorsAtAnyDepthExcludingGroups.html |  516 +++++++
 ...lectorsAtAnyDepthFromGroup_properties.html |  511 +++++++
 ...mnSelectorsAtAnyDepthIncludingGroups.html} |  173 +--
 ...olumnSelectorsAtAnyDepthWithCondition.html |  512 +++++++
 .../columnSelectorsByColumnName.html          |  512 +++++++
 ...umnSelectorsByColumnNameIt_properties.html |  512 +++++++
 ...olumnSelectorsByColumnPath_properties.html |  510 +++++++
 .../columnSelectorsByCondition.html           |  510 +++++++
 .../columnSelectorsByType.html                |  512 +++++++
 .../columnSelectorsByTypeWithCondition.html   |  510 +++++++
 ...columnSelectorsColumnRange_properties.html |  513 +++++++
 .../columnSelectorsConverted_properties.html  |  510 +++++++
 .../columnSelectors/columnSelectorsDrop.html  |  513 +++++++
 .../columnSelectorsDropLast.html              |  515 +++++++
 .../columnSelectors/columnSelectorsFirst.html |  510 +++++++
 .../columnSelectorsLastInGroup.html           |  510 +++++++
 .../columnSelectorsModifyDistinct.html        |  510 +++++++
 .../columnSelectorsModifyDrop.html            |  512 +++++++
 .../columnSelectorsModifyDropLast.html        |  512 +++++++
 .../columnSelectorsModifyExcept.html          |  514 +++++++
 .../columnSelectorsModifyFilter.html          |  510 +++++++
 .../columnSelectorsModifyTake.html            |  512 +++++++
 .../columnSelectorsModifyTakeLast.html        |  512 +++++++
 .../columnSelectors/columnSelectorsTake.html  |  513 +++++++
 .../columnSelectorsTakeLast.html              |  511 +++++++
 .../columnSelectorsTwoColumns_properties.html |  513 +++++++
 .../columnSelectors/columnSelectorsUnion.html |  514 +++++++
 .../columnSelectorsUsageFillNaNs.html         |  516 +++++++
 .../columnSelectorsUsageGather.html           |  517 +++++++
 .../columnSelectorsUsageGroup.html            |  517 +++++++
 .../columnSelectorsUsageMove.html             |  515 +++++++
 .../columnSelectorsUsageRemove.html           |  514 +++++++
 .../columnSelectorsUsageSelect.html           |  513 +++++++
 .../columnSelectorsUsageUpdate.html           |  516 +++++++
 ...columnSelectorsWithNewName_properties.html |  512 +++++++
 .../columnsSelectorByIndex.html               |  510 +++++++
 .../columnsSelectorByIndexRange.html          |  513 +++++++
 .../columnsSelectorBySeveralIndices.html      |  514 +++++++
 .../resources/api/fill/fillNA.html            |  516 +++++++
 .../resources/api/fill/fillNaNs.html          |  516 +++++++
 .../resources/api/fill/fillNulls.html         |  516 +++++++
 .../api/pivot/pivotInward_properties.html     |    2 +-
 ...me.samples.api.Access.columnSelectors.html |  935 ------------
 ...amples.api.Access.columnSelectorsMisc.html | 1278 -----------------
 ...s.api.Access.columnSelectorsModifySet.html |  824 -----------
 ...ples.api.Access.columnSelectorsUsages.html |  909 ------------
 ...s.api.Access.columnsSelectorByIndices.html |  676 ---------
 ...ataframe.samples.api.Modify.fillNulls.html |  702 ---------
 docs/StardustDocs/topics/ColumnSelectors.md   |  442 +++++-
 docs/StardustDocs/topics/_shadow_resources.md |   73 +-
 docs/StardustDocs/topics/fill.md              |   18 +-
 samples/build.gradle.kts                      |    2 +
 .../samples/api/ColumnSelectorsSamples.kt     |  510 +++++++
 .../dataframe/samples/api/FillSamples.kt      |   47 +
 61 files changed, 23661 insertions(+), 5882 deletions(-)
 create mode 100644 docs/StardustDocs/resources/api/columnSelectors/columnSelectorsAllColumnsOfGroup_properties.html
 rename docs/StardustDocs/resources/{snippets/org.jetbrains.kotlinx.dataframe.samples.api.Modify.fillNaNs.html => api/columnSelectors/columnSelectorsAllExcept.html} (60%)
 create mode 100644 docs/StardustDocs/resources/api/columnSelectors/columnSelectorsAllTopLevel.html
 create mode 100644 docs/StardustDocs/resources/api/columnSelectors/columnSelectorsArithmetic_properties.html
 create mode 100644 docs/StardustDocs/resources/api/columnSelectors/columnSelectorsAtAnyDepthByType.html
 create mode 100644 docs/StardustDocs/resources/api/columnSelectors/columnSelectorsAtAnyDepthExcludingGroups.html
 create mode 100644 docs/StardustDocs/resources/api/columnSelectors/columnSelectorsAtAnyDepthFromGroup_properties.html
 rename docs/StardustDocs/resources/{snippets/org.jetbrains.kotlinx.dataframe.samples.api.Modify.fillNA.html => api/columnSelectors/columnSelectorsAtAnyDepthIncludingGroups.html} (60%)
 create mode 100644 docs/StardustDocs/resources/api/columnSelectors/columnSelectorsAtAnyDepthWithCondition.html
 create mode 100644 docs/StardustDocs/resources/api/columnSelectors/columnSelectorsByColumnName.html
 create mode 100644 docs/StardustDocs/resources/api/columnSelectors/columnSelectorsByColumnNameIt_properties.html
 create mode 100644 docs/StardustDocs/resources/api/columnSelectors/columnSelectorsByColumnPath_properties.html
 create mode 100644 docs/StardustDocs/resources/api/columnSelectors/columnSelectorsByCondition.html
 create mode 100644 docs/StardustDocs/resources/api/columnSelectors/columnSelectorsByType.html
 create mode 100644 docs/StardustDocs/resources/api/columnSelectors/columnSelectorsByTypeWithCondition.html
 create mode 100644 docs/StardustDocs/resources/api/columnSelectors/columnSelectorsColumnRange_properties.html
 create mode 100644 docs/StardustDocs/resources/api/columnSelectors/columnSelectorsConverted_properties.html
 create mode 100644 docs/StardustDocs/resources/api/columnSelectors/columnSelectorsDrop.html
 create mode 100644 docs/StardustDocs/resources/api/columnSelectors/columnSelectorsDropLast.html
 create mode 100644 docs/StardustDocs/resources/api/columnSelectors/columnSelectorsFirst.html
 create mode 100644 docs/StardustDocs/resources/api/columnSelectors/columnSelectorsLastInGroup.html
 create mode 100644 docs/StardustDocs/resources/api/columnSelectors/columnSelectorsModifyDistinct.html
 create mode 100644 docs/StardustDocs/resources/api/columnSelectors/columnSelectorsModifyDrop.html
 create mode 100644 docs/StardustDocs/resources/api/columnSelectors/columnSelectorsModifyDropLast.html
 create mode 100644 docs/StardustDocs/resources/api/columnSelectors/columnSelectorsModifyExcept.html
 create mode 100644 docs/StardustDocs/resources/api/columnSelectors/columnSelectorsModifyFilter.html
 create mode 100644 docs/StardustDocs/resources/api/columnSelectors/columnSelectorsModifyTake.html
 create mode 100644 docs/StardustDocs/resources/api/columnSelectors/columnSelectorsModifyTakeLast.html
 create mode 100644 docs/StardustDocs/resources/api/columnSelectors/columnSelectorsTake.html
 create mode 100644 docs/StardustDocs/resources/api/columnSelectors/columnSelectorsTakeLast.html
 create mode 100644 docs/StardustDocs/resources/api/columnSelectors/columnSelectorsTwoColumns_properties.html
 create mode 100644 docs/StardustDocs/resources/api/columnSelectors/columnSelectorsUnion.html
 create mode 100644 docs/StardustDocs/resources/api/columnSelectors/columnSelectorsUsageFillNaNs.html
 create mode 100644 docs/StardustDocs/resources/api/columnSelectors/columnSelectorsUsageGather.html
 create mode 100644 docs/StardustDocs/resources/api/columnSelectors/columnSelectorsUsageGroup.html
 create mode 100644 docs/StardustDocs/resources/api/columnSelectors/columnSelectorsUsageMove.html
 create mode 100644 docs/StardustDocs/resources/api/columnSelectors/columnSelectorsUsageRemove.html
 create mode 100644 docs/StardustDocs/resources/api/columnSelectors/columnSelectorsUsageSelect.html
 create mode 100644 docs/StardustDocs/resources/api/columnSelectors/columnSelectorsUsageUpdate.html
 create mode 100644 docs/StardustDocs/resources/api/columnSelectors/columnSelectorsWithNewName_properties.html
 create mode 100644 docs/StardustDocs/resources/api/columnSelectors/columnsSelectorByIndex.html
 create mode 100644 docs/StardustDocs/resources/api/columnSelectors/columnsSelectorByIndexRange.html
 create mode 100644 docs/StardustDocs/resources/api/columnSelectors/columnsSelectorBySeveralIndices.html
 create mode 100644 docs/StardustDocs/resources/api/fill/fillNA.html
 create mode 100644 docs/StardustDocs/resources/api/fill/fillNaNs.html
 create mode 100644 docs/StardustDocs/resources/api/fill/fillNulls.html
 delete mode 100644 docs/StardustDocs/resources/snippets/org.jetbrains.kotlinx.dataframe.samples.api.Access.columnSelectors.html
 delete mode 100644 docs/StardustDocs/resources/snippets/org.jetbrains.kotlinx.dataframe.samples.api.Access.columnSelectorsMisc.html
 delete mode 100644 docs/StardustDocs/resources/snippets/org.jetbrains.kotlinx.dataframe.samples.api.Access.columnSelectorsModifySet.html
 delete mode 100644 docs/StardustDocs/resources/snippets/org.jetbrains.kotlinx.dataframe.samples.api.Access.columnSelectorsUsages.html
 delete mode 100644 docs/StardustDocs/resources/snippets/org.jetbrains.kotlinx.dataframe.samples.api.Access.columnsSelectorByIndices.html
 delete mode 100644 docs/StardustDocs/resources/snippets/org.jetbrains.kotlinx.dataframe.samples.api.Modify.fillNulls.html
 create mode 100644 samples/src/test/kotlin/org/jetbrains/kotlinx/dataframe/samples/api/ColumnSelectorsSamples.kt
 create mode 100644 samples/src/test/kotlin/org/jetbrains/kotlinx/dataframe/samples/api/FillSamples.kt

diff --git a/core/src/test/kotlin/org/jetbrains/kotlinx/dataframe/samples/api/Access.kt b/core/src/test/kotlin/org/jetbrains/kotlinx/dataframe/samples/api/Access.kt
index 8e3b16a7ff..e784faca6b 100644
--- a/core/src/test/kotlin/org/jetbrains/kotlinx/dataframe/samples/api/Access.kt
+++ b/core/src/test/kotlin/org/jetbrains/kotlinx/dataframe/samples/api/Access.kt
@@ -2,10 +2,7 @@
 
 package org.jetbrains.kotlinx.dataframe.samples.api
 
-import org.jetbrains.kotlinx.dataframe.api.add
-import org.jetbrains.kotlinx.dataframe.api.after
 import org.jetbrains.kotlinx.dataframe.api.chunked
-import org.jetbrains.kotlinx.dataframe.api.colsOf
 import org.jetbrains.kotlinx.dataframe.api.distinct
 import org.jetbrains.kotlinx.dataframe.api.distinctBy
 import org.jetbrains.kotlinx.dataframe.api.drop
@@ -14,25 +11,17 @@ import org.jetbrains.kotlinx.dataframe.api.dropNA
 import org.jetbrains.kotlinx.dataframe.api.dropNaNs
 import org.jetbrains.kotlinx.dataframe.api.dropNulls
 import org.jetbrains.kotlinx.dataframe.api.dropWhile
-import org.jetbrains.kotlinx.dataframe.api.fillNaNs
 import org.jetbrains.kotlinx.dataframe.api.first
 import org.jetbrains.kotlinx.dataframe.api.forEach
-import org.jetbrains.kotlinx.dataframe.api.gather
 import org.jetbrains.kotlinx.dataframe.api.getColumn
 import org.jetbrains.kotlinx.dataframe.api.getColumnGroup
 import org.jetbrains.kotlinx.dataframe.api.getColumns
-import org.jetbrains.kotlinx.dataframe.api.group
 import org.jetbrains.kotlinx.dataframe.api.groupBy
-import org.jetbrains.kotlinx.dataframe.api.into
-import org.jetbrains.kotlinx.dataframe.api.isColumnGroup
-import org.jetbrains.kotlinx.dataframe.api.map
 import org.jetbrains.kotlinx.dataframe.api.mapToRows
 import org.jetbrains.kotlinx.dataframe.api.maxBy
 import org.jetbrains.kotlinx.dataframe.api.maxByOrNull
 import org.jetbrains.kotlinx.dataframe.api.minBy
 import org.jetbrains.kotlinx.dataframe.api.minus
-import org.jetbrains.kotlinx.dataframe.api.move
-import org.jetbrains.kotlinx.dataframe.api.notNull
 import org.jetbrains.kotlinx.dataframe.api.remove
 import org.jetbrains.kotlinx.dataframe.api.rows
 import org.jetbrains.kotlinx.dataframe.api.select
@@ -40,9 +29,7 @@ import org.jetbrains.kotlinx.dataframe.api.single
 import org.jetbrains.kotlinx.dataframe.api.take
 import org.jetbrains.kotlinx.dataframe.api.takeLast
 import org.jetbrains.kotlinx.dataframe.api.takeWhile
-import org.jetbrains.kotlinx.dataframe.api.update
 import org.jetbrains.kotlinx.dataframe.api.values
-import org.jetbrains.kotlinx.dataframe.api.withZero
 import org.jetbrains.kotlinx.dataframe.api.xs
 import org.jetbrains.kotlinx.dataframe.explainer.TransformDataFrameExpressions
 import org.jetbrains.kotlinx.dataframe.get
@@ -443,181 +430,6 @@ class Access : TestBase() {
         // SampleEnd
     }
 
-    @Test
-    @TransformDataFrameExpressions
-    fun columnSelectorsUsages() {
-        // SampleStart
-        df.select { age and name }
-        df.fillNaNs { colsAtAnyDepth().colsOf<Double>() }.withZero()
-        df.remove { cols { it.hasNulls() } }
-        df.group { cols { it.data != name } }.into { "nameless" }
-        df.update { city }.notNull { it.lowercase() }
-        df.gather { colsOf<Number>() }.into("key", "value")
-        df.move { name.firstName and name.lastName }.after { city }
-        // SampleEnd
-    }
-
-    @Test
-    @TransformDataFrameExpressions
-    fun columnSelectors_properties() {
-        // SampleStart
-        // by column name
-        df.select { it.name }
-        df.select { name }
-
-        // by column path
-        df.select { name.firstName }
-
-        // with a new name
-        df.select { name named "Full Name" }
-
-        // converted
-        df.select { name.firstName.map { it.lowercase() } }
-
-        // column arithmetics
-        df.select { 2021 - age }
-
-        // two columns
-        df.select { name and age }
-
-        // range of columns
-        df.select { name..age }
-
-        // all columns of ColumnGroup
-        df.select { name.allCols() }
-
-        // traversal of columns at any depth from here excluding ColumnGroups
-        df.select { name.colsAtAnyDepth().filter { !it.isColumnGroup() } }
-
-        // SampleEnd
-    }
-
-    @Test
-    @TransformDataFrameExpressions
-    fun columnSelectors_strings() {
-        // SampleStart
-        // by column name
-        df.select { it["name"] }
-
-        // by column path
-        df.select { it["name"]["firstName"] }
-        df.select { "name"["firstName"] }
-
-        // with a new name
-        df.select { "name" named "Full Name" }
-
-        // converted
-        df.select { "name"["firstName"]<String>().map { it.uppercase() } }
-
-        // column arithmetics
-        df.select { 2021 - "age"<Int>() }
-
-        // two columns
-        df.select { "name" and "age" }
-
-        // by range of names
-        df.select { "name".."age" }
-
-        // all columns of ColumnGroup
-        df.select { "name".allCols() }
-
-        // traversal of columns at any depth from here excluding ColumnGroups
-        df.select { "name".colsAtAnyDepth().filter { !it.isColumnGroup() } }
-        // SampleEnd
-    }
-
-    @Test
-    @TransformDataFrameExpressions
-    fun columnsSelectorByIndices() {
-        // SampleStart
-        // by index
-        df.select { col(2) }
-
-        // by several indices
-        df.select { cols(0, 1, 3) }
-
-        // by range of indices
-        df.select { cols(1..4) }
-        // SampleEnd
-    }
-
-    @Test
-    @TransformDataFrameExpressions
-    fun columnSelectorsMisc() {
-        val df = df.add { "year" from { 0 } }
-        // SampleStart
-        // by condition
-        df.select { cols { it.name().startsWith("year") } }
-        df.select { nameStartsWith("year") }
-
-        // by type
-        df.select { colsOf<String>() }
-
-        // by type with condition
-        df.select { colsOf<String?> { it.countDistinct() > 5 } }
-
-        // all top-level columns
-        df.select { all() }
-
-        // first/last n columns
-        df.select { take(2) }
-        df.select { takeLast(2) }
-
-        // all except first/last n columns
-        df.select { drop(2) }
-        df.select { dropLast(2) }
-
-        // find the first column satisfying the condition
-        df.select { first { it.name.startsWith("year") } }
-
-        // find the last column inside a column group satisfying the condition
-        df.select {
-            colGroup("name").lastCol { it.name().endsWith("Name") }
-        }
-
-        // traversal of columns at any depth from here excluding ColumnGroups
-        df.select { colsAtAnyDepth().filter { !it.isColumnGroup() } }
-
-        // traversal of columns at any depth from here including ColumnGroups
-        df.select { colsAtAnyDepth() }
-
-        // traversal of columns at any depth with condition
-        df.select { colsAtAnyDepth().filter { it.name().contains(":") } }
-
-        // traversal of columns at any depth to find columns of given type
-        df.select { colsAtAnyDepth().colsOf<String>() }
-
-        // all columns except given column set
-        df.select { allExcept { colsOf<String>() } }
-
-        // union of column sets
-        df.select { take(2) and col(3) }
-        // SampleEnd
-    }
-
-    @Test
-    @TransformDataFrameExpressions
-    fun columnSelectorsModifySet() {
-        // SampleStart
-        // first/last n value- and frame columns in column set
-        df.select { colsAtAnyDepth().filter { !it.isColumnGroup() }.take(3) }
-        df.select { colsAtAnyDepth().filter { !it.isColumnGroup() }.takeLast(3) }
-
-        // all except first/last n value- and frame columns in column set
-        df.select { colsAtAnyDepth().filter { !it.isColumnGroup() }.drop(3) }
-        df.select { colsAtAnyDepth().filter { !it.isColumnGroup() }.dropLast(3) }
-
-        // filter column set by condition
-        df.select { colsAtAnyDepth().filter { !it.isColumnGroup() && it.name().startsWith("year") } }
-
-        // exclude columns from column set
-        df.select { colsAtAnyDepth().filter { !it.isColumnGroup() }.except { age } }
-
-        // keep only unique columns
-        df.select { (colsOf<Int>() and age).distinct() }
-        // SampleEnd
-    }
-
     @Test
     @TransformDataFrameExpressions
     fun forRows_properties() {
diff --git a/core/src/test/kotlin/org/jetbrains/kotlinx/dataframe/samples/api/Modify.kt b/core/src/test/kotlin/org/jetbrains/kotlinx/dataframe/samples/api/Modify.kt
index 274937e930..efa3a5a581 100644
--- a/core/src/test/kotlin/org/jetbrains/kotlinx/dataframe/samples/api/Modify.kt
+++ b/core/src/test/kotlin/org/jetbrains/kotlinx/dataframe/samples/api/Modify.kt
@@ -35,9 +35,6 @@ import org.jetbrains.kotlinx.dataframe.api.default
 import org.jetbrains.kotlinx.dataframe.api.dropNulls
 import org.jetbrains.kotlinx.dataframe.api.explode
 import org.jetbrains.kotlinx.dataframe.api.fill
-import org.jetbrains.kotlinx.dataframe.api.fillNA
-import org.jetbrains.kotlinx.dataframe.api.fillNaNs
-import org.jetbrains.kotlinx.dataframe.api.fillNulls
 import org.jetbrains.kotlinx.dataframe.api.filter
 import org.jetbrains.kotlinx.dataframe.api.flatten
 import org.jetbrains.kotlinx.dataframe.api.gather
@@ -100,7 +97,6 @@ import org.jetbrains.kotlinx.dataframe.api.update
 import org.jetbrains.kotlinx.dataframe.api.where
 import org.jetbrains.kotlinx.dataframe.api.with
 import org.jetbrains.kotlinx.dataframe.api.withNull
-import org.jetbrains.kotlinx.dataframe.api.withZero
 import org.jetbrains.kotlinx.dataframe.explainer.TransformDataFrameExpressions
 import org.jetbrains.kotlinx.dataframe.impl.api.mapNotNullValues
 import org.jetbrains.kotlinx.dataframe.io.readJson
@@ -295,32 +291,6 @@ class Modify : TestBase() {
         // SampleEnd
     }
 
-    @Test
-    @TransformDataFrameExpressions
-    fun fillNulls() {
-        // SampleStart
-        df.fillNulls { colsOf<Int?>() }.with { -1 }
-        // same as
-        df.update { colsOf<Int?>() }.where { it == null }.with { -1 }
-        // SampleEnd
-    }
-
-    @Test
-    @TransformDataFrameExpressions
-    fun fillNaNs() {
-        // SampleStart
-        df.fillNaNs { colsOf<Double>() }.withZero()
-        // SampleEnd
-    }
-
-    @Test
-    @TransformDataFrameExpressions
-    fun fillNA() {
-        // SampleStart
-        df.fillNA { weight }.with { -1 }
-        // SampleEnd
-    }
-
     @Test
     @TransformDataFrameExpressions
     fun move() {
diff --git a/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsAllColumnsOfGroup_properties.html b/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsAllColumnsOfGroup_properties.html
new file mode 100644
index 0000000000..26bd65fadb
--- /dev/null
+++ b/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsAllColumnsOfGroup_properties.html
@@ -0,0 +1,511 @@
+<html>
+<head>
+<style type="text/css">
+:root {
+    --background: #fff;
+    --background-odd: #f5f5f5;
+    --background-hover: #d9edfd;
+    --header-text-color: #474747;
+    --text-color: #848484;
+    --text-color-dark: #000;
+    --text-color-medium: #737373;
+    --text-color-pale: #b3b3b3;
+    --inner-border-color: #aaa;
+    --bold-border-color: #000;
+    --link-color: #296eaa;
+    --link-color-pale: #296eaa;
+    --link-hover: #1a466c;
+}
+
+:root[theme="dark"], :root [data-jp-theme-light="false"], .dataframe_dark{
+    --background: #303030;
+    --background-odd: #3c3c3c;
+    --background-hover: #464646;
+    --header-text-color: #dddddd;
+    --text-color: #b3b3b3;
+    --text-color-dark: #dddddd;
+    --text-color-medium: #b2b2b2;
+    --text-color-pale: #737373;
+    --inner-border-color: #707070;
+    --bold-border-color: #777777;
+    --link-color: #008dc0;
+    --link-color-pale: #97e1fb;
+    --link-hover: #00688e;
+}
+
+p.dataframe_description {
+    color: var(--text-color-dark);
+}
+
+table.dataframe {
+    font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
+    font-size: 12px;
+    background-color: var(--background);
+    color: var(--text-color-dark);
+    border: none;
+    border-collapse: collapse;
+}
+
+table.dataframe th, td {
+    padding: 6px;
+    border: 1px solid transparent;
+    text-align: left;
+}
+
+table.dataframe th {
+    background-color: var(--background);
+    color: var(--header-text-color);
+}
+
+table.dataframe td {
+    vertical-align: top;
+    white-space: nowrap;
+}
+
+table.dataframe th.bottomBorder {
+    border-bottom-color: var(--bold-border-color);
+}
+
+table.dataframe tbody > tr:nth-child(odd) {
+    background: var(--background-odd);
+}
+
+table.dataframe tbody > tr:nth-child(even) {
+    background: var(--background);
+}
+
+table.dataframe tbody > tr:hover {
+    background: var(--background-hover);
+}
+
+table.dataframe a {
+    cursor: pointer;
+    color: var(--link-color);
+    text-decoration: none;
+}
+
+table.dataframe tr:hover > td a {
+    color: var(--link-color-pale);
+}
+
+table.dataframe a:hover {
+    color: var(--link-hover);
+    text-decoration: underline;
+}
+
+table.dataframe img {
+    max-width: fit-content;
+}
+
+table.dataframe th.complex {
+    background-color: var(--background);
+    border: 1px solid var(--background);
+}
+
+table.dataframe .leftBorder {
+    border-left-color: var(--inner-border-color);
+}
+
+table.dataframe .rightBorder {
+    border-right-color: var(--inner-border-color);
+}
+
+table.dataframe .rightAlign {
+    text-align: right;
+}
+
+table.dataframe .expanderSvg {
+    width: 8px;
+    height: 8px;
+    margin-right: 3px;
+}
+
+table.dataframe .expander {
+    display: flex;
+    align-items: center;
+}
+
+/* formatting */
+
+table.dataframe .null {
+    color: var(--text-color-pale);
+}
+
+table.dataframe .structural {
+    color: var(--text-color-medium);
+    font-weight: bold;
+}
+
+table.dataframe .dataFrameCaption {
+    font-weight: bold;
+}
+
+table.dataframe .numbers {
+    color: var(--text-color-dark);
+}
+
+table.dataframe td:hover .formatted .structural, .null {
+    color: var(--text-color-dark);
+}
+
+table.dataframe tr:hover .formatted .structural, .null {
+    color: var(--text-color-dark);
+}
+
+
+body {
+    font-family: "JetBrains Mono",SFMono-Regular,Consolas,"Liberation Mono",Menlo,Courier,monospace;
+}       
+
+:root {
+    color: #19191C;
+    background-color: #fff;
+}
+
+:root[theme="dark"] {
+    background-color: #19191C;
+    color: #FFFFFFCC
+}
+
+details details {
+    margin-left: 20px; 
+}
+
+summary {
+    padding: 6px;
+}
+</style>
+</head>
+<body>
+<table class="dataframe" id="df_0"></table>
+
+<p class="dataframe_description"></p>
+</body>
+<script>
+(function () {
+    window.DataFrame = window.DataFrame || new (function () {
+        this.addTable = function (df) {
+            let cols = df.cols;
+            for (let i = 0; i < cols.length; i++) {
+                for (let c of cols[i].children) {
+                    cols[c].parent = i;
+                }
+            }
+            df.nrow = 0
+            for (let i = 0; i < df.cols.length; i++) {
+                if (df.cols[i].values.length > df.nrow) df.nrow = df.cols[i].values.length
+            }
+            if (df.id === df.rootId) {
+                df.expandedFrames = new Set()
+                df.childFrames = {}
+                const table = this.getTableElement(df.id)
+                table.df = df
+                for (let i = 0; i < df.cols.length; i++) {
+                    let col = df.cols[i]
+                    if (col.parent === undefined && col.children.length > 0) col.expanded = true
+                }
+            } else {
+                const rootDf = this.getTableData(df.rootId)
+                rootDf.childFrames[df.id] = df
+            }
+        }
+
+        this.computeRenderData = function (df) {
+            let result = []
+            let pos = 0
+            for (let col = 0; col < df.cols.length; col++) {
+                if (df.cols[col].parent === undefined)
+                    pos += this.computeRenderDataRec(df.cols, col, pos, 0, result, false, false)
+            }
+            for (let i = 0; i < result.length; i++) {
+                let row = result[i]
+                for (let j = 0; j < row.length; j++) {
+                    let cell = row[j]
+                    if (j === 0)
+                        cell.leftBd = false
+                    if (j < row.length - 1) {
+                        let nextData = row[j + 1]
+                        if (nextData.leftBd) cell.rightBd = true
+                        else if (cell.rightBd) nextData.leftBd = true
+                    } else cell.rightBd = false
+                }
+            }
+            return result
+        }
+
+        this.computeRenderDataRec = function (cols, colId, pos, depth, result, leftBorder, rightBorder) {
+            if (result.length === depth) {
+                const array = [];
+                if (pos > 0) {
+                    let j = 0
+                    for (let i = 0; j < pos; i++) {
+                        let c = result[depth - 1][i]
+                        j += c.span
+                        let copy = Object.assign({empty: true}, c)
+                        array.push(copy)
+                    }
+                }
+                result.push(array)
+            }
+            const col = cols[colId];
+            let size = 0;
+            if (col.expanded) {
+                let childPos = pos
+                for (let i = 0; i < col.children.length; i++) {
+                    let child = col.children[i]
+                    let childLeft = i === 0 && (col.children.length > 1 || leftBorder)
+                    let childRight = i === col.children.length - 1 && (col.children.length > 1 || rightBorder)
+                    let childSize = this.computeRenderDataRec(cols, child, childPos, depth + 1, result, childLeft, childRight)
+                    childPos += childSize
+                    size += childSize
+                }
+            } else {
+                for (let i = depth + 1; i < result.length; i++)
+                    result[i].push({id: colId, span: 1, leftBd: leftBorder, rightBd: rightBorder, empty: true})
+                size = 1
+            }
+            let left = leftBorder
+            let right = rightBorder
+            if (size > 1) {
+                left = true
+                right = true
+            }
+            result[depth].push({id: colId, span: size, leftBd: left, rightBd: right})
+            return size
+        }
+
+        this.getTableElement = function (id) {
+            return document.getElementById("df_" + id)
+        }
+
+        this.getTableData = function (id) {
+            return this.getTableElement(id).df
+        }
+
+        this.createExpander = function (isExpanded) {
+            const svgNs = "http://www.w3.org/2000/svg"
+            let svg = document.createElementNS(svgNs, "svg")
+            svg.classList.add("expanderSvg")
+            let path = document.createElementNS(svgNs, "path")
+            if (isExpanded) {
+                svg.setAttribute("viewBox", "0 -2 8 8")
+                path.setAttribute("d", "M1 0 l-1 1 4 4 4 -4 -1 -1 -3 3Z")
+            } else {
+                svg.setAttribute("viewBox", "-2 0 8 8")
+                path.setAttribute("d", "M1 0 l-1 1 3 3 -3 3 1 1 4 -4Z")
+            }
+            path.setAttribute("fill", "currentColor")
+            svg.appendChild(path)
+            return svg
+        }
+
+        this.renderTable = function (id) {
+
+            let table = this.getTableElement(id)
+
+            if (table === null) return
+
+            table.innerHTML = ""
+
+            let df = table.df
+            let rootDf = df.rootId === df.id ? df : this.getTableData(df.rootId)
+
+            // header
+            let header = document.createElement("thead")
+            table.appendChild(header)
+
+            let renderData = this.computeRenderData(df)
+            for (let j = 0; j < renderData.length; j++) {
+                let rowData = renderData[j]
+                let tr = document.createElement("tr");
+                let isLastRow = j === renderData.length - 1
+                header.appendChild(tr);
+                for (let i = 0; i < rowData.length; i++) {
+                    let cell = rowData[i]
+                    let th = document.createElement("th");
+                    th.setAttribute("colspan", cell.span)
+                    let colId = cell.id
+                    let col = df.cols[colId];
+                    if (!cell.empty) {
+                        if (col.children.length === 0) {
+                            th.innerHTML = col.name
+                        } else {
+                            let link = document.createElement("a")
+                            link.className = "expander"
+                            let that = this
+                            link.onclick = function () {
+                                col.expanded = !col.expanded
+                                that.renderTable(id)
+                            }
+                            link.appendChild(this.createExpander(col.expanded))
+                            link.innerHTML += col.name
+                            th.appendChild(link)
+                        }
+                    }
+                    let classes = (cell.leftBd ? " leftBorder" : "") + (cell.rightBd ? " rightBorder" : "")
+                    if (col.rightAlign)
+                        classes += " rightAlign"
+                    if (isLastRow)
+                        classes += " bottomBorder"
+                    if (classes.length > 0)
+                        th.setAttribute("class", classes)
+                    tr.appendChild(th)
+                }
+            }
+
+            // body
+            let body = document.createElement("tbody")
+            table.appendChild(body)
+
+            let columns = renderData.pop()
+            for (let row = 0; row < df.nrow; row++) {
+                let tr = document.createElement("tr");
+                body.appendChild(tr)
+                for (let i = 0; i < columns.length; i++) {
+                    let cell = columns[i]
+                    let td = document.createElement("td");
+                    let colId = cell.id
+                    let col = df.cols[colId]
+                    let classes = (cell.leftBd ? " leftBorder" : "") + (cell.rightBd ? " rightBorder" : "")
+                    if (col.rightAlign)
+                        classes += " rightAlign"
+                    if (classes.length > 0)
+                        td.setAttribute("class", classes)
+                    tr.appendChild(td)
+                    let value = col.values[row]
+                    if (value.frameId !== undefined) {
+                        let frameId = value.frameId
+                        let expanded = rootDf.expandedFrames.has(frameId)
+                        let link = document.createElement("a")
+                        link.className = "expander"
+                        let that = this
+                        link.onclick = function () {
+                            if (rootDf.expandedFrames.has(frameId))
+                                rootDf.expandedFrames.delete(frameId)
+                            else rootDf.expandedFrames.add(frameId)
+                            that.renderTable(id)
+                        }
+                        link.appendChild(this.createExpander(expanded))
+                        link.innerHTML += value.value
+                        if (expanded) {
+                            td.appendChild(link)
+                            td.appendChild(document.createElement("p"))
+                            const childTable = document.createElement("table")
+                            childTable.className = "dataframe"
+                            childTable.id = "df_" + frameId
+                            let childDf = rootDf.childFrames[frameId]
+                            childTable.df = childDf
+                            td.appendChild(childTable)
+                            this.renderTable(frameId)
+                            if (childDf.nrow !== childDf.totalRows) {
+                                const footer = document.createElement("p")
+                                footer.innerText = `... showing only top ${childDf.nrow} of ${childDf.totalRows} rows`
+                                td.appendChild(footer)
+                            }
+                        } else {
+                            td.appendChild(link)
+                        }
+                    } else if (value.style !== undefined) {
+                        td.innerHTML = value.value
+                        td.setAttribute("style", value.style)
+                    } else td.innerHTML = value
+                    this.nodeScriptReplace(td)
+                }
+            }
+        }
+
+        this.nodeScriptReplace = function (node) {
+            if (this.nodeScriptIs(node) === true) {
+                node.parentNode.replaceChild(this.nodeScriptClone(node), node);
+            } else {
+                let i = -1, children = node.childNodes;
+                while (++i < children.length) {
+                    this.nodeScriptReplace(children[i]);
+                }
+            }
+
+            return node;
+        }
+
+        this.nodeScriptClone = function (node) {
+            let script = document.createElement("script");
+            script.text = node.innerHTML;
+
+            let i = -1, attrs = node.attributes, attr;
+            while (++i < attrs.length) {
+                script.setAttribute((attr = attrs[i]).name, attr.value);
+            }
+            return script;
+        }
+
+        this.nodeScriptIs = function (node) {
+            return node.tagName === 'SCRIPT';
+        }
+    })()
+
+    window.call_DataFrame = function (f) {
+        return f();
+    };
+
+    let funQueue = window["kotlinQueues"] && window["kotlinQueues"]["DataFrame"];
+    if (funQueue) {
+        funQueue.forEach(function (f) {
+            f();
+        });
+        funQueue = [];
+    }
+})()
+
+/*<!--*/
+call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"firstName: String\">firstName</span>", children: [], rightAlign: false, values: ["Alice","Bob","Charlie","Charlie","Bob","Alice","Charlie","Alice","Bob","Charlie"] }, 
+{ name: "<span title=\"lastName: String\">lastName</span>", children: [], rightAlign: false, values: ["Cooper","Dylan","Daniels","Chaplin","Marley","Wolf","Byrd","Smith","Brown","Johnson"] }, 
+], id: 0, rootId: 0, totalRows: 10 } ) });
+/*-->*/
+
+call_DataFrame(function() { DataFrame.renderTable(0) });
+
+function sendHeight() {
+    const table = document.querySelector('table.dataframe');
+    if (!table) return;
+
+    let height = 0;
+    
+    const thead = table.querySelector('thead');
+    if (thead) height += thead.offsetHeight;
+    
+    const rows = table.querySelectorAll(':scope > tbody > tr');
+    rows.forEach(row => {
+        height += row.offsetHeight;
+    });
+    
+    height += getVerticalMargins(table) + 10;
+
+    window.parent.postMessage({ type: 'iframeHeight', height: Math.ceil(height) }, '*');
+}
+
+function getVerticalMargins(element) {
+    const style = getComputedStyle(element);
+    return parseFloat(style.marginTop) + parseFloat(style.marginBottom);
+}
+
+function repeatHeightCalculation(maxRetries = 10, interval = 100) {
+    let retries = 0;
+    const intervalId = setInterval(() => {
+        sendHeight();
+        retries++;
+        if (retries >= maxRetries) clearInterval(intervalId);
+    }, interval);
+}
+
+window.addEventListener('load', repeatHeightCalculation);
+
+const observer = new MutationObserver(() => repeatHeightCalculation(5, 50));
+observer.observe(document.querySelector('.dataframe'), {
+    childList: true,
+    subtree: true,
+    characterData: true,
+});
+
+
+</script>
+</html>
diff --git a/docs/StardustDocs/resources/snippets/org.jetbrains.kotlinx.dataframe.samples.api.Modify.fillNaNs.html b/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsAllExcept.html
similarity index 60%
rename from docs/StardustDocs/resources/snippets/org.jetbrains.kotlinx.dataframe.samples.api.Modify.fillNaNs.html
rename to docs/StardustDocs/resources/api/columnSelectors/columnSelectorsAllExcept.html
index 7f0430da40..08fa6b5a7e 100644
--- a/docs/StardustDocs/resources/snippets/org.jetbrains.kotlinx.dataframe.samples.api.Modify.fillNaNs.html
+++ b/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsAllExcept.html
@@ -177,24 +177,9 @@
 </style>
 </head>
 <body>
-                                <details>
-                                <summary>Input DataFrame: rowsCount = 7, columnsCount = 5</summary>
-                                 <table class="dataframe" id="df_0"></table>
+<table class="dataframe" id="df_0"></table>
 
 <p class="dataframe_description"></p>
-                                </details>
-                                <details>
-                                <summary>Step 1: Update</summary>
-                                 <table class="dataframe" id="df_1"></table>
-
-<p class="dataframe_description">DataFrame [7 x 5]</p>
-                                </details>
-                                <details>
-                                <summary>Output DataFrame: rowsCount = 7, columnsCount = 5</summary>
-                                 <table class="dataframe" id="df_2"></table>
-
-<p class="dataframe_description"></p>
-                                </details>
 </body>
 <script>
 (function () {
@@ -471,148 +456,62 @@
     }
 })()
 
-function sendHeight() {
-    let totalHeight = 0;
-
-    document.querySelectorAll('body > details, body > br, body > table').forEach(element => {
-        if (element.tagName === 'DETAILS') {
-            totalHeight += getElementHeight(element.querySelector(':scope > summary'));
-
-            if (element.open) {
-                totalHeight += getVisibleContentHeight(element);
-            }
-        } else if (element.tagName === 'BR') {
-            totalHeight += getElementHeight(element);
-        } else if (element.tagName === 'TABLE') {
-            totalHeight += getElementHeight(element);
-        }
-    });
-
-    totalHeight += 10;
-
-    window.parent.postMessage({type: 'iframeHeight', height: Math.ceil(totalHeight)}, '*');
-}
-
-function getVisibleContentHeight(detailsElement) {
-    let height = 0;
-
-    detailsElement.querySelectorAll(':scope > details, :scope > table, :scope > p').forEach(child => {
-        if (child.tagName === 'DETAILS') {
-            const summary = child.querySelector(':scope > summary');
-            height += getElementHeight(summary);
+/*<!--*/
+call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"firstName: String\">firstName</span>", children: [], rightAlign: false, values: ["Alice","Bob","Charlie","Charlie","Bob","Alice","Charlie","Alice","Bob","Charlie"] }, 
+{ name: "<span title=\"lastName: String\">lastName</span>", children: [], rightAlign: false, values: ["Cooper","Dylan","Daniels","Chaplin","Marley","Wolf","Byrd","Smith","Brown","Johnson"] }, 
+{ name: "<span title=\"name: DataRow<*>\">name</span>", children: [0, 1], rightAlign: false, values: ["<span class=\"formatted\" title=\"firstName: Alice\nlastName: Cooper\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cooper<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Dylan\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dylan<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Daniels\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dan<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Chaplin\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cha<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Marley\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Marley<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Alice\nlastName: Wolf\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Wolf<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Byrd\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Byrd<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Alice\nlastName: Smith\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Smith<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Brown\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Brown<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Johnson\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Joh<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>"] }, 
+{ name: "<span title=\"age: Int\">age</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">45</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">40</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">18</span></span>"] }, 
+{ name: "<span title=\"city: String?\">city</span>", children: [], rightAlign: false, values: ["London","Dubai","Moscow","Milan","Tokyo","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","Moscow","Milan","London","Dubai"] }, 
+{ name: "<span title=\"weight: Int?\">weight</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">54</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">87</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">68</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">55</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">90</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">52</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">60</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">70</span></span>"] }, 
+{ name: "<span title=\"isHappy: Boolean\">isHappy</span>", children: [], rightAlign: false, values: ["true","true","false","true","true","false","true","false","false","false"] }, 
+{ name: "<span title=\"year: Int\">year</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>"] }, 
+], id: 0, rootId: 0, totalRows: 10 } ) });
+/*-->*/
 
-            if (child.open) {
-                height += getDirectVisibleContentHeight(child);
-            }
-        } else if (isElementVisible(child)) {
-            height += getElementHeight(child);
-        }
-    });
+call_DataFrame(function() { DataFrame.renderTable(0) });
 
-    return height;
-}
+function sendHeight() {
+    const table = document.querySelector('table.dataframe');
+    if (!table) return;
 
-function getDirectVisibleContentHeight(element) {
     let height = 0;
-    element.querySelectorAll(':scope > table, :scope > p, :scope > summary').forEach(child => {
-        if (isElementVisible(child)) {
-            height += getElementHeight(child);
-        }
+    
+    const thead = table.querySelector('thead');
+    if (thead) height += thead.offsetHeight;
+    
+    const rows = table.querySelectorAll(':scope > tbody > tr');
+    rows.forEach(row => {
+        height += row.offsetHeight;
     });
-    return height;
-}
-
-function getElementHeight(el) {
-    const styles = getComputedStyle(el);
-    const margin = parseFloat(styles.marginTop) + parseFloat(styles.marginBottom);
     
-    // More reliable cross-browser calculation
-    const rect = el.getBoundingClientRect();
-    return rect.height + margin;
-}
+    height += getVerticalMargins(table) + 10;
 
-function isElementVisible(el) {
-    return !!(el.offsetWidth || el.offsetHeight || el.getClientRects().length);
+    window.parent.postMessage({ type: 'iframeHeight', height: Math.ceil(height) }, '*');
 }
 
-function sendInitialHeight() {
-    let initialHeight = 0;
-
-    document.querySelectorAll('body > details, body > br, body > table').forEach(element => {
-        if (element.tagName === 'DETAILS') {
-            initialHeight += getElementHeight(element.querySelector(':scope > summary'));
-        } else if (element.tagName === 'BR') {
-            initialHeight += getElementHeight(element);
-        } else if (element.tagName === `TABLE`) {
-            initialHeight += getElementHeight(element);
-        }
-    });
-
-    initialHeight += 10;
-
-    window.parent.postMessage({type: 'iframeHeight', height: Math.ceil(initialHeight)}, '*');
+function getVerticalMargins(element) {
+    const style = getComputedStyle(element);
+    return parseFloat(style.marginTop) + parseFloat(style.marginBottom);
 }
 
 function repeatHeightCalculation(maxRetries = 10, interval = 100) {
     let retries = 0;
     const intervalId = setInterval(() => {
-        sendInitialHeight();
+        sendHeight();
         retries++;
         if (retries >= maxRetries) clearInterval(intervalId);
     }, interval);
 }
 
-window.addEventListener('load', () => {
-    repeatHeightCalculation();
-
-
-    document.querySelectorAll('details').forEach(detail => {
-        detail.addEventListener('toggle', () => {
-            setTimeout(sendHeight, 50);
-        });
-    });
+window.addEventListener('load', repeatHeightCalculation);
 
-    const observer = new MutationObserver(() => setTimeout(sendHeight, 50));
-    observer.observe(document.body, {childList: true, subtree: true, characterData: true});
+const observer = new MutationObserver(() => repeatHeightCalculation(5, 50));
+observer.observe(document.querySelector('.dataframe'), {
+    childList: true,
+    subtree: true,
+    characterData: true,
 });
-/*<!--*/
-call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"firstName: String\">firstName</span>", children: [], rightAlign: false, values: ["Alice","Bob","Charlie","Charlie","Bob","Alice","Charlie"] }, 
-{ name: "<span title=\"lastName: String\">lastName</span>", children: [], rightAlign: false, values: ["Cooper","Dylan","Daniels","Chaplin","Marley","Wolf","Byrd"] }, 
-{ name: "<span title=\"name: DataRow<*>\">name</span>", children: [0, 1], rightAlign: false, values: ["<span class=\"formatted\" title=\"firstName: Alice\nlastName: Cooper\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cooper<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Dylan\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dylan<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Daniels\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dan<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Chaplin\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cha<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Marley\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Marley<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Alice\nlastName: Wolf\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Wolf<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Byrd\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Byrd<span class=\"structural\"> }</span></span>"] }, 
-{ name: "<span title=\"age: Int\">age</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">45</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">40</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>"] }, 
-{ name: "<span title=\"city: String?\">city</span>", children: [], rightAlign: false, values: ["London","Dubai","Moscow","Milan","Tokyo","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","Moscow"] }, 
-{ name: "<span title=\"weight: Int?\">weight</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">54</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">87</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">68</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">55</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">90</span></span>"] }, 
-{ name: "<span title=\"isHappy: Boolean\">isHappy</span>", children: [], rightAlign: false, values: ["true","true","false","true","true","false","true"] }, 
-], id: 0, rootId: 0, totalRows: 7 } ) });
-/*-->*/
-
-call_DataFrame(function() { DataFrame.renderTable(0) });
-
-/*<!--*/
-call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"firstName: String\">firstName</span>", children: [], rightAlign: false, values: ["Alice","Bob","Charlie","Charlie","Bob","Alice","Charlie"] }, 
-{ name: "<span title=\"lastName: String\">lastName</span>", children: [], rightAlign: false, values: ["Cooper","Dylan","Daniels","Chaplin","Marley","Wolf","Byrd"] }, 
-{ name: "<span title=\"name: DataRow<*>\">name</span>", children: [0, 1], rightAlign: false, values: ["<span class=\"formatted\" title=\"firstName: Alice\nlastName: Cooper\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cooper<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Dylan\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dylan<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Daniels\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dan<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Chaplin\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cha<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Marley\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Marley<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Alice\nlastName: Wolf\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Wolf<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Byrd\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Byrd<span class=\"structural\"> }</span></span>"] }, 
-{ name: "<span title=\"age: Int\">age</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">45</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">40</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>"] }, 
-{ name: "<span title=\"city: String?\">city</span>", children: [], rightAlign: false, values: ["London","Dubai","Moscow","Milan","Tokyo","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","Moscow"] }, 
-{ name: "<span title=\"weight: Int?\">weight</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">54</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">87</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">68</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">55</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">90</span></span>"] }, 
-{ name: "<span title=\"isHappy: Boolean\">isHappy</span>", children: [], rightAlign: false, values: ["true","true","false","true","true","false","true"] }, 
-], id: 1, rootId: 1, totalRows: 7 } ) });
-/*-->*/
-
-call_DataFrame(function() { DataFrame.renderTable(1) });
-
-/*<!--*/
-call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"firstName: String\">firstName</span>", children: [], rightAlign: false, values: ["Alice","Bob","Charlie","Charlie","Bob","Alice","Charlie"] }, 
-{ name: "<span title=\"lastName: String\">lastName</span>", children: [], rightAlign: false, values: ["Cooper","Dylan","Daniels","Chaplin","Marley","Wolf","Byrd"] }, 
-{ name: "<span title=\"name: DataRow<*>\">name</span>", children: [0, 1], rightAlign: false, values: ["<span class=\"formatted\" title=\"firstName: Alice\nlastName: Cooper\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cooper<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Dylan\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dylan<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Daniels\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dan<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Chaplin\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cha<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Marley\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Marley<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Alice\nlastName: Wolf\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Wolf<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Byrd\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Byrd<span class=\"structural\"> }</span></span>"] }, 
-{ name: "<span title=\"age: Int\">age</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">45</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">40</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>"] }, 
-{ name: "<span title=\"city: String?\">city</span>", children: [], rightAlign: false, values: ["London","Dubai","Moscow","Milan","Tokyo","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","Moscow"] }, 
-{ name: "<span title=\"weight: Int?\">weight</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">54</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">87</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">68</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">55</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">90</span></span>"] }, 
-{ name: "<span title=\"isHappy: Boolean\">isHappy</span>", children: [], rightAlign: false, values: ["true","true","false","true","true","false","true"] }, 
-], id: 2, rootId: 2, totalRows: 7 } ) });
-/*-->*/
 
-call_DataFrame(function() { DataFrame.renderTable(2) });
 
 </script>
 </html>
diff --git a/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsAllTopLevel.html b/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsAllTopLevel.html
new file mode 100644
index 0000000000..08fa6b5a7e
--- /dev/null
+++ b/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsAllTopLevel.html
@@ -0,0 +1,517 @@
+<html>
+<head>
+<style type="text/css">
+:root {
+    --background: #fff;
+    --background-odd: #f5f5f5;
+    --background-hover: #d9edfd;
+    --header-text-color: #474747;
+    --text-color: #848484;
+    --text-color-dark: #000;
+    --text-color-medium: #737373;
+    --text-color-pale: #b3b3b3;
+    --inner-border-color: #aaa;
+    --bold-border-color: #000;
+    --link-color: #296eaa;
+    --link-color-pale: #296eaa;
+    --link-hover: #1a466c;
+}
+
+:root[theme="dark"], :root [data-jp-theme-light="false"], .dataframe_dark{
+    --background: #303030;
+    --background-odd: #3c3c3c;
+    --background-hover: #464646;
+    --header-text-color: #dddddd;
+    --text-color: #b3b3b3;
+    --text-color-dark: #dddddd;
+    --text-color-medium: #b2b2b2;
+    --text-color-pale: #737373;
+    --inner-border-color: #707070;
+    --bold-border-color: #777777;
+    --link-color: #008dc0;
+    --link-color-pale: #97e1fb;
+    --link-hover: #00688e;
+}
+
+p.dataframe_description {
+    color: var(--text-color-dark);
+}
+
+table.dataframe {
+    font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
+    font-size: 12px;
+    background-color: var(--background);
+    color: var(--text-color-dark);
+    border: none;
+    border-collapse: collapse;
+}
+
+table.dataframe th, td {
+    padding: 6px;
+    border: 1px solid transparent;
+    text-align: left;
+}
+
+table.dataframe th {
+    background-color: var(--background);
+    color: var(--header-text-color);
+}
+
+table.dataframe td {
+    vertical-align: top;
+    white-space: nowrap;
+}
+
+table.dataframe th.bottomBorder {
+    border-bottom-color: var(--bold-border-color);
+}
+
+table.dataframe tbody > tr:nth-child(odd) {
+    background: var(--background-odd);
+}
+
+table.dataframe tbody > tr:nth-child(even) {
+    background: var(--background);
+}
+
+table.dataframe tbody > tr:hover {
+    background: var(--background-hover);
+}
+
+table.dataframe a {
+    cursor: pointer;
+    color: var(--link-color);
+    text-decoration: none;
+}
+
+table.dataframe tr:hover > td a {
+    color: var(--link-color-pale);
+}
+
+table.dataframe a:hover {
+    color: var(--link-hover);
+    text-decoration: underline;
+}
+
+table.dataframe img {
+    max-width: fit-content;
+}
+
+table.dataframe th.complex {
+    background-color: var(--background);
+    border: 1px solid var(--background);
+}
+
+table.dataframe .leftBorder {
+    border-left-color: var(--inner-border-color);
+}
+
+table.dataframe .rightBorder {
+    border-right-color: var(--inner-border-color);
+}
+
+table.dataframe .rightAlign {
+    text-align: right;
+}
+
+table.dataframe .expanderSvg {
+    width: 8px;
+    height: 8px;
+    margin-right: 3px;
+}
+
+table.dataframe .expander {
+    display: flex;
+    align-items: center;
+}
+
+/* formatting */
+
+table.dataframe .null {
+    color: var(--text-color-pale);
+}
+
+table.dataframe .structural {
+    color: var(--text-color-medium);
+    font-weight: bold;
+}
+
+table.dataframe .dataFrameCaption {
+    font-weight: bold;
+}
+
+table.dataframe .numbers {
+    color: var(--text-color-dark);
+}
+
+table.dataframe td:hover .formatted .structural, .null {
+    color: var(--text-color-dark);
+}
+
+table.dataframe tr:hover .formatted .structural, .null {
+    color: var(--text-color-dark);
+}
+
+
+body {
+    font-family: "JetBrains Mono",SFMono-Regular,Consolas,"Liberation Mono",Menlo,Courier,monospace;
+}       
+
+:root {
+    color: #19191C;
+    background-color: #fff;
+}
+
+:root[theme="dark"] {
+    background-color: #19191C;
+    color: #FFFFFFCC
+}
+
+details details {
+    margin-left: 20px; 
+}
+
+summary {
+    padding: 6px;
+}
+</style>
+</head>
+<body>
+<table class="dataframe" id="df_0"></table>
+
+<p class="dataframe_description"></p>
+</body>
+<script>
+(function () {
+    window.DataFrame = window.DataFrame || new (function () {
+        this.addTable = function (df) {
+            let cols = df.cols;
+            for (let i = 0; i < cols.length; i++) {
+                for (let c of cols[i].children) {
+                    cols[c].parent = i;
+                }
+            }
+            df.nrow = 0
+            for (let i = 0; i < df.cols.length; i++) {
+                if (df.cols[i].values.length > df.nrow) df.nrow = df.cols[i].values.length
+            }
+            if (df.id === df.rootId) {
+                df.expandedFrames = new Set()
+                df.childFrames = {}
+                const table = this.getTableElement(df.id)
+                table.df = df
+                for (let i = 0; i < df.cols.length; i++) {
+                    let col = df.cols[i]
+                    if (col.parent === undefined && col.children.length > 0) col.expanded = true
+                }
+            } else {
+                const rootDf = this.getTableData(df.rootId)
+                rootDf.childFrames[df.id] = df
+            }
+        }
+
+        this.computeRenderData = function (df) {
+            let result = []
+            let pos = 0
+            for (let col = 0; col < df.cols.length; col++) {
+                if (df.cols[col].parent === undefined)
+                    pos += this.computeRenderDataRec(df.cols, col, pos, 0, result, false, false)
+            }
+            for (let i = 0; i < result.length; i++) {
+                let row = result[i]
+                for (let j = 0; j < row.length; j++) {
+                    let cell = row[j]
+                    if (j === 0)
+                        cell.leftBd = false
+                    if (j < row.length - 1) {
+                        let nextData = row[j + 1]
+                        if (nextData.leftBd) cell.rightBd = true
+                        else if (cell.rightBd) nextData.leftBd = true
+                    } else cell.rightBd = false
+                }
+            }
+            return result
+        }
+
+        this.computeRenderDataRec = function (cols, colId, pos, depth, result, leftBorder, rightBorder) {
+            if (result.length === depth) {
+                const array = [];
+                if (pos > 0) {
+                    let j = 0
+                    for (let i = 0; j < pos; i++) {
+                        let c = result[depth - 1][i]
+                        j += c.span
+                        let copy = Object.assign({empty: true}, c)
+                        array.push(copy)
+                    }
+                }
+                result.push(array)
+            }
+            const col = cols[colId];
+            let size = 0;
+            if (col.expanded) {
+                let childPos = pos
+                for (let i = 0; i < col.children.length; i++) {
+                    let child = col.children[i]
+                    let childLeft = i === 0 && (col.children.length > 1 || leftBorder)
+                    let childRight = i === col.children.length - 1 && (col.children.length > 1 || rightBorder)
+                    let childSize = this.computeRenderDataRec(cols, child, childPos, depth + 1, result, childLeft, childRight)
+                    childPos += childSize
+                    size += childSize
+                }
+            } else {
+                for (let i = depth + 1; i < result.length; i++)
+                    result[i].push({id: colId, span: 1, leftBd: leftBorder, rightBd: rightBorder, empty: true})
+                size = 1
+            }
+            let left = leftBorder
+            let right = rightBorder
+            if (size > 1) {
+                left = true
+                right = true
+            }
+            result[depth].push({id: colId, span: size, leftBd: left, rightBd: right})
+            return size
+        }
+
+        this.getTableElement = function (id) {
+            return document.getElementById("df_" + id)
+        }
+
+        this.getTableData = function (id) {
+            return this.getTableElement(id).df
+        }
+
+        this.createExpander = function (isExpanded) {
+            const svgNs = "http://www.w3.org/2000/svg"
+            let svg = document.createElementNS(svgNs, "svg")
+            svg.classList.add("expanderSvg")
+            let path = document.createElementNS(svgNs, "path")
+            if (isExpanded) {
+                svg.setAttribute("viewBox", "0 -2 8 8")
+                path.setAttribute("d", "M1 0 l-1 1 4 4 4 -4 -1 -1 -3 3Z")
+            } else {
+                svg.setAttribute("viewBox", "-2 0 8 8")
+                path.setAttribute("d", "M1 0 l-1 1 3 3 -3 3 1 1 4 -4Z")
+            }
+            path.setAttribute("fill", "currentColor")
+            svg.appendChild(path)
+            return svg
+        }
+
+        this.renderTable = function (id) {
+
+            let table = this.getTableElement(id)
+
+            if (table === null) return
+
+            table.innerHTML = ""
+
+            let df = table.df
+            let rootDf = df.rootId === df.id ? df : this.getTableData(df.rootId)
+
+            // header
+            let header = document.createElement("thead")
+            table.appendChild(header)
+
+            let renderData = this.computeRenderData(df)
+            for (let j = 0; j < renderData.length; j++) {
+                let rowData = renderData[j]
+                let tr = document.createElement("tr");
+                let isLastRow = j === renderData.length - 1
+                header.appendChild(tr);
+                for (let i = 0; i < rowData.length; i++) {
+                    let cell = rowData[i]
+                    let th = document.createElement("th");
+                    th.setAttribute("colspan", cell.span)
+                    let colId = cell.id
+                    let col = df.cols[colId];
+                    if (!cell.empty) {
+                        if (col.children.length === 0) {
+                            th.innerHTML = col.name
+                        } else {
+                            let link = document.createElement("a")
+                            link.className = "expander"
+                            let that = this
+                            link.onclick = function () {
+                                col.expanded = !col.expanded
+                                that.renderTable(id)
+                            }
+                            link.appendChild(this.createExpander(col.expanded))
+                            link.innerHTML += col.name
+                            th.appendChild(link)
+                        }
+                    }
+                    let classes = (cell.leftBd ? " leftBorder" : "") + (cell.rightBd ? " rightBorder" : "")
+                    if (col.rightAlign)
+                        classes += " rightAlign"
+                    if (isLastRow)
+                        classes += " bottomBorder"
+                    if (classes.length > 0)
+                        th.setAttribute("class", classes)
+                    tr.appendChild(th)
+                }
+            }
+
+            // body
+            let body = document.createElement("tbody")
+            table.appendChild(body)
+
+            let columns = renderData.pop()
+            for (let row = 0; row < df.nrow; row++) {
+                let tr = document.createElement("tr");
+                body.appendChild(tr)
+                for (let i = 0; i < columns.length; i++) {
+                    let cell = columns[i]
+                    let td = document.createElement("td");
+                    let colId = cell.id
+                    let col = df.cols[colId]
+                    let classes = (cell.leftBd ? " leftBorder" : "") + (cell.rightBd ? " rightBorder" : "")
+                    if (col.rightAlign)
+                        classes += " rightAlign"
+                    if (classes.length > 0)
+                        td.setAttribute("class", classes)
+                    tr.appendChild(td)
+                    let value = col.values[row]
+                    if (value.frameId !== undefined) {
+                        let frameId = value.frameId
+                        let expanded = rootDf.expandedFrames.has(frameId)
+                        let link = document.createElement("a")
+                        link.className = "expander"
+                        let that = this
+                        link.onclick = function () {
+                            if (rootDf.expandedFrames.has(frameId))
+                                rootDf.expandedFrames.delete(frameId)
+                            else rootDf.expandedFrames.add(frameId)
+                            that.renderTable(id)
+                        }
+                        link.appendChild(this.createExpander(expanded))
+                        link.innerHTML += value.value
+                        if (expanded) {
+                            td.appendChild(link)
+                            td.appendChild(document.createElement("p"))
+                            const childTable = document.createElement("table")
+                            childTable.className = "dataframe"
+                            childTable.id = "df_" + frameId
+                            let childDf = rootDf.childFrames[frameId]
+                            childTable.df = childDf
+                            td.appendChild(childTable)
+                            this.renderTable(frameId)
+                            if (childDf.nrow !== childDf.totalRows) {
+                                const footer = document.createElement("p")
+                                footer.innerText = `... showing only top ${childDf.nrow} of ${childDf.totalRows} rows`
+                                td.appendChild(footer)
+                            }
+                        } else {
+                            td.appendChild(link)
+                        }
+                    } else if (value.style !== undefined) {
+                        td.innerHTML = value.value
+                        td.setAttribute("style", value.style)
+                    } else td.innerHTML = value
+                    this.nodeScriptReplace(td)
+                }
+            }
+        }
+
+        this.nodeScriptReplace = function (node) {
+            if (this.nodeScriptIs(node) === true) {
+                node.parentNode.replaceChild(this.nodeScriptClone(node), node);
+            } else {
+                let i = -1, children = node.childNodes;
+                while (++i < children.length) {
+                    this.nodeScriptReplace(children[i]);
+                }
+            }
+
+            return node;
+        }
+
+        this.nodeScriptClone = function (node) {
+            let script = document.createElement("script");
+            script.text = node.innerHTML;
+
+            let i = -1, attrs = node.attributes, attr;
+            while (++i < attrs.length) {
+                script.setAttribute((attr = attrs[i]).name, attr.value);
+            }
+            return script;
+        }
+
+        this.nodeScriptIs = function (node) {
+            return node.tagName === 'SCRIPT';
+        }
+    })()
+
+    window.call_DataFrame = function (f) {
+        return f();
+    };
+
+    let funQueue = window["kotlinQueues"] && window["kotlinQueues"]["DataFrame"];
+    if (funQueue) {
+        funQueue.forEach(function (f) {
+            f();
+        });
+        funQueue = [];
+    }
+})()
+
+/*<!--*/
+call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"firstName: String\">firstName</span>", children: [], rightAlign: false, values: ["Alice","Bob","Charlie","Charlie","Bob","Alice","Charlie","Alice","Bob","Charlie"] }, 
+{ name: "<span title=\"lastName: String\">lastName</span>", children: [], rightAlign: false, values: ["Cooper","Dylan","Daniels","Chaplin","Marley","Wolf","Byrd","Smith","Brown","Johnson"] }, 
+{ name: "<span title=\"name: DataRow<*>\">name</span>", children: [0, 1], rightAlign: false, values: ["<span class=\"formatted\" title=\"firstName: Alice\nlastName: Cooper\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cooper<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Dylan\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dylan<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Daniels\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dan<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Chaplin\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cha<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Marley\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Marley<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Alice\nlastName: Wolf\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Wolf<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Byrd\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Byrd<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Alice\nlastName: Smith\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Smith<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Brown\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Brown<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Johnson\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Joh<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>"] }, 
+{ name: "<span title=\"age: Int\">age</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">45</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">40</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">18</span></span>"] }, 
+{ name: "<span title=\"city: String?\">city</span>", children: [], rightAlign: false, values: ["London","Dubai","Moscow","Milan","Tokyo","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","Moscow","Milan","London","Dubai"] }, 
+{ name: "<span title=\"weight: Int?\">weight</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">54</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">87</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">68</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">55</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">90</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">52</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">60</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">70</span></span>"] }, 
+{ name: "<span title=\"isHappy: Boolean\">isHappy</span>", children: [], rightAlign: false, values: ["true","true","false","true","true","false","true","false","false","false"] }, 
+{ name: "<span title=\"year: Int\">year</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>"] }, 
+], id: 0, rootId: 0, totalRows: 10 } ) });
+/*-->*/
+
+call_DataFrame(function() { DataFrame.renderTable(0) });
+
+function sendHeight() {
+    const table = document.querySelector('table.dataframe');
+    if (!table) return;
+
+    let height = 0;
+    
+    const thead = table.querySelector('thead');
+    if (thead) height += thead.offsetHeight;
+    
+    const rows = table.querySelectorAll(':scope > tbody > tr');
+    rows.forEach(row => {
+        height += row.offsetHeight;
+    });
+    
+    height += getVerticalMargins(table) + 10;
+
+    window.parent.postMessage({ type: 'iframeHeight', height: Math.ceil(height) }, '*');
+}
+
+function getVerticalMargins(element) {
+    const style = getComputedStyle(element);
+    return parseFloat(style.marginTop) + parseFloat(style.marginBottom);
+}
+
+function repeatHeightCalculation(maxRetries = 10, interval = 100) {
+    let retries = 0;
+    const intervalId = setInterval(() => {
+        sendHeight();
+        retries++;
+        if (retries >= maxRetries) clearInterval(intervalId);
+    }, interval);
+}
+
+window.addEventListener('load', repeatHeightCalculation);
+
+const observer = new MutationObserver(() => repeatHeightCalculation(5, 50));
+observer.observe(document.querySelector('.dataframe'), {
+    childList: true,
+    subtree: true,
+    characterData: true,
+});
+
+
+</script>
+</html>
diff --git a/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsArithmetic_properties.html b/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsArithmetic_properties.html
new file mode 100644
index 0000000000..03455b8d28
--- /dev/null
+++ b/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsArithmetic_properties.html
@@ -0,0 +1,510 @@
+<html>
+<head>
+<style type="text/css">
+:root {
+    --background: #fff;
+    --background-odd: #f5f5f5;
+    --background-hover: #d9edfd;
+    --header-text-color: #474747;
+    --text-color: #848484;
+    --text-color-dark: #000;
+    --text-color-medium: #737373;
+    --text-color-pale: #b3b3b3;
+    --inner-border-color: #aaa;
+    --bold-border-color: #000;
+    --link-color: #296eaa;
+    --link-color-pale: #296eaa;
+    --link-hover: #1a466c;
+}
+
+:root[theme="dark"], :root [data-jp-theme-light="false"], .dataframe_dark{
+    --background: #303030;
+    --background-odd: #3c3c3c;
+    --background-hover: #464646;
+    --header-text-color: #dddddd;
+    --text-color: #b3b3b3;
+    --text-color-dark: #dddddd;
+    --text-color-medium: #b2b2b2;
+    --text-color-pale: #737373;
+    --inner-border-color: #707070;
+    --bold-border-color: #777777;
+    --link-color: #008dc0;
+    --link-color-pale: #97e1fb;
+    --link-hover: #00688e;
+}
+
+p.dataframe_description {
+    color: var(--text-color-dark);
+}
+
+table.dataframe {
+    font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
+    font-size: 12px;
+    background-color: var(--background);
+    color: var(--text-color-dark);
+    border: none;
+    border-collapse: collapse;
+}
+
+table.dataframe th, td {
+    padding: 6px;
+    border: 1px solid transparent;
+    text-align: left;
+}
+
+table.dataframe th {
+    background-color: var(--background);
+    color: var(--header-text-color);
+}
+
+table.dataframe td {
+    vertical-align: top;
+    white-space: nowrap;
+}
+
+table.dataframe th.bottomBorder {
+    border-bottom-color: var(--bold-border-color);
+}
+
+table.dataframe tbody > tr:nth-child(odd) {
+    background: var(--background-odd);
+}
+
+table.dataframe tbody > tr:nth-child(even) {
+    background: var(--background);
+}
+
+table.dataframe tbody > tr:hover {
+    background: var(--background-hover);
+}
+
+table.dataframe a {
+    cursor: pointer;
+    color: var(--link-color);
+    text-decoration: none;
+}
+
+table.dataframe tr:hover > td a {
+    color: var(--link-color-pale);
+}
+
+table.dataframe a:hover {
+    color: var(--link-hover);
+    text-decoration: underline;
+}
+
+table.dataframe img {
+    max-width: fit-content;
+}
+
+table.dataframe th.complex {
+    background-color: var(--background);
+    border: 1px solid var(--background);
+}
+
+table.dataframe .leftBorder {
+    border-left-color: var(--inner-border-color);
+}
+
+table.dataframe .rightBorder {
+    border-right-color: var(--inner-border-color);
+}
+
+table.dataframe .rightAlign {
+    text-align: right;
+}
+
+table.dataframe .expanderSvg {
+    width: 8px;
+    height: 8px;
+    margin-right: 3px;
+}
+
+table.dataframe .expander {
+    display: flex;
+    align-items: center;
+}
+
+/* formatting */
+
+table.dataframe .null {
+    color: var(--text-color-pale);
+}
+
+table.dataframe .structural {
+    color: var(--text-color-medium);
+    font-weight: bold;
+}
+
+table.dataframe .dataFrameCaption {
+    font-weight: bold;
+}
+
+table.dataframe .numbers {
+    color: var(--text-color-dark);
+}
+
+table.dataframe td:hover .formatted .structural, .null {
+    color: var(--text-color-dark);
+}
+
+table.dataframe tr:hover .formatted .structural, .null {
+    color: var(--text-color-dark);
+}
+
+
+body {
+    font-family: "JetBrains Mono",SFMono-Regular,Consolas,"Liberation Mono",Menlo,Courier,monospace;
+}       
+
+:root {
+    color: #19191C;
+    background-color: #fff;
+}
+
+:root[theme="dark"] {
+    background-color: #19191C;
+    color: #FFFFFFCC
+}
+
+details details {
+    margin-left: 20px; 
+}
+
+summary {
+    padding: 6px;
+}
+</style>
+</head>
+<body>
+<table class="dataframe" id="df_0"></table>
+
+<p class="dataframe_description"></p>
+</body>
+<script>
+(function () {
+    window.DataFrame = window.DataFrame || new (function () {
+        this.addTable = function (df) {
+            let cols = df.cols;
+            for (let i = 0; i < cols.length; i++) {
+                for (let c of cols[i].children) {
+                    cols[c].parent = i;
+                }
+            }
+            df.nrow = 0
+            for (let i = 0; i < df.cols.length; i++) {
+                if (df.cols[i].values.length > df.nrow) df.nrow = df.cols[i].values.length
+            }
+            if (df.id === df.rootId) {
+                df.expandedFrames = new Set()
+                df.childFrames = {}
+                const table = this.getTableElement(df.id)
+                table.df = df
+                for (let i = 0; i < df.cols.length; i++) {
+                    let col = df.cols[i]
+                    if (col.parent === undefined && col.children.length > 0) col.expanded = true
+                }
+            } else {
+                const rootDf = this.getTableData(df.rootId)
+                rootDf.childFrames[df.id] = df
+            }
+        }
+
+        this.computeRenderData = function (df) {
+            let result = []
+            let pos = 0
+            for (let col = 0; col < df.cols.length; col++) {
+                if (df.cols[col].parent === undefined)
+                    pos += this.computeRenderDataRec(df.cols, col, pos, 0, result, false, false)
+            }
+            for (let i = 0; i < result.length; i++) {
+                let row = result[i]
+                for (let j = 0; j < row.length; j++) {
+                    let cell = row[j]
+                    if (j === 0)
+                        cell.leftBd = false
+                    if (j < row.length - 1) {
+                        let nextData = row[j + 1]
+                        if (nextData.leftBd) cell.rightBd = true
+                        else if (cell.rightBd) nextData.leftBd = true
+                    } else cell.rightBd = false
+                }
+            }
+            return result
+        }
+
+        this.computeRenderDataRec = function (cols, colId, pos, depth, result, leftBorder, rightBorder) {
+            if (result.length === depth) {
+                const array = [];
+                if (pos > 0) {
+                    let j = 0
+                    for (let i = 0; j < pos; i++) {
+                        let c = result[depth - 1][i]
+                        j += c.span
+                        let copy = Object.assign({empty: true}, c)
+                        array.push(copy)
+                    }
+                }
+                result.push(array)
+            }
+            const col = cols[colId];
+            let size = 0;
+            if (col.expanded) {
+                let childPos = pos
+                for (let i = 0; i < col.children.length; i++) {
+                    let child = col.children[i]
+                    let childLeft = i === 0 && (col.children.length > 1 || leftBorder)
+                    let childRight = i === col.children.length - 1 && (col.children.length > 1 || rightBorder)
+                    let childSize = this.computeRenderDataRec(cols, child, childPos, depth + 1, result, childLeft, childRight)
+                    childPos += childSize
+                    size += childSize
+                }
+            } else {
+                for (let i = depth + 1; i < result.length; i++)
+                    result[i].push({id: colId, span: 1, leftBd: leftBorder, rightBd: rightBorder, empty: true})
+                size = 1
+            }
+            let left = leftBorder
+            let right = rightBorder
+            if (size > 1) {
+                left = true
+                right = true
+            }
+            result[depth].push({id: colId, span: size, leftBd: left, rightBd: right})
+            return size
+        }
+
+        this.getTableElement = function (id) {
+            return document.getElementById("df_" + id)
+        }
+
+        this.getTableData = function (id) {
+            return this.getTableElement(id).df
+        }
+
+        this.createExpander = function (isExpanded) {
+            const svgNs = "http://www.w3.org/2000/svg"
+            let svg = document.createElementNS(svgNs, "svg")
+            svg.classList.add("expanderSvg")
+            let path = document.createElementNS(svgNs, "path")
+            if (isExpanded) {
+                svg.setAttribute("viewBox", "0 -2 8 8")
+                path.setAttribute("d", "M1 0 l-1 1 4 4 4 -4 -1 -1 -3 3Z")
+            } else {
+                svg.setAttribute("viewBox", "-2 0 8 8")
+                path.setAttribute("d", "M1 0 l-1 1 3 3 -3 3 1 1 4 -4Z")
+            }
+            path.setAttribute("fill", "currentColor")
+            svg.appendChild(path)
+            return svg
+        }
+
+        this.renderTable = function (id) {
+
+            let table = this.getTableElement(id)
+
+            if (table === null) return
+
+            table.innerHTML = ""
+
+            let df = table.df
+            let rootDf = df.rootId === df.id ? df : this.getTableData(df.rootId)
+
+            // header
+            let header = document.createElement("thead")
+            table.appendChild(header)
+
+            let renderData = this.computeRenderData(df)
+            for (let j = 0; j < renderData.length; j++) {
+                let rowData = renderData[j]
+                let tr = document.createElement("tr");
+                let isLastRow = j === renderData.length - 1
+                header.appendChild(tr);
+                for (let i = 0; i < rowData.length; i++) {
+                    let cell = rowData[i]
+                    let th = document.createElement("th");
+                    th.setAttribute("colspan", cell.span)
+                    let colId = cell.id
+                    let col = df.cols[colId];
+                    if (!cell.empty) {
+                        if (col.children.length === 0) {
+                            th.innerHTML = col.name
+                        } else {
+                            let link = document.createElement("a")
+                            link.className = "expander"
+                            let that = this
+                            link.onclick = function () {
+                                col.expanded = !col.expanded
+                                that.renderTable(id)
+                            }
+                            link.appendChild(this.createExpander(col.expanded))
+                            link.innerHTML += col.name
+                            th.appendChild(link)
+                        }
+                    }
+                    let classes = (cell.leftBd ? " leftBorder" : "") + (cell.rightBd ? " rightBorder" : "")
+                    if (col.rightAlign)
+                        classes += " rightAlign"
+                    if (isLastRow)
+                        classes += " bottomBorder"
+                    if (classes.length > 0)
+                        th.setAttribute("class", classes)
+                    tr.appendChild(th)
+                }
+            }
+
+            // body
+            let body = document.createElement("tbody")
+            table.appendChild(body)
+
+            let columns = renderData.pop()
+            for (let row = 0; row < df.nrow; row++) {
+                let tr = document.createElement("tr");
+                body.appendChild(tr)
+                for (let i = 0; i < columns.length; i++) {
+                    let cell = columns[i]
+                    let td = document.createElement("td");
+                    let colId = cell.id
+                    let col = df.cols[colId]
+                    let classes = (cell.leftBd ? " leftBorder" : "") + (cell.rightBd ? " rightBorder" : "")
+                    if (col.rightAlign)
+                        classes += " rightAlign"
+                    if (classes.length > 0)
+                        td.setAttribute("class", classes)
+                    tr.appendChild(td)
+                    let value = col.values[row]
+                    if (value.frameId !== undefined) {
+                        let frameId = value.frameId
+                        let expanded = rootDf.expandedFrames.has(frameId)
+                        let link = document.createElement("a")
+                        link.className = "expander"
+                        let that = this
+                        link.onclick = function () {
+                            if (rootDf.expandedFrames.has(frameId))
+                                rootDf.expandedFrames.delete(frameId)
+                            else rootDf.expandedFrames.add(frameId)
+                            that.renderTable(id)
+                        }
+                        link.appendChild(this.createExpander(expanded))
+                        link.innerHTML += value.value
+                        if (expanded) {
+                            td.appendChild(link)
+                            td.appendChild(document.createElement("p"))
+                            const childTable = document.createElement("table")
+                            childTable.className = "dataframe"
+                            childTable.id = "df_" + frameId
+                            let childDf = rootDf.childFrames[frameId]
+                            childTable.df = childDf
+                            td.appendChild(childTable)
+                            this.renderTable(frameId)
+                            if (childDf.nrow !== childDf.totalRows) {
+                                const footer = document.createElement("p")
+                                footer.innerText = `... showing only top ${childDf.nrow} of ${childDf.totalRows} rows`
+                                td.appendChild(footer)
+                            }
+                        } else {
+                            td.appendChild(link)
+                        }
+                    } else if (value.style !== undefined) {
+                        td.innerHTML = value.value
+                        td.setAttribute("style", value.style)
+                    } else td.innerHTML = value
+                    this.nodeScriptReplace(td)
+                }
+            }
+        }
+
+        this.nodeScriptReplace = function (node) {
+            if (this.nodeScriptIs(node) === true) {
+                node.parentNode.replaceChild(this.nodeScriptClone(node), node);
+            } else {
+                let i = -1, children = node.childNodes;
+                while (++i < children.length) {
+                    this.nodeScriptReplace(children[i]);
+                }
+            }
+
+            return node;
+        }
+
+        this.nodeScriptClone = function (node) {
+            let script = document.createElement("script");
+            script.text = node.innerHTML;
+
+            let i = -1, attrs = node.attributes, attr;
+            while (++i < attrs.length) {
+                script.setAttribute((attr = attrs[i]).name, attr.value);
+            }
+            return script;
+        }
+
+        this.nodeScriptIs = function (node) {
+            return node.tagName === 'SCRIPT';
+        }
+    })()
+
+    window.call_DataFrame = function (f) {
+        return f();
+    };
+
+    let funQueue = window["kotlinQueues"] && window["kotlinQueues"]["DataFrame"];
+    if (funQueue) {
+        funQueue.forEach(function (f) {
+            f();
+        });
+        funQueue = [];
+    }
+})()
+
+/*<!--*/
+call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"age: Int\">age</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">2006</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">1976</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">2001</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">1981</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">1991</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">2001</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">1991</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">1991</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">2006</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">2003</span></span>"] }, 
+], id: 0, rootId: 0, totalRows: 10 } ) });
+/*-->*/
+
+call_DataFrame(function() { DataFrame.renderTable(0) });
+
+function sendHeight() {
+    const table = document.querySelector('table.dataframe');
+    if (!table) return;
+
+    let height = 0;
+    
+    const thead = table.querySelector('thead');
+    if (thead) height += thead.offsetHeight;
+    
+    const rows = table.querySelectorAll(':scope > tbody > tr');
+    rows.forEach(row => {
+        height += row.offsetHeight;
+    });
+    
+    height += getVerticalMargins(table) + 10;
+
+    window.parent.postMessage({ type: 'iframeHeight', height: Math.ceil(height) }, '*');
+}
+
+function getVerticalMargins(element) {
+    const style = getComputedStyle(element);
+    return parseFloat(style.marginTop) + parseFloat(style.marginBottom);
+}
+
+function repeatHeightCalculation(maxRetries = 10, interval = 100) {
+    let retries = 0;
+    const intervalId = setInterval(() => {
+        sendHeight();
+        retries++;
+        if (retries >= maxRetries) clearInterval(intervalId);
+    }, interval);
+}
+
+window.addEventListener('load', repeatHeightCalculation);
+
+const observer = new MutationObserver(() => repeatHeightCalculation(5, 50));
+observer.observe(document.querySelector('.dataframe'), {
+    childList: true,
+    subtree: true,
+    characterData: true,
+});
+
+
+</script>
+</html>
diff --git a/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsAtAnyDepthByType.html b/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsAtAnyDepthByType.html
new file mode 100644
index 0000000000..26bd65fadb
--- /dev/null
+++ b/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsAtAnyDepthByType.html
@@ -0,0 +1,511 @@
+<html>
+<head>
+<style type="text/css">
+:root {
+    --background: #fff;
+    --background-odd: #f5f5f5;
+    --background-hover: #d9edfd;
+    --header-text-color: #474747;
+    --text-color: #848484;
+    --text-color-dark: #000;
+    --text-color-medium: #737373;
+    --text-color-pale: #b3b3b3;
+    --inner-border-color: #aaa;
+    --bold-border-color: #000;
+    --link-color: #296eaa;
+    --link-color-pale: #296eaa;
+    --link-hover: #1a466c;
+}
+
+:root[theme="dark"], :root [data-jp-theme-light="false"], .dataframe_dark{
+    --background: #303030;
+    --background-odd: #3c3c3c;
+    --background-hover: #464646;
+    --header-text-color: #dddddd;
+    --text-color: #b3b3b3;
+    --text-color-dark: #dddddd;
+    --text-color-medium: #b2b2b2;
+    --text-color-pale: #737373;
+    --inner-border-color: #707070;
+    --bold-border-color: #777777;
+    --link-color: #008dc0;
+    --link-color-pale: #97e1fb;
+    --link-hover: #00688e;
+}
+
+p.dataframe_description {
+    color: var(--text-color-dark);
+}
+
+table.dataframe {
+    font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
+    font-size: 12px;
+    background-color: var(--background);
+    color: var(--text-color-dark);
+    border: none;
+    border-collapse: collapse;
+}
+
+table.dataframe th, td {
+    padding: 6px;
+    border: 1px solid transparent;
+    text-align: left;
+}
+
+table.dataframe th {
+    background-color: var(--background);
+    color: var(--header-text-color);
+}
+
+table.dataframe td {
+    vertical-align: top;
+    white-space: nowrap;
+}
+
+table.dataframe th.bottomBorder {
+    border-bottom-color: var(--bold-border-color);
+}
+
+table.dataframe tbody > tr:nth-child(odd) {
+    background: var(--background-odd);
+}
+
+table.dataframe tbody > tr:nth-child(even) {
+    background: var(--background);
+}
+
+table.dataframe tbody > tr:hover {
+    background: var(--background-hover);
+}
+
+table.dataframe a {
+    cursor: pointer;
+    color: var(--link-color);
+    text-decoration: none;
+}
+
+table.dataframe tr:hover > td a {
+    color: var(--link-color-pale);
+}
+
+table.dataframe a:hover {
+    color: var(--link-hover);
+    text-decoration: underline;
+}
+
+table.dataframe img {
+    max-width: fit-content;
+}
+
+table.dataframe th.complex {
+    background-color: var(--background);
+    border: 1px solid var(--background);
+}
+
+table.dataframe .leftBorder {
+    border-left-color: var(--inner-border-color);
+}
+
+table.dataframe .rightBorder {
+    border-right-color: var(--inner-border-color);
+}
+
+table.dataframe .rightAlign {
+    text-align: right;
+}
+
+table.dataframe .expanderSvg {
+    width: 8px;
+    height: 8px;
+    margin-right: 3px;
+}
+
+table.dataframe .expander {
+    display: flex;
+    align-items: center;
+}
+
+/* formatting */
+
+table.dataframe .null {
+    color: var(--text-color-pale);
+}
+
+table.dataframe .structural {
+    color: var(--text-color-medium);
+    font-weight: bold;
+}
+
+table.dataframe .dataFrameCaption {
+    font-weight: bold;
+}
+
+table.dataframe .numbers {
+    color: var(--text-color-dark);
+}
+
+table.dataframe td:hover .formatted .structural, .null {
+    color: var(--text-color-dark);
+}
+
+table.dataframe tr:hover .formatted .structural, .null {
+    color: var(--text-color-dark);
+}
+
+
+body {
+    font-family: "JetBrains Mono",SFMono-Regular,Consolas,"Liberation Mono",Menlo,Courier,monospace;
+}       
+
+:root {
+    color: #19191C;
+    background-color: #fff;
+}
+
+:root[theme="dark"] {
+    background-color: #19191C;
+    color: #FFFFFFCC
+}
+
+details details {
+    margin-left: 20px; 
+}
+
+summary {
+    padding: 6px;
+}
+</style>
+</head>
+<body>
+<table class="dataframe" id="df_0"></table>
+
+<p class="dataframe_description"></p>
+</body>
+<script>
+(function () {
+    window.DataFrame = window.DataFrame || new (function () {
+        this.addTable = function (df) {
+            let cols = df.cols;
+            for (let i = 0; i < cols.length; i++) {
+                for (let c of cols[i].children) {
+                    cols[c].parent = i;
+                }
+            }
+            df.nrow = 0
+            for (let i = 0; i < df.cols.length; i++) {
+                if (df.cols[i].values.length > df.nrow) df.nrow = df.cols[i].values.length
+            }
+            if (df.id === df.rootId) {
+                df.expandedFrames = new Set()
+                df.childFrames = {}
+                const table = this.getTableElement(df.id)
+                table.df = df
+                for (let i = 0; i < df.cols.length; i++) {
+                    let col = df.cols[i]
+                    if (col.parent === undefined && col.children.length > 0) col.expanded = true
+                }
+            } else {
+                const rootDf = this.getTableData(df.rootId)
+                rootDf.childFrames[df.id] = df
+            }
+        }
+
+        this.computeRenderData = function (df) {
+            let result = []
+            let pos = 0
+            for (let col = 0; col < df.cols.length; col++) {
+                if (df.cols[col].parent === undefined)
+                    pos += this.computeRenderDataRec(df.cols, col, pos, 0, result, false, false)
+            }
+            for (let i = 0; i < result.length; i++) {
+                let row = result[i]
+                for (let j = 0; j < row.length; j++) {
+                    let cell = row[j]
+                    if (j === 0)
+                        cell.leftBd = false
+                    if (j < row.length - 1) {
+                        let nextData = row[j + 1]
+                        if (nextData.leftBd) cell.rightBd = true
+                        else if (cell.rightBd) nextData.leftBd = true
+                    } else cell.rightBd = false
+                }
+            }
+            return result
+        }
+
+        this.computeRenderDataRec = function (cols, colId, pos, depth, result, leftBorder, rightBorder) {
+            if (result.length === depth) {
+                const array = [];
+                if (pos > 0) {
+                    let j = 0
+                    for (let i = 0; j < pos; i++) {
+                        let c = result[depth - 1][i]
+                        j += c.span
+                        let copy = Object.assign({empty: true}, c)
+                        array.push(copy)
+                    }
+                }
+                result.push(array)
+            }
+            const col = cols[colId];
+            let size = 0;
+            if (col.expanded) {
+                let childPos = pos
+                for (let i = 0; i < col.children.length; i++) {
+                    let child = col.children[i]
+                    let childLeft = i === 0 && (col.children.length > 1 || leftBorder)
+                    let childRight = i === col.children.length - 1 && (col.children.length > 1 || rightBorder)
+                    let childSize = this.computeRenderDataRec(cols, child, childPos, depth + 1, result, childLeft, childRight)
+                    childPos += childSize
+                    size += childSize
+                }
+            } else {
+                for (let i = depth + 1; i < result.length; i++)
+                    result[i].push({id: colId, span: 1, leftBd: leftBorder, rightBd: rightBorder, empty: true})
+                size = 1
+            }
+            let left = leftBorder
+            let right = rightBorder
+            if (size > 1) {
+                left = true
+                right = true
+            }
+            result[depth].push({id: colId, span: size, leftBd: left, rightBd: right})
+            return size
+        }
+
+        this.getTableElement = function (id) {
+            return document.getElementById("df_" + id)
+        }
+
+        this.getTableData = function (id) {
+            return this.getTableElement(id).df
+        }
+
+        this.createExpander = function (isExpanded) {
+            const svgNs = "http://www.w3.org/2000/svg"
+            let svg = document.createElementNS(svgNs, "svg")
+            svg.classList.add("expanderSvg")
+            let path = document.createElementNS(svgNs, "path")
+            if (isExpanded) {
+                svg.setAttribute("viewBox", "0 -2 8 8")
+                path.setAttribute("d", "M1 0 l-1 1 4 4 4 -4 -1 -1 -3 3Z")
+            } else {
+                svg.setAttribute("viewBox", "-2 0 8 8")
+                path.setAttribute("d", "M1 0 l-1 1 3 3 -3 3 1 1 4 -4Z")
+            }
+            path.setAttribute("fill", "currentColor")
+            svg.appendChild(path)
+            return svg
+        }
+
+        this.renderTable = function (id) {
+
+            let table = this.getTableElement(id)
+
+            if (table === null) return
+
+            table.innerHTML = ""
+
+            let df = table.df
+            let rootDf = df.rootId === df.id ? df : this.getTableData(df.rootId)
+
+            // header
+            let header = document.createElement("thead")
+            table.appendChild(header)
+
+            let renderData = this.computeRenderData(df)
+            for (let j = 0; j < renderData.length; j++) {
+                let rowData = renderData[j]
+                let tr = document.createElement("tr");
+                let isLastRow = j === renderData.length - 1
+                header.appendChild(tr);
+                for (let i = 0; i < rowData.length; i++) {
+                    let cell = rowData[i]
+                    let th = document.createElement("th");
+                    th.setAttribute("colspan", cell.span)
+                    let colId = cell.id
+                    let col = df.cols[colId];
+                    if (!cell.empty) {
+                        if (col.children.length === 0) {
+                            th.innerHTML = col.name
+                        } else {
+                            let link = document.createElement("a")
+                            link.className = "expander"
+                            let that = this
+                            link.onclick = function () {
+                                col.expanded = !col.expanded
+                                that.renderTable(id)
+                            }
+                            link.appendChild(this.createExpander(col.expanded))
+                            link.innerHTML += col.name
+                            th.appendChild(link)
+                        }
+                    }
+                    let classes = (cell.leftBd ? " leftBorder" : "") + (cell.rightBd ? " rightBorder" : "")
+                    if (col.rightAlign)
+                        classes += " rightAlign"
+                    if (isLastRow)
+                        classes += " bottomBorder"
+                    if (classes.length > 0)
+                        th.setAttribute("class", classes)
+                    tr.appendChild(th)
+                }
+            }
+
+            // body
+            let body = document.createElement("tbody")
+            table.appendChild(body)
+
+            let columns = renderData.pop()
+            for (let row = 0; row < df.nrow; row++) {
+                let tr = document.createElement("tr");
+                body.appendChild(tr)
+                for (let i = 0; i < columns.length; i++) {
+                    let cell = columns[i]
+                    let td = document.createElement("td");
+                    let colId = cell.id
+                    let col = df.cols[colId]
+                    let classes = (cell.leftBd ? " leftBorder" : "") + (cell.rightBd ? " rightBorder" : "")
+                    if (col.rightAlign)
+                        classes += " rightAlign"
+                    if (classes.length > 0)
+                        td.setAttribute("class", classes)
+                    tr.appendChild(td)
+                    let value = col.values[row]
+                    if (value.frameId !== undefined) {
+                        let frameId = value.frameId
+                        let expanded = rootDf.expandedFrames.has(frameId)
+                        let link = document.createElement("a")
+                        link.className = "expander"
+                        let that = this
+                        link.onclick = function () {
+                            if (rootDf.expandedFrames.has(frameId))
+                                rootDf.expandedFrames.delete(frameId)
+                            else rootDf.expandedFrames.add(frameId)
+                            that.renderTable(id)
+                        }
+                        link.appendChild(this.createExpander(expanded))
+                        link.innerHTML += value.value
+                        if (expanded) {
+                            td.appendChild(link)
+                            td.appendChild(document.createElement("p"))
+                            const childTable = document.createElement("table")
+                            childTable.className = "dataframe"
+                            childTable.id = "df_" + frameId
+                            let childDf = rootDf.childFrames[frameId]
+                            childTable.df = childDf
+                            td.appendChild(childTable)
+                            this.renderTable(frameId)
+                            if (childDf.nrow !== childDf.totalRows) {
+                                const footer = document.createElement("p")
+                                footer.innerText = `... showing only top ${childDf.nrow} of ${childDf.totalRows} rows`
+                                td.appendChild(footer)
+                            }
+                        } else {
+                            td.appendChild(link)
+                        }
+                    } else if (value.style !== undefined) {
+                        td.innerHTML = value.value
+                        td.setAttribute("style", value.style)
+                    } else td.innerHTML = value
+                    this.nodeScriptReplace(td)
+                }
+            }
+        }
+
+        this.nodeScriptReplace = function (node) {
+            if (this.nodeScriptIs(node) === true) {
+                node.parentNode.replaceChild(this.nodeScriptClone(node), node);
+            } else {
+                let i = -1, children = node.childNodes;
+                while (++i < children.length) {
+                    this.nodeScriptReplace(children[i]);
+                }
+            }
+
+            return node;
+        }
+
+        this.nodeScriptClone = function (node) {
+            let script = document.createElement("script");
+            script.text = node.innerHTML;
+
+            let i = -1, attrs = node.attributes, attr;
+            while (++i < attrs.length) {
+                script.setAttribute((attr = attrs[i]).name, attr.value);
+            }
+            return script;
+        }
+
+        this.nodeScriptIs = function (node) {
+            return node.tagName === 'SCRIPT';
+        }
+    })()
+
+    window.call_DataFrame = function (f) {
+        return f();
+    };
+
+    let funQueue = window["kotlinQueues"] && window["kotlinQueues"]["DataFrame"];
+    if (funQueue) {
+        funQueue.forEach(function (f) {
+            f();
+        });
+        funQueue = [];
+    }
+})()
+
+/*<!--*/
+call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"firstName: String\">firstName</span>", children: [], rightAlign: false, values: ["Alice","Bob","Charlie","Charlie","Bob","Alice","Charlie","Alice","Bob","Charlie"] }, 
+{ name: "<span title=\"lastName: String\">lastName</span>", children: [], rightAlign: false, values: ["Cooper","Dylan","Daniels","Chaplin","Marley","Wolf","Byrd","Smith","Brown","Johnson"] }, 
+], id: 0, rootId: 0, totalRows: 10 } ) });
+/*-->*/
+
+call_DataFrame(function() { DataFrame.renderTable(0) });
+
+function sendHeight() {
+    const table = document.querySelector('table.dataframe');
+    if (!table) return;
+
+    let height = 0;
+    
+    const thead = table.querySelector('thead');
+    if (thead) height += thead.offsetHeight;
+    
+    const rows = table.querySelectorAll(':scope > tbody > tr');
+    rows.forEach(row => {
+        height += row.offsetHeight;
+    });
+    
+    height += getVerticalMargins(table) + 10;
+
+    window.parent.postMessage({ type: 'iframeHeight', height: Math.ceil(height) }, '*');
+}
+
+function getVerticalMargins(element) {
+    const style = getComputedStyle(element);
+    return parseFloat(style.marginTop) + parseFloat(style.marginBottom);
+}
+
+function repeatHeightCalculation(maxRetries = 10, interval = 100) {
+    let retries = 0;
+    const intervalId = setInterval(() => {
+        sendHeight();
+        retries++;
+        if (retries >= maxRetries) clearInterval(intervalId);
+    }, interval);
+}
+
+window.addEventListener('load', repeatHeightCalculation);
+
+const observer = new MutationObserver(() => repeatHeightCalculation(5, 50));
+observer.observe(document.querySelector('.dataframe'), {
+    childList: true,
+    subtree: true,
+    characterData: true,
+});
+
+
+</script>
+</html>
diff --git a/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsAtAnyDepthExcludingGroups.html b/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsAtAnyDepthExcludingGroups.html
new file mode 100644
index 0000000000..3c4079196d
--- /dev/null
+++ b/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsAtAnyDepthExcludingGroups.html
@@ -0,0 +1,516 @@
+<html>
+<head>
+<style type="text/css">
+:root {
+    --background: #fff;
+    --background-odd: #f5f5f5;
+    --background-hover: #d9edfd;
+    --header-text-color: #474747;
+    --text-color: #848484;
+    --text-color-dark: #000;
+    --text-color-medium: #737373;
+    --text-color-pale: #b3b3b3;
+    --inner-border-color: #aaa;
+    --bold-border-color: #000;
+    --link-color: #296eaa;
+    --link-color-pale: #296eaa;
+    --link-hover: #1a466c;
+}
+
+:root[theme="dark"], :root [data-jp-theme-light="false"], .dataframe_dark{
+    --background: #303030;
+    --background-odd: #3c3c3c;
+    --background-hover: #464646;
+    --header-text-color: #dddddd;
+    --text-color: #b3b3b3;
+    --text-color-dark: #dddddd;
+    --text-color-medium: #b2b2b2;
+    --text-color-pale: #737373;
+    --inner-border-color: #707070;
+    --bold-border-color: #777777;
+    --link-color: #008dc0;
+    --link-color-pale: #97e1fb;
+    --link-hover: #00688e;
+}
+
+p.dataframe_description {
+    color: var(--text-color-dark);
+}
+
+table.dataframe {
+    font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
+    font-size: 12px;
+    background-color: var(--background);
+    color: var(--text-color-dark);
+    border: none;
+    border-collapse: collapse;
+}
+
+table.dataframe th, td {
+    padding: 6px;
+    border: 1px solid transparent;
+    text-align: left;
+}
+
+table.dataframe th {
+    background-color: var(--background);
+    color: var(--header-text-color);
+}
+
+table.dataframe td {
+    vertical-align: top;
+    white-space: nowrap;
+}
+
+table.dataframe th.bottomBorder {
+    border-bottom-color: var(--bold-border-color);
+}
+
+table.dataframe tbody > tr:nth-child(odd) {
+    background: var(--background-odd);
+}
+
+table.dataframe tbody > tr:nth-child(even) {
+    background: var(--background);
+}
+
+table.dataframe tbody > tr:hover {
+    background: var(--background-hover);
+}
+
+table.dataframe a {
+    cursor: pointer;
+    color: var(--link-color);
+    text-decoration: none;
+}
+
+table.dataframe tr:hover > td a {
+    color: var(--link-color-pale);
+}
+
+table.dataframe a:hover {
+    color: var(--link-hover);
+    text-decoration: underline;
+}
+
+table.dataframe img {
+    max-width: fit-content;
+}
+
+table.dataframe th.complex {
+    background-color: var(--background);
+    border: 1px solid var(--background);
+}
+
+table.dataframe .leftBorder {
+    border-left-color: var(--inner-border-color);
+}
+
+table.dataframe .rightBorder {
+    border-right-color: var(--inner-border-color);
+}
+
+table.dataframe .rightAlign {
+    text-align: right;
+}
+
+table.dataframe .expanderSvg {
+    width: 8px;
+    height: 8px;
+    margin-right: 3px;
+}
+
+table.dataframe .expander {
+    display: flex;
+    align-items: center;
+}
+
+/* formatting */
+
+table.dataframe .null {
+    color: var(--text-color-pale);
+}
+
+table.dataframe .structural {
+    color: var(--text-color-medium);
+    font-weight: bold;
+}
+
+table.dataframe .dataFrameCaption {
+    font-weight: bold;
+}
+
+table.dataframe .numbers {
+    color: var(--text-color-dark);
+}
+
+table.dataframe td:hover .formatted .structural, .null {
+    color: var(--text-color-dark);
+}
+
+table.dataframe tr:hover .formatted .structural, .null {
+    color: var(--text-color-dark);
+}
+
+
+body {
+    font-family: "JetBrains Mono",SFMono-Regular,Consolas,"Liberation Mono",Menlo,Courier,monospace;
+}       
+
+:root {
+    color: #19191C;
+    background-color: #fff;
+}
+
+:root[theme="dark"] {
+    background-color: #19191C;
+    color: #FFFFFFCC
+}
+
+details details {
+    margin-left: 20px; 
+}
+
+summary {
+    padding: 6px;
+}
+</style>
+</head>
+<body>
+<table class="dataframe" id="df_0"></table>
+
+<p class="dataframe_description"></p>
+</body>
+<script>
+(function () {
+    window.DataFrame = window.DataFrame || new (function () {
+        this.addTable = function (df) {
+            let cols = df.cols;
+            for (let i = 0; i < cols.length; i++) {
+                for (let c of cols[i].children) {
+                    cols[c].parent = i;
+                }
+            }
+            df.nrow = 0
+            for (let i = 0; i < df.cols.length; i++) {
+                if (df.cols[i].values.length > df.nrow) df.nrow = df.cols[i].values.length
+            }
+            if (df.id === df.rootId) {
+                df.expandedFrames = new Set()
+                df.childFrames = {}
+                const table = this.getTableElement(df.id)
+                table.df = df
+                for (let i = 0; i < df.cols.length; i++) {
+                    let col = df.cols[i]
+                    if (col.parent === undefined && col.children.length > 0) col.expanded = true
+                }
+            } else {
+                const rootDf = this.getTableData(df.rootId)
+                rootDf.childFrames[df.id] = df
+            }
+        }
+
+        this.computeRenderData = function (df) {
+            let result = []
+            let pos = 0
+            for (let col = 0; col < df.cols.length; col++) {
+                if (df.cols[col].parent === undefined)
+                    pos += this.computeRenderDataRec(df.cols, col, pos, 0, result, false, false)
+            }
+            for (let i = 0; i < result.length; i++) {
+                let row = result[i]
+                for (let j = 0; j < row.length; j++) {
+                    let cell = row[j]
+                    if (j === 0)
+                        cell.leftBd = false
+                    if (j < row.length - 1) {
+                        let nextData = row[j + 1]
+                        if (nextData.leftBd) cell.rightBd = true
+                        else if (cell.rightBd) nextData.leftBd = true
+                    } else cell.rightBd = false
+                }
+            }
+            return result
+        }
+
+        this.computeRenderDataRec = function (cols, colId, pos, depth, result, leftBorder, rightBorder) {
+            if (result.length === depth) {
+                const array = [];
+                if (pos > 0) {
+                    let j = 0
+                    for (let i = 0; j < pos; i++) {
+                        let c = result[depth - 1][i]
+                        j += c.span
+                        let copy = Object.assign({empty: true}, c)
+                        array.push(copy)
+                    }
+                }
+                result.push(array)
+            }
+            const col = cols[colId];
+            let size = 0;
+            if (col.expanded) {
+                let childPos = pos
+                for (let i = 0; i < col.children.length; i++) {
+                    let child = col.children[i]
+                    let childLeft = i === 0 && (col.children.length > 1 || leftBorder)
+                    let childRight = i === col.children.length - 1 && (col.children.length > 1 || rightBorder)
+                    let childSize = this.computeRenderDataRec(cols, child, childPos, depth + 1, result, childLeft, childRight)
+                    childPos += childSize
+                    size += childSize
+                }
+            } else {
+                for (let i = depth + 1; i < result.length; i++)
+                    result[i].push({id: colId, span: 1, leftBd: leftBorder, rightBd: rightBorder, empty: true})
+                size = 1
+            }
+            let left = leftBorder
+            let right = rightBorder
+            if (size > 1) {
+                left = true
+                right = true
+            }
+            result[depth].push({id: colId, span: size, leftBd: left, rightBd: right})
+            return size
+        }
+
+        this.getTableElement = function (id) {
+            return document.getElementById("df_" + id)
+        }
+
+        this.getTableData = function (id) {
+            return this.getTableElement(id).df
+        }
+
+        this.createExpander = function (isExpanded) {
+            const svgNs = "http://www.w3.org/2000/svg"
+            let svg = document.createElementNS(svgNs, "svg")
+            svg.classList.add("expanderSvg")
+            let path = document.createElementNS(svgNs, "path")
+            if (isExpanded) {
+                svg.setAttribute("viewBox", "0 -2 8 8")
+                path.setAttribute("d", "M1 0 l-1 1 4 4 4 -4 -1 -1 -3 3Z")
+            } else {
+                svg.setAttribute("viewBox", "-2 0 8 8")
+                path.setAttribute("d", "M1 0 l-1 1 3 3 -3 3 1 1 4 -4Z")
+            }
+            path.setAttribute("fill", "currentColor")
+            svg.appendChild(path)
+            return svg
+        }
+
+        this.renderTable = function (id) {
+
+            let table = this.getTableElement(id)
+
+            if (table === null) return
+
+            table.innerHTML = ""
+
+            let df = table.df
+            let rootDf = df.rootId === df.id ? df : this.getTableData(df.rootId)
+
+            // header
+            let header = document.createElement("thead")
+            table.appendChild(header)
+
+            let renderData = this.computeRenderData(df)
+            for (let j = 0; j < renderData.length; j++) {
+                let rowData = renderData[j]
+                let tr = document.createElement("tr");
+                let isLastRow = j === renderData.length - 1
+                header.appendChild(tr);
+                for (let i = 0; i < rowData.length; i++) {
+                    let cell = rowData[i]
+                    let th = document.createElement("th");
+                    th.setAttribute("colspan", cell.span)
+                    let colId = cell.id
+                    let col = df.cols[colId];
+                    if (!cell.empty) {
+                        if (col.children.length === 0) {
+                            th.innerHTML = col.name
+                        } else {
+                            let link = document.createElement("a")
+                            link.className = "expander"
+                            let that = this
+                            link.onclick = function () {
+                                col.expanded = !col.expanded
+                                that.renderTable(id)
+                            }
+                            link.appendChild(this.createExpander(col.expanded))
+                            link.innerHTML += col.name
+                            th.appendChild(link)
+                        }
+                    }
+                    let classes = (cell.leftBd ? " leftBorder" : "") + (cell.rightBd ? " rightBorder" : "")
+                    if (col.rightAlign)
+                        classes += " rightAlign"
+                    if (isLastRow)
+                        classes += " bottomBorder"
+                    if (classes.length > 0)
+                        th.setAttribute("class", classes)
+                    tr.appendChild(th)
+                }
+            }
+
+            // body
+            let body = document.createElement("tbody")
+            table.appendChild(body)
+
+            let columns = renderData.pop()
+            for (let row = 0; row < df.nrow; row++) {
+                let tr = document.createElement("tr");
+                body.appendChild(tr)
+                for (let i = 0; i < columns.length; i++) {
+                    let cell = columns[i]
+                    let td = document.createElement("td");
+                    let colId = cell.id
+                    let col = df.cols[colId]
+                    let classes = (cell.leftBd ? " leftBorder" : "") + (cell.rightBd ? " rightBorder" : "")
+                    if (col.rightAlign)
+                        classes += " rightAlign"
+                    if (classes.length > 0)
+                        td.setAttribute("class", classes)
+                    tr.appendChild(td)
+                    let value = col.values[row]
+                    if (value.frameId !== undefined) {
+                        let frameId = value.frameId
+                        let expanded = rootDf.expandedFrames.has(frameId)
+                        let link = document.createElement("a")
+                        link.className = "expander"
+                        let that = this
+                        link.onclick = function () {
+                            if (rootDf.expandedFrames.has(frameId))
+                                rootDf.expandedFrames.delete(frameId)
+                            else rootDf.expandedFrames.add(frameId)
+                            that.renderTable(id)
+                        }
+                        link.appendChild(this.createExpander(expanded))
+                        link.innerHTML += value.value
+                        if (expanded) {
+                            td.appendChild(link)
+                            td.appendChild(document.createElement("p"))
+                            const childTable = document.createElement("table")
+                            childTable.className = "dataframe"
+                            childTable.id = "df_" + frameId
+                            let childDf = rootDf.childFrames[frameId]
+                            childTable.df = childDf
+                            td.appendChild(childTable)
+                            this.renderTable(frameId)
+                            if (childDf.nrow !== childDf.totalRows) {
+                                const footer = document.createElement("p")
+                                footer.innerText = `... showing only top ${childDf.nrow} of ${childDf.totalRows} rows`
+                                td.appendChild(footer)
+                            }
+                        } else {
+                            td.appendChild(link)
+                        }
+                    } else if (value.style !== undefined) {
+                        td.innerHTML = value.value
+                        td.setAttribute("style", value.style)
+                    } else td.innerHTML = value
+                    this.nodeScriptReplace(td)
+                }
+            }
+        }
+
+        this.nodeScriptReplace = function (node) {
+            if (this.nodeScriptIs(node) === true) {
+                node.parentNode.replaceChild(this.nodeScriptClone(node), node);
+            } else {
+                let i = -1, children = node.childNodes;
+                while (++i < children.length) {
+                    this.nodeScriptReplace(children[i]);
+                }
+            }
+
+            return node;
+        }
+
+        this.nodeScriptClone = function (node) {
+            let script = document.createElement("script");
+            script.text = node.innerHTML;
+
+            let i = -1, attrs = node.attributes, attr;
+            while (++i < attrs.length) {
+                script.setAttribute((attr = attrs[i]).name, attr.value);
+            }
+            return script;
+        }
+
+        this.nodeScriptIs = function (node) {
+            return node.tagName === 'SCRIPT';
+        }
+    })()
+
+    window.call_DataFrame = function (f) {
+        return f();
+    };
+
+    let funQueue = window["kotlinQueues"] && window["kotlinQueues"]["DataFrame"];
+    if (funQueue) {
+        funQueue.forEach(function (f) {
+            f();
+        });
+        funQueue = [];
+    }
+})()
+
+/*<!--*/
+call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"firstName: String\">firstName</span>", children: [], rightAlign: false, values: ["Alice","Bob","Charlie","Charlie","Bob","Alice","Charlie","Alice","Bob","Charlie"] }, 
+{ name: "<span title=\"lastName: String\">lastName</span>", children: [], rightAlign: false, values: ["Cooper","Dylan","Daniels","Chaplin","Marley","Wolf","Byrd","Smith","Brown","Johnson"] }, 
+{ name: "<span title=\"age: Int\">age</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">45</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">40</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">18</span></span>"] }, 
+{ name: "<span title=\"city: String?\">city</span>", children: [], rightAlign: false, values: ["London","Dubai","Moscow","Milan","Tokyo","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","Moscow","Milan","London","Dubai"] }, 
+{ name: "<span title=\"weight: Int?\">weight</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">54</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">87</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">68</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">55</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">90</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">52</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">60</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">70</span></span>"] }, 
+{ name: "<span title=\"isHappy: Boolean\">isHappy</span>", children: [], rightAlign: false, values: ["true","true","false","true","true","false","true","false","false","false"] }, 
+{ name: "<span title=\"year: Int\">year</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>"] }, 
+], id: 0, rootId: 0, totalRows: 10 } ) });
+/*-->*/
+
+call_DataFrame(function() { DataFrame.renderTable(0) });
+
+function sendHeight() {
+    const table = document.querySelector('table.dataframe');
+    if (!table) return;
+
+    let height = 0;
+    
+    const thead = table.querySelector('thead');
+    if (thead) height += thead.offsetHeight;
+    
+    const rows = table.querySelectorAll(':scope > tbody > tr');
+    rows.forEach(row => {
+        height += row.offsetHeight;
+    });
+    
+    height += getVerticalMargins(table) + 10;
+
+    window.parent.postMessage({ type: 'iframeHeight', height: Math.ceil(height) }, '*');
+}
+
+function getVerticalMargins(element) {
+    const style = getComputedStyle(element);
+    return parseFloat(style.marginTop) + parseFloat(style.marginBottom);
+}
+
+function repeatHeightCalculation(maxRetries = 10, interval = 100) {
+    let retries = 0;
+    const intervalId = setInterval(() => {
+        sendHeight();
+        retries++;
+        if (retries >= maxRetries) clearInterval(intervalId);
+    }, interval);
+}
+
+window.addEventListener('load', repeatHeightCalculation);
+
+const observer = new MutationObserver(() => repeatHeightCalculation(5, 50));
+observer.observe(document.querySelector('.dataframe'), {
+    childList: true,
+    subtree: true,
+    characterData: true,
+});
+
+
+</script>
+</html>
diff --git a/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsAtAnyDepthFromGroup_properties.html b/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsAtAnyDepthFromGroup_properties.html
new file mode 100644
index 0000000000..26bd65fadb
--- /dev/null
+++ b/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsAtAnyDepthFromGroup_properties.html
@@ -0,0 +1,511 @@
+<html>
+<head>
+<style type="text/css">
+:root {
+    --background: #fff;
+    --background-odd: #f5f5f5;
+    --background-hover: #d9edfd;
+    --header-text-color: #474747;
+    --text-color: #848484;
+    --text-color-dark: #000;
+    --text-color-medium: #737373;
+    --text-color-pale: #b3b3b3;
+    --inner-border-color: #aaa;
+    --bold-border-color: #000;
+    --link-color: #296eaa;
+    --link-color-pale: #296eaa;
+    --link-hover: #1a466c;
+}
+
+:root[theme="dark"], :root [data-jp-theme-light="false"], .dataframe_dark{
+    --background: #303030;
+    --background-odd: #3c3c3c;
+    --background-hover: #464646;
+    --header-text-color: #dddddd;
+    --text-color: #b3b3b3;
+    --text-color-dark: #dddddd;
+    --text-color-medium: #b2b2b2;
+    --text-color-pale: #737373;
+    --inner-border-color: #707070;
+    --bold-border-color: #777777;
+    --link-color: #008dc0;
+    --link-color-pale: #97e1fb;
+    --link-hover: #00688e;
+}
+
+p.dataframe_description {
+    color: var(--text-color-dark);
+}
+
+table.dataframe {
+    font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
+    font-size: 12px;
+    background-color: var(--background);
+    color: var(--text-color-dark);
+    border: none;
+    border-collapse: collapse;
+}
+
+table.dataframe th, td {
+    padding: 6px;
+    border: 1px solid transparent;
+    text-align: left;
+}
+
+table.dataframe th {
+    background-color: var(--background);
+    color: var(--header-text-color);
+}
+
+table.dataframe td {
+    vertical-align: top;
+    white-space: nowrap;
+}
+
+table.dataframe th.bottomBorder {
+    border-bottom-color: var(--bold-border-color);
+}
+
+table.dataframe tbody > tr:nth-child(odd) {
+    background: var(--background-odd);
+}
+
+table.dataframe tbody > tr:nth-child(even) {
+    background: var(--background);
+}
+
+table.dataframe tbody > tr:hover {
+    background: var(--background-hover);
+}
+
+table.dataframe a {
+    cursor: pointer;
+    color: var(--link-color);
+    text-decoration: none;
+}
+
+table.dataframe tr:hover > td a {
+    color: var(--link-color-pale);
+}
+
+table.dataframe a:hover {
+    color: var(--link-hover);
+    text-decoration: underline;
+}
+
+table.dataframe img {
+    max-width: fit-content;
+}
+
+table.dataframe th.complex {
+    background-color: var(--background);
+    border: 1px solid var(--background);
+}
+
+table.dataframe .leftBorder {
+    border-left-color: var(--inner-border-color);
+}
+
+table.dataframe .rightBorder {
+    border-right-color: var(--inner-border-color);
+}
+
+table.dataframe .rightAlign {
+    text-align: right;
+}
+
+table.dataframe .expanderSvg {
+    width: 8px;
+    height: 8px;
+    margin-right: 3px;
+}
+
+table.dataframe .expander {
+    display: flex;
+    align-items: center;
+}
+
+/* formatting */
+
+table.dataframe .null {
+    color: var(--text-color-pale);
+}
+
+table.dataframe .structural {
+    color: var(--text-color-medium);
+    font-weight: bold;
+}
+
+table.dataframe .dataFrameCaption {
+    font-weight: bold;
+}
+
+table.dataframe .numbers {
+    color: var(--text-color-dark);
+}
+
+table.dataframe td:hover .formatted .structural, .null {
+    color: var(--text-color-dark);
+}
+
+table.dataframe tr:hover .formatted .structural, .null {
+    color: var(--text-color-dark);
+}
+
+
+body {
+    font-family: "JetBrains Mono",SFMono-Regular,Consolas,"Liberation Mono",Menlo,Courier,monospace;
+}       
+
+:root {
+    color: #19191C;
+    background-color: #fff;
+}
+
+:root[theme="dark"] {
+    background-color: #19191C;
+    color: #FFFFFFCC
+}
+
+details details {
+    margin-left: 20px; 
+}
+
+summary {
+    padding: 6px;
+}
+</style>
+</head>
+<body>
+<table class="dataframe" id="df_0"></table>
+
+<p class="dataframe_description"></p>
+</body>
+<script>
+(function () {
+    window.DataFrame = window.DataFrame || new (function () {
+        this.addTable = function (df) {
+            let cols = df.cols;
+            for (let i = 0; i < cols.length; i++) {
+                for (let c of cols[i].children) {
+                    cols[c].parent = i;
+                }
+            }
+            df.nrow = 0
+            for (let i = 0; i < df.cols.length; i++) {
+                if (df.cols[i].values.length > df.nrow) df.nrow = df.cols[i].values.length
+            }
+            if (df.id === df.rootId) {
+                df.expandedFrames = new Set()
+                df.childFrames = {}
+                const table = this.getTableElement(df.id)
+                table.df = df
+                for (let i = 0; i < df.cols.length; i++) {
+                    let col = df.cols[i]
+                    if (col.parent === undefined && col.children.length > 0) col.expanded = true
+                }
+            } else {
+                const rootDf = this.getTableData(df.rootId)
+                rootDf.childFrames[df.id] = df
+            }
+        }
+
+        this.computeRenderData = function (df) {
+            let result = []
+            let pos = 0
+            for (let col = 0; col < df.cols.length; col++) {
+                if (df.cols[col].parent === undefined)
+                    pos += this.computeRenderDataRec(df.cols, col, pos, 0, result, false, false)
+            }
+            for (let i = 0; i < result.length; i++) {
+                let row = result[i]
+                for (let j = 0; j < row.length; j++) {
+                    let cell = row[j]
+                    if (j === 0)
+                        cell.leftBd = false
+                    if (j < row.length - 1) {
+                        let nextData = row[j + 1]
+                        if (nextData.leftBd) cell.rightBd = true
+                        else if (cell.rightBd) nextData.leftBd = true
+                    } else cell.rightBd = false
+                }
+            }
+            return result
+        }
+
+        this.computeRenderDataRec = function (cols, colId, pos, depth, result, leftBorder, rightBorder) {
+            if (result.length === depth) {
+                const array = [];
+                if (pos > 0) {
+                    let j = 0
+                    for (let i = 0; j < pos; i++) {
+                        let c = result[depth - 1][i]
+                        j += c.span
+                        let copy = Object.assign({empty: true}, c)
+                        array.push(copy)
+                    }
+                }
+                result.push(array)
+            }
+            const col = cols[colId];
+            let size = 0;
+            if (col.expanded) {
+                let childPos = pos
+                for (let i = 0; i < col.children.length; i++) {
+                    let child = col.children[i]
+                    let childLeft = i === 0 && (col.children.length > 1 || leftBorder)
+                    let childRight = i === col.children.length - 1 && (col.children.length > 1 || rightBorder)
+                    let childSize = this.computeRenderDataRec(cols, child, childPos, depth + 1, result, childLeft, childRight)
+                    childPos += childSize
+                    size += childSize
+                }
+            } else {
+                for (let i = depth + 1; i < result.length; i++)
+                    result[i].push({id: colId, span: 1, leftBd: leftBorder, rightBd: rightBorder, empty: true})
+                size = 1
+            }
+            let left = leftBorder
+            let right = rightBorder
+            if (size > 1) {
+                left = true
+                right = true
+            }
+            result[depth].push({id: colId, span: size, leftBd: left, rightBd: right})
+            return size
+        }
+
+        this.getTableElement = function (id) {
+            return document.getElementById("df_" + id)
+        }
+
+        this.getTableData = function (id) {
+            return this.getTableElement(id).df
+        }
+
+        this.createExpander = function (isExpanded) {
+            const svgNs = "http://www.w3.org/2000/svg"
+            let svg = document.createElementNS(svgNs, "svg")
+            svg.classList.add("expanderSvg")
+            let path = document.createElementNS(svgNs, "path")
+            if (isExpanded) {
+                svg.setAttribute("viewBox", "0 -2 8 8")
+                path.setAttribute("d", "M1 0 l-1 1 4 4 4 -4 -1 -1 -3 3Z")
+            } else {
+                svg.setAttribute("viewBox", "-2 0 8 8")
+                path.setAttribute("d", "M1 0 l-1 1 3 3 -3 3 1 1 4 -4Z")
+            }
+            path.setAttribute("fill", "currentColor")
+            svg.appendChild(path)
+            return svg
+        }
+
+        this.renderTable = function (id) {
+
+            let table = this.getTableElement(id)
+
+            if (table === null) return
+
+            table.innerHTML = ""
+
+            let df = table.df
+            let rootDf = df.rootId === df.id ? df : this.getTableData(df.rootId)
+
+            // header
+            let header = document.createElement("thead")
+            table.appendChild(header)
+
+            let renderData = this.computeRenderData(df)
+            for (let j = 0; j < renderData.length; j++) {
+                let rowData = renderData[j]
+                let tr = document.createElement("tr");
+                let isLastRow = j === renderData.length - 1
+                header.appendChild(tr);
+                for (let i = 0; i < rowData.length; i++) {
+                    let cell = rowData[i]
+                    let th = document.createElement("th");
+                    th.setAttribute("colspan", cell.span)
+                    let colId = cell.id
+                    let col = df.cols[colId];
+                    if (!cell.empty) {
+                        if (col.children.length === 0) {
+                            th.innerHTML = col.name
+                        } else {
+                            let link = document.createElement("a")
+                            link.className = "expander"
+                            let that = this
+                            link.onclick = function () {
+                                col.expanded = !col.expanded
+                                that.renderTable(id)
+                            }
+                            link.appendChild(this.createExpander(col.expanded))
+                            link.innerHTML += col.name
+                            th.appendChild(link)
+                        }
+                    }
+                    let classes = (cell.leftBd ? " leftBorder" : "") + (cell.rightBd ? " rightBorder" : "")
+                    if (col.rightAlign)
+                        classes += " rightAlign"
+                    if (isLastRow)
+                        classes += " bottomBorder"
+                    if (classes.length > 0)
+                        th.setAttribute("class", classes)
+                    tr.appendChild(th)
+                }
+            }
+
+            // body
+            let body = document.createElement("tbody")
+            table.appendChild(body)
+
+            let columns = renderData.pop()
+            for (let row = 0; row < df.nrow; row++) {
+                let tr = document.createElement("tr");
+                body.appendChild(tr)
+                for (let i = 0; i < columns.length; i++) {
+                    let cell = columns[i]
+                    let td = document.createElement("td");
+                    let colId = cell.id
+                    let col = df.cols[colId]
+                    let classes = (cell.leftBd ? " leftBorder" : "") + (cell.rightBd ? " rightBorder" : "")
+                    if (col.rightAlign)
+                        classes += " rightAlign"
+                    if (classes.length > 0)
+                        td.setAttribute("class", classes)
+                    tr.appendChild(td)
+                    let value = col.values[row]
+                    if (value.frameId !== undefined) {
+                        let frameId = value.frameId
+                        let expanded = rootDf.expandedFrames.has(frameId)
+                        let link = document.createElement("a")
+                        link.className = "expander"
+                        let that = this
+                        link.onclick = function () {
+                            if (rootDf.expandedFrames.has(frameId))
+                                rootDf.expandedFrames.delete(frameId)
+                            else rootDf.expandedFrames.add(frameId)
+                            that.renderTable(id)
+                        }
+                        link.appendChild(this.createExpander(expanded))
+                        link.innerHTML += value.value
+                        if (expanded) {
+                            td.appendChild(link)
+                            td.appendChild(document.createElement("p"))
+                            const childTable = document.createElement("table")
+                            childTable.className = "dataframe"
+                            childTable.id = "df_" + frameId
+                            let childDf = rootDf.childFrames[frameId]
+                            childTable.df = childDf
+                            td.appendChild(childTable)
+                            this.renderTable(frameId)
+                            if (childDf.nrow !== childDf.totalRows) {
+                                const footer = document.createElement("p")
+                                footer.innerText = `... showing only top ${childDf.nrow} of ${childDf.totalRows} rows`
+                                td.appendChild(footer)
+                            }
+                        } else {
+                            td.appendChild(link)
+                        }
+                    } else if (value.style !== undefined) {
+                        td.innerHTML = value.value
+                        td.setAttribute("style", value.style)
+                    } else td.innerHTML = value
+                    this.nodeScriptReplace(td)
+                }
+            }
+        }
+
+        this.nodeScriptReplace = function (node) {
+            if (this.nodeScriptIs(node) === true) {
+                node.parentNode.replaceChild(this.nodeScriptClone(node), node);
+            } else {
+                let i = -1, children = node.childNodes;
+                while (++i < children.length) {
+                    this.nodeScriptReplace(children[i]);
+                }
+            }
+
+            return node;
+        }
+
+        this.nodeScriptClone = function (node) {
+            let script = document.createElement("script");
+            script.text = node.innerHTML;
+
+            let i = -1, attrs = node.attributes, attr;
+            while (++i < attrs.length) {
+                script.setAttribute((attr = attrs[i]).name, attr.value);
+            }
+            return script;
+        }
+
+        this.nodeScriptIs = function (node) {
+            return node.tagName === 'SCRIPT';
+        }
+    })()
+
+    window.call_DataFrame = function (f) {
+        return f();
+    };
+
+    let funQueue = window["kotlinQueues"] && window["kotlinQueues"]["DataFrame"];
+    if (funQueue) {
+        funQueue.forEach(function (f) {
+            f();
+        });
+        funQueue = [];
+    }
+})()
+
+/*<!--*/
+call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"firstName: String\">firstName</span>", children: [], rightAlign: false, values: ["Alice","Bob","Charlie","Charlie","Bob","Alice","Charlie","Alice","Bob","Charlie"] }, 
+{ name: "<span title=\"lastName: String\">lastName</span>", children: [], rightAlign: false, values: ["Cooper","Dylan","Daniels","Chaplin","Marley","Wolf","Byrd","Smith","Brown","Johnson"] }, 
+], id: 0, rootId: 0, totalRows: 10 } ) });
+/*-->*/
+
+call_DataFrame(function() { DataFrame.renderTable(0) });
+
+function sendHeight() {
+    const table = document.querySelector('table.dataframe');
+    if (!table) return;
+
+    let height = 0;
+    
+    const thead = table.querySelector('thead');
+    if (thead) height += thead.offsetHeight;
+    
+    const rows = table.querySelectorAll(':scope > tbody > tr');
+    rows.forEach(row => {
+        height += row.offsetHeight;
+    });
+    
+    height += getVerticalMargins(table) + 10;
+
+    window.parent.postMessage({ type: 'iframeHeight', height: Math.ceil(height) }, '*');
+}
+
+function getVerticalMargins(element) {
+    const style = getComputedStyle(element);
+    return parseFloat(style.marginTop) + parseFloat(style.marginBottom);
+}
+
+function repeatHeightCalculation(maxRetries = 10, interval = 100) {
+    let retries = 0;
+    const intervalId = setInterval(() => {
+        sendHeight();
+        retries++;
+        if (retries >= maxRetries) clearInterval(intervalId);
+    }, interval);
+}
+
+window.addEventListener('load', repeatHeightCalculation);
+
+const observer = new MutationObserver(() => repeatHeightCalculation(5, 50));
+observer.observe(document.querySelector('.dataframe'), {
+    childList: true,
+    subtree: true,
+    characterData: true,
+});
+
+
+</script>
+</html>
diff --git a/docs/StardustDocs/resources/snippets/org.jetbrains.kotlinx.dataframe.samples.api.Modify.fillNA.html b/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsAtAnyDepthIncludingGroups.html
similarity index 60%
rename from docs/StardustDocs/resources/snippets/org.jetbrains.kotlinx.dataframe.samples.api.Modify.fillNA.html
rename to docs/StardustDocs/resources/api/columnSelectors/columnSelectorsAtAnyDepthIncludingGroups.html
index 2acbd82dd7..d0d575380d 100644
--- a/docs/StardustDocs/resources/snippets/org.jetbrains.kotlinx.dataframe.samples.api.Modify.fillNA.html
+++ b/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsAtAnyDepthIncludingGroups.html
@@ -177,24 +177,9 @@
 </style>
 </head>
 <body>
-                                <details>
-                                <summary>Input DataFrame: rowsCount = 7, columnsCount = 5</summary>
-                                 <table class="dataframe" id="df_0"></table>
+<table class="dataframe" id="df_0"></table>
 
 <p class="dataframe_description"></p>
-                                </details>
-                                <details>
-                                <summary>Step 1: Update</summary>
-                                 <table class="dataframe" id="df_1"></table>
-
-<p class="dataframe_description">DataFrame [7 x 5]</p>
-                                </details>
-                                <details>
-                                <summary>Output DataFrame: rowsCount = 7, columnsCount = 5</summary>
-                                 <table class="dataframe" id="df_2"></table>
-
-<p class="dataframe_description"></p>
-                                </details>
 </body>
 <script>
 (function () {
@@ -471,148 +456,64 @@
     }
 })()
 
-function sendHeight() {
-    let totalHeight = 0;
-
-    document.querySelectorAll('body > details, body > br, body > table').forEach(element => {
-        if (element.tagName === 'DETAILS') {
-            totalHeight += getElementHeight(element.querySelector(':scope > summary'));
-
-            if (element.open) {
-                totalHeight += getVisibleContentHeight(element);
-            }
-        } else if (element.tagName === 'BR') {
-            totalHeight += getElementHeight(element);
-        } else if (element.tagName === 'TABLE') {
-            totalHeight += getElementHeight(element);
-        }
-    });
-
-    totalHeight += 10;
-
-    window.parent.postMessage({type: 'iframeHeight', height: Math.ceil(totalHeight)}, '*');
-}
-
-function getVisibleContentHeight(detailsElement) {
-    let height = 0;
-
-    detailsElement.querySelectorAll(':scope > details, :scope > table, :scope > p').forEach(child => {
-        if (child.tagName === 'DETAILS') {
-            const summary = child.querySelector(':scope > summary');
-            height += getElementHeight(summary);
+/*<!--*/
+call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"firstName: String\">firstName</span>", children: [], rightAlign: false, values: ["Alice","Bob","Charlie","Charlie","Bob","Alice","Charlie","Alice","Bob","Charlie"] }, 
+{ name: "<span title=\"lastName: String\">lastName</span>", children: [], rightAlign: false, values: ["Cooper","Dylan","Daniels","Chaplin","Marley","Wolf","Byrd","Smith","Brown","Johnson"] }, 
+{ name: "<span title=\"name: DataRow<*>\">name</span>", children: [0, 1], rightAlign: false, values: ["<span class=\"formatted\" title=\"firstName: Alice\nlastName: Cooper\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cooper<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Dylan\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dylan<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Daniels\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dan<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Chaplin\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cha<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Marley\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Marley<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Alice\nlastName: Wolf\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Wolf<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Byrd\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Byrd<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Alice\nlastName: Smith\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Smith<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Brown\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Brown<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Johnson\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Joh<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>"] }, 
+{ name: "<span title=\"firstName: String\">firstName</span>", children: [], rightAlign: false, values: ["Alice","Bob","Charlie","Charlie","Bob","Alice","Charlie","Alice","Bob","Charlie"] }, 
+{ name: "<span title=\"lastName: String\">lastName</span>", children: [], rightAlign: false, values: ["Cooper","Dylan","Daniels","Chaplin","Marley","Wolf","Byrd","Smith","Brown","Johnson"] }, 
+{ name: "<span title=\"age: Int\">age</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">45</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">40</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">18</span></span>"] }, 
+{ name: "<span title=\"city: String?\">city</span>", children: [], rightAlign: false, values: ["London","Dubai","Moscow","Milan","Tokyo","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","Moscow","Milan","London","Dubai"] }, 
+{ name: "<span title=\"weight: Int?\">weight</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">54</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">87</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">68</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">55</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">90</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">52</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">60</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">70</span></span>"] }, 
+{ name: "<span title=\"isHappy: Boolean\">isHappy</span>", children: [], rightAlign: false, values: ["true","true","false","true","true","false","true","false","false","false"] }, 
+{ name: "<span title=\"year: Int\">year</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>"] }, 
+], id: 0, rootId: 0, totalRows: 10 } ) });
+/*-->*/
 
-            if (child.open) {
-                height += getDirectVisibleContentHeight(child);
-            }
-        } else if (isElementVisible(child)) {
-            height += getElementHeight(child);
-        }
-    });
+call_DataFrame(function() { DataFrame.renderTable(0) });
 
-    return height;
-}
+function sendHeight() {
+    const table = document.querySelector('table.dataframe');
+    if (!table) return;
 
-function getDirectVisibleContentHeight(element) {
     let height = 0;
-    element.querySelectorAll(':scope > table, :scope > p, :scope > summary').forEach(child => {
-        if (isElementVisible(child)) {
-            height += getElementHeight(child);
-        }
+    
+    const thead = table.querySelector('thead');
+    if (thead) height += thead.offsetHeight;
+    
+    const rows = table.querySelectorAll(':scope > tbody > tr');
+    rows.forEach(row => {
+        height += row.offsetHeight;
     });
-    return height;
-}
-
-function getElementHeight(el) {
-    const styles = getComputedStyle(el);
-    const margin = parseFloat(styles.marginTop) + parseFloat(styles.marginBottom);
     
-    // More reliable cross-browser calculation
-    const rect = el.getBoundingClientRect();
-    return rect.height + margin;
-}
+    height += getVerticalMargins(table) + 10;
 
-function isElementVisible(el) {
-    return !!(el.offsetWidth || el.offsetHeight || el.getClientRects().length);
+    window.parent.postMessage({ type: 'iframeHeight', height: Math.ceil(height) }, '*');
 }
 
-function sendInitialHeight() {
-    let initialHeight = 0;
-
-    document.querySelectorAll('body > details, body > br, body > table').forEach(element => {
-        if (element.tagName === 'DETAILS') {
-            initialHeight += getElementHeight(element.querySelector(':scope > summary'));
-        } else if (element.tagName === 'BR') {
-            initialHeight += getElementHeight(element);
-        } else if (element.tagName === `TABLE`) {
-            initialHeight += getElementHeight(element);
-        }
-    });
-
-    initialHeight += 10;
-
-    window.parent.postMessage({type: 'iframeHeight', height: Math.ceil(initialHeight)}, '*');
+function getVerticalMargins(element) {
+    const style = getComputedStyle(element);
+    return parseFloat(style.marginTop) + parseFloat(style.marginBottom);
 }
 
 function repeatHeightCalculation(maxRetries = 10, interval = 100) {
     let retries = 0;
     const intervalId = setInterval(() => {
-        sendInitialHeight();
+        sendHeight();
         retries++;
         if (retries >= maxRetries) clearInterval(intervalId);
     }, interval);
 }
 
-window.addEventListener('load', () => {
-    repeatHeightCalculation();
-
-
-    document.querySelectorAll('details').forEach(detail => {
-        detail.addEventListener('toggle', () => {
-            setTimeout(sendHeight, 50);
-        });
-    });
+window.addEventListener('load', repeatHeightCalculation);
 
-    const observer = new MutationObserver(() => setTimeout(sendHeight, 50));
-    observer.observe(document.body, {childList: true, subtree: true, characterData: true});
+const observer = new MutationObserver(() => repeatHeightCalculation(5, 50));
+observer.observe(document.querySelector('.dataframe'), {
+    childList: true,
+    subtree: true,
+    characterData: true,
 });
-/*<!--*/
-call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"firstName: String\">firstName</span>", children: [], rightAlign: false, values: ["Alice","Bob","Charlie","Charlie","Bob","Alice","Charlie"] }, 
-{ name: "<span title=\"lastName: String\">lastName</span>", children: [], rightAlign: false, values: ["Cooper","Dylan","Daniels","Chaplin","Marley","Wolf","Byrd"] }, 
-{ name: "<span title=\"name: DataRow<*>\">name</span>", children: [0, 1], rightAlign: false, values: ["<span class=\"formatted\" title=\"firstName: Alice\nlastName: Cooper\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cooper<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Dylan\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dylan<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Daniels\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dan<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Chaplin\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cha<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Marley\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Marley<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Alice\nlastName: Wolf\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Wolf<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Byrd\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Byrd<span class=\"structural\"> }</span></span>"] }, 
-{ name: "<span title=\"age: Int\">age</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">45</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">40</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>"] }, 
-{ name: "<span title=\"city: String?\">city</span>", children: [], rightAlign: false, values: ["London","Dubai","Moscow","Milan","Tokyo","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","Moscow"] }, 
-{ name: "<span title=\"weight: Int?\">weight</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">54</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">87</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">68</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">55</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">90</span></span>"] }, 
-{ name: "<span title=\"isHappy: Boolean\">isHappy</span>", children: [], rightAlign: false, values: ["true","true","false","true","true","false","true"] }, 
-], id: 0, rootId: 0, totalRows: 7 } ) });
-/*-->*/
-
-call_DataFrame(function() { DataFrame.renderTable(0) });
-
-/*<!--*/
-call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"firstName: String\">firstName</span>", children: [], rightAlign: false, values: ["Alice","Bob","Charlie","Charlie","Bob","Alice","Charlie"] }, 
-{ name: "<span title=\"lastName: String\">lastName</span>", children: [], rightAlign: false, values: ["Cooper","Dylan","Daniels","Chaplin","Marley","Wolf","Byrd"] }, 
-{ name: "<span title=\"name: DataRow<*>\">name</span>", children: [0, 1], rightAlign: false, values: ["<span class=\"formatted\" title=\"firstName: Alice\nlastName: Cooper\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cooper<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Dylan\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dylan<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Daniels\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dan<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Chaplin\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cha<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Marley\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Marley<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Alice\nlastName: Wolf\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Wolf<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Byrd\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Byrd<span class=\"structural\"> }</span></span>"] }, 
-{ name: "<span title=\"age: Int\">age</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">45</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">40</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>"] }, 
-{ name: "<span title=\"city: String?\">city</span>", children: [], rightAlign: false, values: ["London","Dubai","Moscow","Milan","Tokyo","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","Moscow"] }, 
-{ name: "<span title=\"weight: Int?\">weight</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">54</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">87</span></span>",{ style: "background-color:#98fb98", value: "<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>"},{ style: "background-color:#98fb98", value: "<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>"},"<span class=\"formatted\" title=\"\"><span class=\"numbers\">68</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">55</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">90</span></span>"] }, 
-{ name: "<span title=\"isHappy: Boolean\">isHappy</span>", children: [], rightAlign: false, values: ["true","true","false","true","true","false","true"] }, 
-], id: 1, rootId: 1, totalRows: 7 } ) });
-/*-->*/
-
-call_DataFrame(function() { DataFrame.renderTable(1) });
-
-/*<!--*/
-call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"firstName: String\">firstName</span>", children: [], rightAlign: false, values: ["Alice","Bob","Charlie","Charlie","Bob","Alice","Charlie"] }, 
-{ name: "<span title=\"lastName: String\">lastName</span>", children: [], rightAlign: false, values: ["Cooper","Dylan","Daniels","Chaplin","Marley","Wolf","Byrd"] }, 
-{ name: "<span title=\"name: DataRow<*>\">name</span>", children: [0, 1], rightAlign: false, values: ["<span class=\"formatted\" title=\"firstName: Alice\nlastName: Cooper\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cooper<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Dylan\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dylan<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Daniels\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dan<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Chaplin\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cha<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Marley\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Marley<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Alice\nlastName: Wolf\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Wolf<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Byrd\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Byrd<span class=\"structural\"> }</span></span>"] }, 
-{ name: "<span title=\"age: Int\">age</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">45</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">40</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>"] }, 
-{ name: "<span title=\"city: String?\">city</span>", children: [], rightAlign: false, values: ["London","Dubai","Moscow","Milan","Tokyo","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","Moscow"] }, 
-{ name: "<span title=\"weight: Int\">weight</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">54</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">87</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">-1</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">-1</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">68</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">55</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">90</span></span>"] }, 
-{ name: "<span title=\"isHappy: Boolean\">isHappy</span>", children: [], rightAlign: false, values: ["true","true","false","true","true","false","true"] }, 
-], id: 2, rootId: 2, totalRows: 7 } ) });
-/*-->*/
 
-call_DataFrame(function() { DataFrame.renderTable(2) });
 
 </script>
 </html>
diff --git a/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsAtAnyDepthWithCondition.html b/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsAtAnyDepthWithCondition.html
new file mode 100644
index 0000000000..cc84105bf1
--- /dev/null
+++ b/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsAtAnyDepthWithCondition.html
@@ -0,0 +1,512 @@
+<html>
+<head>
+<style type="text/css">
+:root {
+    --background: #fff;
+    --background-odd: #f5f5f5;
+    --background-hover: #d9edfd;
+    --header-text-color: #474747;
+    --text-color: #848484;
+    --text-color-dark: #000;
+    --text-color-medium: #737373;
+    --text-color-pale: #b3b3b3;
+    --inner-border-color: #aaa;
+    --bold-border-color: #000;
+    --link-color: #296eaa;
+    --link-color-pale: #296eaa;
+    --link-hover: #1a466c;
+}
+
+:root[theme="dark"], :root [data-jp-theme-light="false"], .dataframe_dark{
+    --background: #303030;
+    --background-odd: #3c3c3c;
+    --background-hover: #464646;
+    --header-text-color: #dddddd;
+    --text-color: #b3b3b3;
+    --text-color-dark: #dddddd;
+    --text-color-medium: #b2b2b2;
+    --text-color-pale: #737373;
+    --inner-border-color: #707070;
+    --bold-border-color: #777777;
+    --link-color: #008dc0;
+    --link-color-pale: #97e1fb;
+    --link-hover: #00688e;
+}
+
+p.dataframe_description {
+    color: var(--text-color-dark);
+}
+
+table.dataframe {
+    font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
+    font-size: 12px;
+    background-color: var(--background);
+    color: var(--text-color-dark);
+    border: none;
+    border-collapse: collapse;
+}
+
+table.dataframe th, td {
+    padding: 6px;
+    border: 1px solid transparent;
+    text-align: left;
+}
+
+table.dataframe th {
+    background-color: var(--background);
+    color: var(--header-text-color);
+}
+
+table.dataframe td {
+    vertical-align: top;
+    white-space: nowrap;
+}
+
+table.dataframe th.bottomBorder {
+    border-bottom-color: var(--bold-border-color);
+}
+
+table.dataframe tbody > tr:nth-child(odd) {
+    background: var(--background-odd);
+}
+
+table.dataframe tbody > tr:nth-child(even) {
+    background: var(--background);
+}
+
+table.dataframe tbody > tr:hover {
+    background: var(--background-hover);
+}
+
+table.dataframe a {
+    cursor: pointer;
+    color: var(--link-color);
+    text-decoration: none;
+}
+
+table.dataframe tr:hover > td a {
+    color: var(--link-color-pale);
+}
+
+table.dataframe a:hover {
+    color: var(--link-hover);
+    text-decoration: underline;
+}
+
+table.dataframe img {
+    max-width: fit-content;
+}
+
+table.dataframe th.complex {
+    background-color: var(--background);
+    border: 1px solid var(--background);
+}
+
+table.dataframe .leftBorder {
+    border-left-color: var(--inner-border-color);
+}
+
+table.dataframe .rightBorder {
+    border-right-color: var(--inner-border-color);
+}
+
+table.dataframe .rightAlign {
+    text-align: right;
+}
+
+table.dataframe .expanderSvg {
+    width: 8px;
+    height: 8px;
+    margin-right: 3px;
+}
+
+table.dataframe .expander {
+    display: flex;
+    align-items: center;
+}
+
+/* formatting */
+
+table.dataframe .null {
+    color: var(--text-color-pale);
+}
+
+table.dataframe .structural {
+    color: var(--text-color-medium);
+    font-weight: bold;
+}
+
+table.dataframe .dataFrameCaption {
+    font-weight: bold;
+}
+
+table.dataframe .numbers {
+    color: var(--text-color-dark);
+}
+
+table.dataframe td:hover .formatted .structural, .null {
+    color: var(--text-color-dark);
+}
+
+table.dataframe tr:hover .formatted .structural, .null {
+    color: var(--text-color-dark);
+}
+
+
+body {
+    font-family: "JetBrains Mono",SFMono-Regular,Consolas,"Liberation Mono",Menlo,Courier,monospace;
+}       
+
+:root {
+    color: #19191C;
+    background-color: #fff;
+}
+
+:root[theme="dark"] {
+    background-color: #19191C;
+    color: #FFFFFFCC
+}
+
+details details {
+    margin-left: 20px; 
+}
+
+summary {
+    padding: 6px;
+}
+</style>
+</head>
+<body>
+<table class="dataframe" id="df_0"></table>
+
+<p class="dataframe_description"></p>
+</body>
+<script>
+(function () {
+    window.DataFrame = window.DataFrame || new (function () {
+        this.addTable = function (df) {
+            let cols = df.cols;
+            for (let i = 0; i < cols.length; i++) {
+                for (let c of cols[i].children) {
+                    cols[c].parent = i;
+                }
+            }
+            df.nrow = 0
+            for (let i = 0; i < df.cols.length; i++) {
+                if (df.cols[i].values.length > df.nrow) df.nrow = df.cols[i].values.length
+            }
+            if (df.id === df.rootId) {
+                df.expandedFrames = new Set()
+                df.childFrames = {}
+                const table = this.getTableElement(df.id)
+                table.df = df
+                for (let i = 0; i < df.cols.length; i++) {
+                    let col = df.cols[i]
+                    if (col.parent === undefined && col.children.length > 0) col.expanded = true
+                }
+            } else {
+                const rootDf = this.getTableData(df.rootId)
+                rootDf.childFrames[df.id] = df
+            }
+        }
+
+        this.computeRenderData = function (df) {
+            let result = []
+            let pos = 0
+            for (let col = 0; col < df.cols.length; col++) {
+                if (df.cols[col].parent === undefined)
+                    pos += this.computeRenderDataRec(df.cols, col, pos, 0, result, false, false)
+            }
+            for (let i = 0; i < result.length; i++) {
+                let row = result[i]
+                for (let j = 0; j < row.length; j++) {
+                    let cell = row[j]
+                    if (j === 0)
+                        cell.leftBd = false
+                    if (j < row.length - 1) {
+                        let nextData = row[j + 1]
+                        if (nextData.leftBd) cell.rightBd = true
+                        else if (cell.rightBd) nextData.leftBd = true
+                    } else cell.rightBd = false
+                }
+            }
+            return result
+        }
+
+        this.computeRenderDataRec = function (cols, colId, pos, depth, result, leftBorder, rightBorder) {
+            if (result.length === depth) {
+                const array = [];
+                if (pos > 0) {
+                    let j = 0
+                    for (let i = 0; j < pos; i++) {
+                        let c = result[depth - 1][i]
+                        j += c.span
+                        let copy = Object.assign({empty: true}, c)
+                        array.push(copy)
+                    }
+                }
+                result.push(array)
+            }
+            const col = cols[colId];
+            let size = 0;
+            if (col.expanded) {
+                let childPos = pos
+                for (let i = 0; i < col.children.length; i++) {
+                    let child = col.children[i]
+                    let childLeft = i === 0 && (col.children.length > 1 || leftBorder)
+                    let childRight = i === col.children.length - 1 && (col.children.length > 1 || rightBorder)
+                    let childSize = this.computeRenderDataRec(cols, child, childPos, depth + 1, result, childLeft, childRight)
+                    childPos += childSize
+                    size += childSize
+                }
+            } else {
+                for (let i = depth + 1; i < result.length; i++)
+                    result[i].push({id: colId, span: 1, leftBd: leftBorder, rightBd: rightBorder, empty: true})
+                size = 1
+            }
+            let left = leftBorder
+            let right = rightBorder
+            if (size > 1) {
+                left = true
+                right = true
+            }
+            result[depth].push({id: colId, span: size, leftBd: left, rightBd: right})
+            return size
+        }
+
+        this.getTableElement = function (id) {
+            return document.getElementById("df_" + id)
+        }
+
+        this.getTableData = function (id) {
+            return this.getTableElement(id).df
+        }
+
+        this.createExpander = function (isExpanded) {
+            const svgNs = "http://www.w3.org/2000/svg"
+            let svg = document.createElementNS(svgNs, "svg")
+            svg.classList.add("expanderSvg")
+            let path = document.createElementNS(svgNs, "path")
+            if (isExpanded) {
+                svg.setAttribute("viewBox", "0 -2 8 8")
+                path.setAttribute("d", "M1 0 l-1 1 4 4 4 -4 -1 -1 -3 3Z")
+            } else {
+                svg.setAttribute("viewBox", "-2 0 8 8")
+                path.setAttribute("d", "M1 0 l-1 1 3 3 -3 3 1 1 4 -4Z")
+            }
+            path.setAttribute("fill", "currentColor")
+            svg.appendChild(path)
+            return svg
+        }
+
+        this.renderTable = function (id) {
+
+            let table = this.getTableElement(id)
+
+            if (table === null) return
+
+            table.innerHTML = ""
+
+            let df = table.df
+            let rootDf = df.rootId === df.id ? df : this.getTableData(df.rootId)
+
+            // header
+            let header = document.createElement("thead")
+            table.appendChild(header)
+
+            let renderData = this.computeRenderData(df)
+            for (let j = 0; j < renderData.length; j++) {
+                let rowData = renderData[j]
+                let tr = document.createElement("tr");
+                let isLastRow = j === renderData.length - 1
+                header.appendChild(tr);
+                for (let i = 0; i < rowData.length; i++) {
+                    let cell = rowData[i]
+                    let th = document.createElement("th");
+                    th.setAttribute("colspan", cell.span)
+                    let colId = cell.id
+                    let col = df.cols[colId];
+                    if (!cell.empty) {
+                        if (col.children.length === 0) {
+                            th.innerHTML = col.name
+                        } else {
+                            let link = document.createElement("a")
+                            link.className = "expander"
+                            let that = this
+                            link.onclick = function () {
+                                col.expanded = !col.expanded
+                                that.renderTable(id)
+                            }
+                            link.appendChild(this.createExpander(col.expanded))
+                            link.innerHTML += col.name
+                            th.appendChild(link)
+                        }
+                    }
+                    let classes = (cell.leftBd ? " leftBorder" : "") + (cell.rightBd ? " rightBorder" : "")
+                    if (col.rightAlign)
+                        classes += " rightAlign"
+                    if (isLastRow)
+                        classes += " bottomBorder"
+                    if (classes.length > 0)
+                        th.setAttribute("class", classes)
+                    tr.appendChild(th)
+                }
+            }
+
+            // body
+            let body = document.createElement("tbody")
+            table.appendChild(body)
+
+            let columns = renderData.pop()
+            for (let row = 0; row < df.nrow; row++) {
+                let tr = document.createElement("tr");
+                body.appendChild(tr)
+                for (let i = 0; i < columns.length; i++) {
+                    let cell = columns[i]
+                    let td = document.createElement("td");
+                    let colId = cell.id
+                    let col = df.cols[colId]
+                    let classes = (cell.leftBd ? " leftBorder" : "") + (cell.rightBd ? " rightBorder" : "")
+                    if (col.rightAlign)
+                        classes += " rightAlign"
+                    if (classes.length > 0)
+                        td.setAttribute("class", classes)
+                    tr.appendChild(td)
+                    let value = col.values[row]
+                    if (value.frameId !== undefined) {
+                        let frameId = value.frameId
+                        let expanded = rootDf.expandedFrames.has(frameId)
+                        let link = document.createElement("a")
+                        link.className = "expander"
+                        let that = this
+                        link.onclick = function () {
+                            if (rootDf.expandedFrames.has(frameId))
+                                rootDf.expandedFrames.delete(frameId)
+                            else rootDf.expandedFrames.add(frameId)
+                            that.renderTable(id)
+                        }
+                        link.appendChild(this.createExpander(expanded))
+                        link.innerHTML += value.value
+                        if (expanded) {
+                            td.appendChild(link)
+                            td.appendChild(document.createElement("p"))
+                            const childTable = document.createElement("table")
+                            childTable.className = "dataframe"
+                            childTable.id = "df_" + frameId
+                            let childDf = rootDf.childFrames[frameId]
+                            childTable.df = childDf
+                            td.appendChild(childTable)
+                            this.renderTable(frameId)
+                            if (childDf.nrow !== childDf.totalRows) {
+                                const footer = document.createElement("p")
+                                footer.innerText = `... showing only top ${childDf.nrow} of ${childDf.totalRows} rows`
+                                td.appendChild(footer)
+                            }
+                        } else {
+                            td.appendChild(link)
+                        }
+                    } else if (value.style !== undefined) {
+                        td.innerHTML = value.value
+                        td.setAttribute("style", value.style)
+                    } else td.innerHTML = value
+                    this.nodeScriptReplace(td)
+                }
+            }
+        }
+
+        this.nodeScriptReplace = function (node) {
+            if (this.nodeScriptIs(node) === true) {
+                node.parentNode.replaceChild(this.nodeScriptClone(node), node);
+            } else {
+                let i = -1, children = node.childNodes;
+                while (++i < children.length) {
+                    this.nodeScriptReplace(children[i]);
+                }
+            }
+
+            return node;
+        }
+
+        this.nodeScriptClone = function (node) {
+            let script = document.createElement("script");
+            script.text = node.innerHTML;
+
+            let i = -1, attrs = node.attributes, attr;
+            while (++i < attrs.length) {
+                script.setAttribute((attr = attrs[i]).name, attr.value);
+            }
+            return script;
+        }
+
+        this.nodeScriptIs = function (node) {
+            return node.tagName === 'SCRIPT';
+        }
+    })()
+
+    window.call_DataFrame = function (f) {
+        return f();
+    };
+
+    let funQueue = window["kotlinQueues"] && window["kotlinQueues"]["DataFrame"];
+    if (funQueue) {
+        funQueue.forEach(function (f) {
+            f();
+        });
+        funQueue = [];
+    }
+})()
+
+/*<!--*/
+call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"city: String?\">city</span>", children: [], rightAlign: false, values: ["London","Dubai","Moscow","Milan","Tokyo","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","Moscow","Milan","London","Dubai"] }, 
+{ name: "<span title=\"isHappy: Boolean\">isHappy</span>", children: [], rightAlign: false, values: ["true","true","false","true","true","false","true","false","false","false"] }, 
+{ name: "<span title=\"year: Int\">year</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>"] }, 
+], id: 0, rootId: 0, totalRows: 10 } ) });
+/*-->*/
+
+call_DataFrame(function() { DataFrame.renderTable(0) });
+
+function sendHeight() {
+    const table = document.querySelector('table.dataframe');
+    if (!table) return;
+
+    let height = 0;
+    
+    const thead = table.querySelector('thead');
+    if (thead) height += thead.offsetHeight;
+    
+    const rows = table.querySelectorAll(':scope > tbody > tr');
+    rows.forEach(row => {
+        height += row.offsetHeight;
+    });
+    
+    height += getVerticalMargins(table) + 10;
+
+    window.parent.postMessage({ type: 'iframeHeight', height: Math.ceil(height) }, '*');
+}
+
+function getVerticalMargins(element) {
+    const style = getComputedStyle(element);
+    return parseFloat(style.marginTop) + parseFloat(style.marginBottom);
+}
+
+function repeatHeightCalculation(maxRetries = 10, interval = 100) {
+    let retries = 0;
+    const intervalId = setInterval(() => {
+        sendHeight();
+        retries++;
+        if (retries >= maxRetries) clearInterval(intervalId);
+    }, interval);
+}
+
+window.addEventListener('load', repeatHeightCalculation);
+
+const observer = new MutationObserver(() => repeatHeightCalculation(5, 50));
+observer.observe(document.querySelector('.dataframe'), {
+    childList: true,
+    subtree: true,
+    characterData: true,
+});
+
+
+</script>
+</html>
diff --git a/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsByColumnName.html b/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsByColumnName.html
new file mode 100644
index 0000000000..42e812bc09
--- /dev/null
+++ b/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsByColumnName.html
@@ -0,0 +1,512 @@
+<html>
+<head>
+<style type="text/css">
+:root {
+    --background: #fff;
+    --background-odd: #f5f5f5;
+    --background-hover: #d9edfd;
+    --header-text-color: #474747;
+    --text-color: #848484;
+    --text-color-dark: #000;
+    --text-color-medium: #737373;
+    --text-color-pale: #b3b3b3;
+    --inner-border-color: #aaa;
+    --bold-border-color: #000;
+    --link-color: #296eaa;
+    --link-color-pale: #296eaa;
+    --link-hover: #1a466c;
+}
+
+:root[theme="dark"], :root [data-jp-theme-light="false"], .dataframe_dark{
+    --background: #303030;
+    --background-odd: #3c3c3c;
+    --background-hover: #464646;
+    --header-text-color: #dddddd;
+    --text-color: #b3b3b3;
+    --text-color-dark: #dddddd;
+    --text-color-medium: #b2b2b2;
+    --text-color-pale: #737373;
+    --inner-border-color: #707070;
+    --bold-border-color: #777777;
+    --link-color: #008dc0;
+    --link-color-pale: #97e1fb;
+    --link-hover: #00688e;
+}
+
+p.dataframe_description {
+    color: var(--text-color-dark);
+}
+
+table.dataframe {
+    font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
+    font-size: 12px;
+    background-color: var(--background);
+    color: var(--text-color-dark);
+    border: none;
+    border-collapse: collapse;
+}
+
+table.dataframe th, td {
+    padding: 6px;
+    border: 1px solid transparent;
+    text-align: left;
+}
+
+table.dataframe th {
+    background-color: var(--background);
+    color: var(--header-text-color);
+}
+
+table.dataframe td {
+    vertical-align: top;
+    white-space: nowrap;
+}
+
+table.dataframe th.bottomBorder {
+    border-bottom-color: var(--bold-border-color);
+}
+
+table.dataframe tbody > tr:nth-child(odd) {
+    background: var(--background-odd);
+}
+
+table.dataframe tbody > tr:nth-child(even) {
+    background: var(--background);
+}
+
+table.dataframe tbody > tr:hover {
+    background: var(--background-hover);
+}
+
+table.dataframe a {
+    cursor: pointer;
+    color: var(--link-color);
+    text-decoration: none;
+}
+
+table.dataframe tr:hover > td a {
+    color: var(--link-color-pale);
+}
+
+table.dataframe a:hover {
+    color: var(--link-hover);
+    text-decoration: underline;
+}
+
+table.dataframe img {
+    max-width: fit-content;
+}
+
+table.dataframe th.complex {
+    background-color: var(--background);
+    border: 1px solid var(--background);
+}
+
+table.dataframe .leftBorder {
+    border-left-color: var(--inner-border-color);
+}
+
+table.dataframe .rightBorder {
+    border-right-color: var(--inner-border-color);
+}
+
+table.dataframe .rightAlign {
+    text-align: right;
+}
+
+table.dataframe .expanderSvg {
+    width: 8px;
+    height: 8px;
+    margin-right: 3px;
+}
+
+table.dataframe .expander {
+    display: flex;
+    align-items: center;
+}
+
+/* formatting */
+
+table.dataframe .null {
+    color: var(--text-color-pale);
+}
+
+table.dataframe .structural {
+    color: var(--text-color-medium);
+    font-weight: bold;
+}
+
+table.dataframe .dataFrameCaption {
+    font-weight: bold;
+}
+
+table.dataframe .numbers {
+    color: var(--text-color-dark);
+}
+
+table.dataframe td:hover .formatted .structural, .null {
+    color: var(--text-color-dark);
+}
+
+table.dataframe tr:hover .formatted .structural, .null {
+    color: var(--text-color-dark);
+}
+
+
+body {
+    font-family: "JetBrains Mono",SFMono-Regular,Consolas,"Liberation Mono",Menlo,Courier,monospace;
+}       
+
+:root {
+    color: #19191C;
+    background-color: #fff;
+}
+
+:root[theme="dark"] {
+    background-color: #19191C;
+    color: #FFFFFFCC
+}
+
+details details {
+    margin-left: 20px; 
+}
+
+summary {
+    padding: 6px;
+}
+</style>
+</head>
+<body>
+<table class="dataframe" id="df_0"></table>
+
+<p class="dataframe_description"></p>
+</body>
+<script>
+(function () {
+    window.DataFrame = window.DataFrame || new (function () {
+        this.addTable = function (df) {
+            let cols = df.cols;
+            for (let i = 0; i < cols.length; i++) {
+                for (let c of cols[i].children) {
+                    cols[c].parent = i;
+                }
+            }
+            df.nrow = 0
+            for (let i = 0; i < df.cols.length; i++) {
+                if (df.cols[i].values.length > df.nrow) df.nrow = df.cols[i].values.length
+            }
+            if (df.id === df.rootId) {
+                df.expandedFrames = new Set()
+                df.childFrames = {}
+                const table = this.getTableElement(df.id)
+                table.df = df
+                for (let i = 0; i < df.cols.length; i++) {
+                    let col = df.cols[i]
+                    if (col.parent === undefined && col.children.length > 0) col.expanded = true
+                }
+            } else {
+                const rootDf = this.getTableData(df.rootId)
+                rootDf.childFrames[df.id] = df
+            }
+        }
+
+        this.computeRenderData = function (df) {
+            let result = []
+            let pos = 0
+            for (let col = 0; col < df.cols.length; col++) {
+                if (df.cols[col].parent === undefined)
+                    pos += this.computeRenderDataRec(df.cols, col, pos, 0, result, false, false)
+            }
+            for (let i = 0; i < result.length; i++) {
+                let row = result[i]
+                for (let j = 0; j < row.length; j++) {
+                    let cell = row[j]
+                    if (j === 0)
+                        cell.leftBd = false
+                    if (j < row.length - 1) {
+                        let nextData = row[j + 1]
+                        if (nextData.leftBd) cell.rightBd = true
+                        else if (cell.rightBd) nextData.leftBd = true
+                    } else cell.rightBd = false
+                }
+            }
+            return result
+        }
+
+        this.computeRenderDataRec = function (cols, colId, pos, depth, result, leftBorder, rightBorder) {
+            if (result.length === depth) {
+                const array = [];
+                if (pos > 0) {
+                    let j = 0
+                    for (let i = 0; j < pos; i++) {
+                        let c = result[depth - 1][i]
+                        j += c.span
+                        let copy = Object.assign({empty: true}, c)
+                        array.push(copy)
+                    }
+                }
+                result.push(array)
+            }
+            const col = cols[colId];
+            let size = 0;
+            if (col.expanded) {
+                let childPos = pos
+                for (let i = 0; i < col.children.length; i++) {
+                    let child = col.children[i]
+                    let childLeft = i === 0 && (col.children.length > 1 || leftBorder)
+                    let childRight = i === col.children.length - 1 && (col.children.length > 1 || rightBorder)
+                    let childSize = this.computeRenderDataRec(cols, child, childPos, depth + 1, result, childLeft, childRight)
+                    childPos += childSize
+                    size += childSize
+                }
+            } else {
+                for (let i = depth + 1; i < result.length; i++)
+                    result[i].push({id: colId, span: 1, leftBd: leftBorder, rightBd: rightBorder, empty: true})
+                size = 1
+            }
+            let left = leftBorder
+            let right = rightBorder
+            if (size > 1) {
+                left = true
+                right = true
+            }
+            result[depth].push({id: colId, span: size, leftBd: left, rightBd: right})
+            return size
+        }
+
+        this.getTableElement = function (id) {
+            return document.getElementById("df_" + id)
+        }
+
+        this.getTableData = function (id) {
+            return this.getTableElement(id).df
+        }
+
+        this.createExpander = function (isExpanded) {
+            const svgNs = "http://www.w3.org/2000/svg"
+            let svg = document.createElementNS(svgNs, "svg")
+            svg.classList.add("expanderSvg")
+            let path = document.createElementNS(svgNs, "path")
+            if (isExpanded) {
+                svg.setAttribute("viewBox", "0 -2 8 8")
+                path.setAttribute("d", "M1 0 l-1 1 4 4 4 -4 -1 -1 -3 3Z")
+            } else {
+                svg.setAttribute("viewBox", "-2 0 8 8")
+                path.setAttribute("d", "M1 0 l-1 1 3 3 -3 3 1 1 4 -4Z")
+            }
+            path.setAttribute("fill", "currentColor")
+            svg.appendChild(path)
+            return svg
+        }
+
+        this.renderTable = function (id) {
+
+            let table = this.getTableElement(id)
+
+            if (table === null) return
+
+            table.innerHTML = ""
+
+            let df = table.df
+            let rootDf = df.rootId === df.id ? df : this.getTableData(df.rootId)
+
+            // header
+            let header = document.createElement("thead")
+            table.appendChild(header)
+
+            let renderData = this.computeRenderData(df)
+            for (let j = 0; j < renderData.length; j++) {
+                let rowData = renderData[j]
+                let tr = document.createElement("tr");
+                let isLastRow = j === renderData.length - 1
+                header.appendChild(tr);
+                for (let i = 0; i < rowData.length; i++) {
+                    let cell = rowData[i]
+                    let th = document.createElement("th");
+                    th.setAttribute("colspan", cell.span)
+                    let colId = cell.id
+                    let col = df.cols[colId];
+                    if (!cell.empty) {
+                        if (col.children.length === 0) {
+                            th.innerHTML = col.name
+                        } else {
+                            let link = document.createElement("a")
+                            link.className = "expander"
+                            let that = this
+                            link.onclick = function () {
+                                col.expanded = !col.expanded
+                                that.renderTable(id)
+                            }
+                            link.appendChild(this.createExpander(col.expanded))
+                            link.innerHTML += col.name
+                            th.appendChild(link)
+                        }
+                    }
+                    let classes = (cell.leftBd ? " leftBorder" : "") + (cell.rightBd ? " rightBorder" : "")
+                    if (col.rightAlign)
+                        classes += " rightAlign"
+                    if (isLastRow)
+                        classes += " bottomBorder"
+                    if (classes.length > 0)
+                        th.setAttribute("class", classes)
+                    tr.appendChild(th)
+                }
+            }
+
+            // body
+            let body = document.createElement("tbody")
+            table.appendChild(body)
+
+            let columns = renderData.pop()
+            for (let row = 0; row < df.nrow; row++) {
+                let tr = document.createElement("tr");
+                body.appendChild(tr)
+                for (let i = 0; i < columns.length; i++) {
+                    let cell = columns[i]
+                    let td = document.createElement("td");
+                    let colId = cell.id
+                    let col = df.cols[colId]
+                    let classes = (cell.leftBd ? " leftBorder" : "") + (cell.rightBd ? " rightBorder" : "")
+                    if (col.rightAlign)
+                        classes += " rightAlign"
+                    if (classes.length > 0)
+                        td.setAttribute("class", classes)
+                    tr.appendChild(td)
+                    let value = col.values[row]
+                    if (value.frameId !== undefined) {
+                        let frameId = value.frameId
+                        let expanded = rootDf.expandedFrames.has(frameId)
+                        let link = document.createElement("a")
+                        link.className = "expander"
+                        let that = this
+                        link.onclick = function () {
+                            if (rootDf.expandedFrames.has(frameId))
+                                rootDf.expandedFrames.delete(frameId)
+                            else rootDf.expandedFrames.add(frameId)
+                            that.renderTable(id)
+                        }
+                        link.appendChild(this.createExpander(expanded))
+                        link.innerHTML += value.value
+                        if (expanded) {
+                            td.appendChild(link)
+                            td.appendChild(document.createElement("p"))
+                            const childTable = document.createElement("table")
+                            childTable.className = "dataframe"
+                            childTable.id = "df_" + frameId
+                            let childDf = rootDf.childFrames[frameId]
+                            childTable.df = childDf
+                            td.appendChild(childTable)
+                            this.renderTable(frameId)
+                            if (childDf.nrow !== childDf.totalRows) {
+                                const footer = document.createElement("p")
+                                footer.innerText = `... showing only top ${childDf.nrow} of ${childDf.totalRows} rows`
+                                td.appendChild(footer)
+                            }
+                        } else {
+                            td.appendChild(link)
+                        }
+                    } else if (value.style !== undefined) {
+                        td.innerHTML = value.value
+                        td.setAttribute("style", value.style)
+                    } else td.innerHTML = value
+                    this.nodeScriptReplace(td)
+                }
+            }
+        }
+
+        this.nodeScriptReplace = function (node) {
+            if (this.nodeScriptIs(node) === true) {
+                node.parentNode.replaceChild(this.nodeScriptClone(node), node);
+            } else {
+                let i = -1, children = node.childNodes;
+                while (++i < children.length) {
+                    this.nodeScriptReplace(children[i]);
+                }
+            }
+
+            return node;
+        }
+
+        this.nodeScriptClone = function (node) {
+            let script = document.createElement("script");
+            script.text = node.innerHTML;
+
+            let i = -1, attrs = node.attributes, attr;
+            while (++i < attrs.length) {
+                script.setAttribute((attr = attrs[i]).name, attr.value);
+            }
+            return script;
+        }
+
+        this.nodeScriptIs = function (node) {
+            return node.tagName === 'SCRIPT';
+        }
+    })()
+
+    window.call_DataFrame = function (f) {
+        return f();
+    };
+
+    let funQueue = window["kotlinQueues"] && window["kotlinQueues"]["DataFrame"];
+    if (funQueue) {
+        funQueue.forEach(function (f) {
+            f();
+        });
+        funQueue = [];
+    }
+})()
+
+/*<!--*/
+call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"firstName: String\">firstName</span>", children: [], rightAlign: false, values: ["Alice","Bob","Charlie","Charlie","Bob","Alice","Charlie","Alice","Bob","Charlie"] }, 
+{ name: "<span title=\"lastName: String\">lastName</span>", children: [], rightAlign: false, values: ["Cooper","Dylan","Daniels","Chaplin","Marley","Wolf","Byrd","Smith","Brown","Johnson"] }, 
+{ name: "<span title=\"name: DataRow<*>\">name</span>", children: [0, 1], rightAlign: false, values: ["<span class=\"formatted\" title=\"firstName: Alice\nlastName: Cooper\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cooper<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Dylan\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dylan<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Daniels\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dan<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Chaplin\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cha<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Marley\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Marley<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Alice\nlastName: Wolf\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Wolf<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Byrd\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Byrd<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Alice\nlastName: Smith\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Smith<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Brown\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Brown<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Johnson\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Joh<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>"] }, 
+], id: 0, rootId: 0, totalRows: 10 } ) });
+/*-->*/
+
+call_DataFrame(function() { DataFrame.renderTable(0) });
+
+function sendHeight() {
+    const table = document.querySelector('table.dataframe');
+    if (!table) return;
+
+    let height = 0;
+    
+    const thead = table.querySelector('thead');
+    if (thead) height += thead.offsetHeight;
+    
+    const rows = table.querySelectorAll(':scope > tbody > tr');
+    rows.forEach(row => {
+        height += row.offsetHeight;
+    });
+    
+    height += getVerticalMargins(table) + 10;
+
+    window.parent.postMessage({ type: 'iframeHeight', height: Math.ceil(height) }, '*');
+}
+
+function getVerticalMargins(element) {
+    const style = getComputedStyle(element);
+    return parseFloat(style.marginTop) + parseFloat(style.marginBottom);
+}
+
+function repeatHeightCalculation(maxRetries = 10, interval = 100) {
+    let retries = 0;
+    const intervalId = setInterval(() => {
+        sendHeight();
+        retries++;
+        if (retries >= maxRetries) clearInterval(intervalId);
+    }, interval);
+}
+
+window.addEventListener('load', repeatHeightCalculation);
+
+const observer = new MutationObserver(() => repeatHeightCalculation(5, 50));
+observer.observe(document.querySelector('.dataframe'), {
+    childList: true,
+    subtree: true,
+    characterData: true,
+});
+
+
+</script>
+</html>
diff --git a/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsByColumnNameIt_properties.html b/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsByColumnNameIt_properties.html
new file mode 100644
index 0000000000..42e812bc09
--- /dev/null
+++ b/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsByColumnNameIt_properties.html
@@ -0,0 +1,512 @@
+<html>
+<head>
+<style type="text/css">
+:root {
+    --background: #fff;
+    --background-odd: #f5f5f5;
+    --background-hover: #d9edfd;
+    --header-text-color: #474747;
+    --text-color: #848484;
+    --text-color-dark: #000;
+    --text-color-medium: #737373;
+    --text-color-pale: #b3b3b3;
+    --inner-border-color: #aaa;
+    --bold-border-color: #000;
+    --link-color: #296eaa;
+    --link-color-pale: #296eaa;
+    --link-hover: #1a466c;
+}
+
+:root[theme="dark"], :root [data-jp-theme-light="false"], .dataframe_dark{
+    --background: #303030;
+    --background-odd: #3c3c3c;
+    --background-hover: #464646;
+    --header-text-color: #dddddd;
+    --text-color: #b3b3b3;
+    --text-color-dark: #dddddd;
+    --text-color-medium: #b2b2b2;
+    --text-color-pale: #737373;
+    --inner-border-color: #707070;
+    --bold-border-color: #777777;
+    --link-color: #008dc0;
+    --link-color-pale: #97e1fb;
+    --link-hover: #00688e;
+}
+
+p.dataframe_description {
+    color: var(--text-color-dark);
+}
+
+table.dataframe {
+    font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
+    font-size: 12px;
+    background-color: var(--background);
+    color: var(--text-color-dark);
+    border: none;
+    border-collapse: collapse;
+}
+
+table.dataframe th, td {
+    padding: 6px;
+    border: 1px solid transparent;
+    text-align: left;
+}
+
+table.dataframe th {
+    background-color: var(--background);
+    color: var(--header-text-color);
+}
+
+table.dataframe td {
+    vertical-align: top;
+    white-space: nowrap;
+}
+
+table.dataframe th.bottomBorder {
+    border-bottom-color: var(--bold-border-color);
+}
+
+table.dataframe tbody > tr:nth-child(odd) {
+    background: var(--background-odd);
+}
+
+table.dataframe tbody > tr:nth-child(even) {
+    background: var(--background);
+}
+
+table.dataframe tbody > tr:hover {
+    background: var(--background-hover);
+}
+
+table.dataframe a {
+    cursor: pointer;
+    color: var(--link-color);
+    text-decoration: none;
+}
+
+table.dataframe tr:hover > td a {
+    color: var(--link-color-pale);
+}
+
+table.dataframe a:hover {
+    color: var(--link-hover);
+    text-decoration: underline;
+}
+
+table.dataframe img {
+    max-width: fit-content;
+}
+
+table.dataframe th.complex {
+    background-color: var(--background);
+    border: 1px solid var(--background);
+}
+
+table.dataframe .leftBorder {
+    border-left-color: var(--inner-border-color);
+}
+
+table.dataframe .rightBorder {
+    border-right-color: var(--inner-border-color);
+}
+
+table.dataframe .rightAlign {
+    text-align: right;
+}
+
+table.dataframe .expanderSvg {
+    width: 8px;
+    height: 8px;
+    margin-right: 3px;
+}
+
+table.dataframe .expander {
+    display: flex;
+    align-items: center;
+}
+
+/* formatting */
+
+table.dataframe .null {
+    color: var(--text-color-pale);
+}
+
+table.dataframe .structural {
+    color: var(--text-color-medium);
+    font-weight: bold;
+}
+
+table.dataframe .dataFrameCaption {
+    font-weight: bold;
+}
+
+table.dataframe .numbers {
+    color: var(--text-color-dark);
+}
+
+table.dataframe td:hover .formatted .structural, .null {
+    color: var(--text-color-dark);
+}
+
+table.dataframe tr:hover .formatted .structural, .null {
+    color: var(--text-color-dark);
+}
+
+
+body {
+    font-family: "JetBrains Mono",SFMono-Regular,Consolas,"Liberation Mono",Menlo,Courier,monospace;
+}       
+
+:root {
+    color: #19191C;
+    background-color: #fff;
+}
+
+:root[theme="dark"] {
+    background-color: #19191C;
+    color: #FFFFFFCC
+}
+
+details details {
+    margin-left: 20px; 
+}
+
+summary {
+    padding: 6px;
+}
+</style>
+</head>
+<body>
+<table class="dataframe" id="df_0"></table>
+
+<p class="dataframe_description"></p>
+</body>
+<script>
+(function () {
+    window.DataFrame = window.DataFrame || new (function () {
+        this.addTable = function (df) {
+            let cols = df.cols;
+            for (let i = 0; i < cols.length; i++) {
+                for (let c of cols[i].children) {
+                    cols[c].parent = i;
+                }
+            }
+            df.nrow = 0
+            for (let i = 0; i < df.cols.length; i++) {
+                if (df.cols[i].values.length > df.nrow) df.nrow = df.cols[i].values.length
+            }
+            if (df.id === df.rootId) {
+                df.expandedFrames = new Set()
+                df.childFrames = {}
+                const table = this.getTableElement(df.id)
+                table.df = df
+                for (let i = 0; i < df.cols.length; i++) {
+                    let col = df.cols[i]
+                    if (col.parent === undefined && col.children.length > 0) col.expanded = true
+                }
+            } else {
+                const rootDf = this.getTableData(df.rootId)
+                rootDf.childFrames[df.id] = df
+            }
+        }
+
+        this.computeRenderData = function (df) {
+            let result = []
+            let pos = 0
+            for (let col = 0; col < df.cols.length; col++) {
+                if (df.cols[col].parent === undefined)
+                    pos += this.computeRenderDataRec(df.cols, col, pos, 0, result, false, false)
+            }
+            for (let i = 0; i < result.length; i++) {
+                let row = result[i]
+                for (let j = 0; j < row.length; j++) {
+                    let cell = row[j]
+                    if (j === 0)
+                        cell.leftBd = false
+                    if (j < row.length - 1) {
+                        let nextData = row[j + 1]
+                        if (nextData.leftBd) cell.rightBd = true
+                        else if (cell.rightBd) nextData.leftBd = true
+                    } else cell.rightBd = false
+                }
+            }
+            return result
+        }
+
+        this.computeRenderDataRec = function (cols, colId, pos, depth, result, leftBorder, rightBorder) {
+            if (result.length === depth) {
+                const array = [];
+                if (pos > 0) {
+                    let j = 0
+                    for (let i = 0; j < pos; i++) {
+                        let c = result[depth - 1][i]
+                        j += c.span
+                        let copy = Object.assign({empty: true}, c)
+                        array.push(copy)
+                    }
+                }
+                result.push(array)
+            }
+            const col = cols[colId];
+            let size = 0;
+            if (col.expanded) {
+                let childPos = pos
+                for (let i = 0; i < col.children.length; i++) {
+                    let child = col.children[i]
+                    let childLeft = i === 0 && (col.children.length > 1 || leftBorder)
+                    let childRight = i === col.children.length - 1 && (col.children.length > 1 || rightBorder)
+                    let childSize = this.computeRenderDataRec(cols, child, childPos, depth + 1, result, childLeft, childRight)
+                    childPos += childSize
+                    size += childSize
+                }
+            } else {
+                for (let i = depth + 1; i < result.length; i++)
+                    result[i].push({id: colId, span: 1, leftBd: leftBorder, rightBd: rightBorder, empty: true})
+                size = 1
+            }
+            let left = leftBorder
+            let right = rightBorder
+            if (size > 1) {
+                left = true
+                right = true
+            }
+            result[depth].push({id: colId, span: size, leftBd: left, rightBd: right})
+            return size
+        }
+
+        this.getTableElement = function (id) {
+            return document.getElementById("df_" + id)
+        }
+
+        this.getTableData = function (id) {
+            return this.getTableElement(id).df
+        }
+
+        this.createExpander = function (isExpanded) {
+            const svgNs = "http://www.w3.org/2000/svg"
+            let svg = document.createElementNS(svgNs, "svg")
+            svg.classList.add("expanderSvg")
+            let path = document.createElementNS(svgNs, "path")
+            if (isExpanded) {
+                svg.setAttribute("viewBox", "0 -2 8 8")
+                path.setAttribute("d", "M1 0 l-1 1 4 4 4 -4 -1 -1 -3 3Z")
+            } else {
+                svg.setAttribute("viewBox", "-2 0 8 8")
+                path.setAttribute("d", "M1 0 l-1 1 3 3 -3 3 1 1 4 -4Z")
+            }
+            path.setAttribute("fill", "currentColor")
+            svg.appendChild(path)
+            return svg
+        }
+
+        this.renderTable = function (id) {
+
+            let table = this.getTableElement(id)
+
+            if (table === null) return
+
+            table.innerHTML = ""
+
+            let df = table.df
+            let rootDf = df.rootId === df.id ? df : this.getTableData(df.rootId)
+
+            // header
+            let header = document.createElement("thead")
+            table.appendChild(header)
+
+            let renderData = this.computeRenderData(df)
+            for (let j = 0; j < renderData.length; j++) {
+                let rowData = renderData[j]
+                let tr = document.createElement("tr");
+                let isLastRow = j === renderData.length - 1
+                header.appendChild(tr);
+                for (let i = 0; i < rowData.length; i++) {
+                    let cell = rowData[i]
+                    let th = document.createElement("th");
+                    th.setAttribute("colspan", cell.span)
+                    let colId = cell.id
+                    let col = df.cols[colId];
+                    if (!cell.empty) {
+                        if (col.children.length === 0) {
+                            th.innerHTML = col.name
+                        } else {
+                            let link = document.createElement("a")
+                            link.className = "expander"
+                            let that = this
+                            link.onclick = function () {
+                                col.expanded = !col.expanded
+                                that.renderTable(id)
+                            }
+                            link.appendChild(this.createExpander(col.expanded))
+                            link.innerHTML += col.name
+                            th.appendChild(link)
+                        }
+                    }
+                    let classes = (cell.leftBd ? " leftBorder" : "") + (cell.rightBd ? " rightBorder" : "")
+                    if (col.rightAlign)
+                        classes += " rightAlign"
+                    if (isLastRow)
+                        classes += " bottomBorder"
+                    if (classes.length > 0)
+                        th.setAttribute("class", classes)
+                    tr.appendChild(th)
+                }
+            }
+
+            // body
+            let body = document.createElement("tbody")
+            table.appendChild(body)
+
+            let columns = renderData.pop()
+            for (let row = 0; row < df.nrow; row++) {
+                let tr = document.createElement("tr");
+                body.appendChild(tr)
+                for (let i = 0; i < columns.length; i++) {
+                    let cell = columns[i]
+                    let td = document.createElement("td");
+                    let colId = cell.id
+                    let col = df.cols[colId]
+                    let classes = (cell.leftBd ? " leftBorder" : "") + (cell.rightBd ? " rightBorder" : "")
+                    if (col.rightAlign)
+                        classes += " rightAlign"
+                    if (classes.length > 0)
+                        td.setAttribute("class", classes)
+                    tr.appendChild(td)
+                    let value = col.values[row]
+                    if (value.frameId !== undefined) {
+                        let frameId = value.frameId
+                        let expanded = rootDf.expandedFrames.has(frameId)
+                        let link = document.createElement("a")
+                        link.className = "expander"
+                        let that = this
+                        link.onclick = function () {
+                            if (rootDf.expandedFrames.has(frameId))
+                                rootDf.expandedFrames.delete(frameId)
+                            else rootDf.expandedFrames.add(frameId)
+                            that.renderTable(id)
+                        }
+                        link.appendChild(this.createExpander(expanded))
+                        link.innerHTML += value.value
+                        if (expanded) {
+                            td.appendChild(link)
+                            td.appendChild(document.createElement("p"))
+                            const childTable = document.createElement("table")
+                            childTable.className = "dataframe"
+                            childTable.id = "df_" + frameId
+                            let childDf = rootDf.childFrames[frameId]
+                            childTable.df = childDf
+                            td.appendChild(childTable)
+                            this.renderTable(frameId)
+                            if (childDf.nrow !== childDf.totalRows) {
+                                const footer = document.createElement("p")
+                                footer.innerText = `... showing only top ${childDf.nrow} of ${childDf.totalRows} rows`
+                                td.appendChild(footer)
+                            }
+                        } else {
+                            td.appendChild(link)
+                        }
+                    } else if (value.style !== undefined) {
+                        td.innerHTML = value.value
+                        td.setAttribute("style", value.style)
+                    } else td.innerHTML = value
+                    this.nodeScriptReplace(td)
+                }
+            }
+        }
+
+        this.nodeScriptReplace = function (node) {
+            if (this.nodeScriptIs(node) === true) {
+                node.parentNode.replaceChild(this.nodeScriptClone(node), node);
+            } else {
+                let i = -1, children = node.childNodes;
+                while (++i < children.length) {
+                    this.nodeScriptReplace(children[i]);
+                }
+            }
+
+            return node;
+        }
+
+        this.nodeScriptClone = function (node) {
+            let script = document.createElement("script");
+            script.text = node.innerHTML;
+
+            let i = -1, attrs = node.attributes, attr;
+            while (++i < attrs.length) {
+                script.setAttribute((attr = attrs[i]).name, attr.value);
+            }
+            return script;
+        }
+
+        this.nodeScriptIs = function (node) {
+            return node.tagName === 'SCRIPT';
+        }
+    })()
+
+    window.call_DataFrame = function (f) {
+        return f();
+    };
+
+    let funQueue = window["kotlinQueues"] && window["kotlinQueues"]["DataFrame"];
+    if (funQueue) {
+        funQueue.forEach(function (f) {
+            f();
+        });
+        funQueue = [];
+    }
+})()
+
+/*<!--*/
+call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"firstName: String\">firstName</span>", children: [], rightAlign: false, values: ["Alice","Bob","Charlie","Charlie","Bob","Alice","Charlie","Alice","Bob","Charlie"] }, 
+{ name: "<span title=\"lastName: String\">lastName</span>", children: [], rightAlign: false, values: ["Cooper","Dylan","Daniels","Chaplin","Marley","Wolf","Byrd","Smith","Brown","Johnson"] }, 
+{ name: "<span title=\"name: DataRow<*>\">name</span>", children: [0, 1], rightAlign: false, values: ["<span class=\"formatted\" title=\"firstName: Alice\nlastName: Cooper\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cooper<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Dylan\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dylan<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Daniels\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dan<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Chaplin\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cha<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Marley\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Marley<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Alice\nlastName: Wolf\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Wolf<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Byrd\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Byrd<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Alice\nlastName: Smith\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Smith<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Brown\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Brown<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Johnson\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Joh<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>"] }, 
+], id: 0, rootId: 0, totalRows: 10 } ) });
+/*-->*/
+
+call_DataFrame(function() { DataFrame.renderTable(0) });
+
+function sendHeight() {
+    const table = document.querySelector('table.dataframe');
+    if (!table) return;
+
+    let height = 0;
+    
+    const thead = table.querySelector('thead');
+    if (thead) height += thead.offsetHeight;
+    
+    const rows = table.querySelectorAll(':scope > tbody > tr');
+    rows.forEach(row => {
+        height += row.offsetHeight;
+    });
+    
+    height += getVerticalMargins(table) + 10;
+
+    window.parent.postMessage({ type: 'iframeHeight', height: Math.ceil(height) }, '*');
+}
+
+function getVerticalMargins(element) {
+    const style = getComputedStyle(element);
+    return parseFloat(style.marginTop) + parseFloat(style.marginBottom);
+}
+
+function repeatHeightCalculation(maxRetries = 10, interval = 100) {
+    let retries = 0;
+    const intervalId = setInterval(() => {
+        sendHeight();
+        retries++;
+        if (retries >= maxRetries) clearInterval(intervalId);
+    }, interval);
+}
+
+window.addEventListener('load', repeatHeightCalculation);
+
+const observer = new MutationObserver(() => repeatHeightCalculation(5, 50));
+observer.observe(document.querySelector('.dataframe'), {
+    childList: true,
+    subtree: true,
+    characterData: true,
+});
+
+
+</script>
+</html>
diff --git a/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsByColumnPath_properties.html b/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsByColumnPath_properties.html
new file mode 100644
index 0000000000..24f173685f
--- /dev/null
+++ b/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsByColumnPath_properties.html
@@ -0,0 +1,510 @@
+<html>
+<head>
+<style type="text/css">
+:root {
+    --background: #fff;
+    --background-odd: #f5f5f5;
+    --background-hover: #d9edfd;
+    --header-text-color: #474747;
+    --text-color: #848484;
+    --text-color-dark: #000;
+    --text-color-medium: #737373;
+    --text-color-pale: #b3b3b3;
+    --inner-border-color: #aaa;
+    --bold-border-color: #000;
+    --link-color: #296eaa;
+    --link-color-pale: #296eaa;
+    --link-hover: #1a466c;
+}
+
+:root[theme="dark"], :root [data-jp-theme-light="false"], .dataframe_dark{
+    --background: #303030;
+    --background-odd: #3c3c3c;
+    --background-hover: #464646;
+    --header-text-color: #dddddd;
+    --text-color: #b3b3b3;
+    --text-color-dark: #dddddd;
+    --text-color-medium: #b2b2b2;
+    --text-color-pale: #737373;
+    --inner-border-color: #707070;
+    --bold-border-color: #777777;
+    --link-color: #008dc0;
+    --link-color-pale: #97e1fb;
+    --link-hover: #00688e;
+}
+
+p.dataframe_description {
+    color: var(--text-color-dark);
+}
+
+table.dataframe {
+    font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
+    font-size: 12px;
+    background-color: var(--background);
+    color: var(--text-color-dark);
+    border: none;
+    border-collapse: collapse;
+}
+
+table.dataframe th, td {
+    padding: 6px;
+    border: 1px solid transparent;
+    text-align: left;
+}
+
+table.dataframe th {
+    background-color: var(--background);
+    color: var(--header-text-color);
+}
+
+table.dataframe td {
+    vertical-align: top;
+    white-space: nowrap;
+}
+
+table.dataframe th.bottomBorder {
+    border-bottom-color: var(--bold-border-color);
+}
+
+table.dataframe tbody > tr:nth-child(odd) {
+    background: var(--background-odd);
+}
+
+table.dataframe tbody > tr:nth-child(even) {
+    background: var(--background);
+}
+
+table.dataframe tbody > tr:hover {
+    background: var(--background-hover);
+}
+
+table.dataframe a {
+    cursor: pointer;
+    color: var(--link-color);
+    text-decoration: none;
+}
+
+table.dataframe tr:hover > td a {
+    color: var(--link-color-pale);
+}
+
+table.dataframe a:hover {
+    color: var(--link-hover);
+    text-decoration: underline;
+}
+
+table.dataframe img {
+    max-width: fit-content;
+}
+
+table.dataframe th.complex {
+    background-color: var(--background);
+    border: 1px solid var(--background);
+}
+
+table.dataframe .leftBorder {
+    border-left-color: var(--inner-border-color);
+}
+
+table.dataframe .rightBorder {
+    border-right-color: var(--inner-border-color);
+}
+
+table.dataframe .rightAlign {
+    text-align: right;
+}
+
+table.dataframe .expanderSvg {
+    width: 8px;
+    height: 8px;
+    margin-right: 3px;
+}
+
+table.dataframe .expander {
+    display: flex;
+    align-items: center;
+}
+
+/* formatting */
+
+table.dataframe .null {
+    color: var(--text-color-pale);
+}
+
+table.dataframe .structural {
+    color: var(--text-color-medium);
+    font-weight: bold;
+}
+
+table.dataframe .dataFrameCaption {
+    font-weight: bold;
+}
+
+table.dataframe .numbers {
+    color: var(--text-color-dark);
+}
+
+table.dataframe td:hover .formatted .structural, .null {
+    color: var(--text-color-dark);
+}
+
+table.dataframe tr:hover .formatted .structural, .null {
+    color: var(--text-color-dark);
+}
+
+
+body {
+    font-family: "JetBrains Mono",SFMono-Regular,Consolas,"Liberation Mono",Menlo,Courier,monospace;
+}       
+
+:root {
+    color: #19191C;
+    background-color: #fff;
+}
+
+:root[theme="dark"] {
+    background-color: #19191C;
+    color: #FFFFFFCC
+}
+
+details details {
+    margin-left: 20px; 
+}
+
+summary {
+    padding: 6px;
+}
+</style>
+</head>
+<body>
+<table class="dataframe" id="df_0"></table>
+
+<p class="dataframe_description"></p>
+</body>
+<script>
+(function () {
+    window.DataFrame = window.DataFrame || new (function () {
+        this.addTable = function (df) {
+            let cols = df.cols;
+            for (let i = 0; i < cols.length; i++) {
+                for (let c of cols[i].children) {
+                    cols[c].parent = i;
+                }
+            }
+            df.nrow = 0
+            for (let i = 0; i < df.cols.length; i++) {
+                if (df.cols[i].values.length > df.nrow) df.nrow = df.cols[i].values.length
+            }
+            if (df.id === df.rootId) {
+                df.expandedFrames = new Set()
+                df.childFrames = {}
+                const table = this.getTableElement(df.id)
+                table.df = df
+                for (let i = 0; i < df.cols.length; i++) {
+                    let col = df.cols[i]
+                    if (col.parent === undefined && col.children.length > 0) col.expanded = true
+                }
+            } else {
+                const rootDf = this.getTableData(df.rootId)
+                rootDf.childFrames[df.id] = df
+            }
+        }
+
+        this.computeRenderData = function (df) {
+            let result = []
+            let pos = 0
+            for (let col = 0; col < df.cols.length; col++) {
+                if (df.cols[col].parent === undefined)
+                    pos += this.computeRenderDataRec(df.cols, col, pos, 0, result, false, false)
+            }
+            for (let i = 0; i < result.length; i++) {
+                let row = result[i]
+                for (let j = 0; j < row.length; j++) {
+                    let cell = row[j]
+                    if (j === 0)
+                        cell.leftBd = false
+                    if (j < row.length - 1) {
+                        let nextData = row[j + 1]
+                        if (nextData.leftBd) cell.rightBd = true
+                        else if (cell.rightBd) nextData.leftBd = true
+                    } else cell.rightBd = false
+                }
+            }
+            return result
+        }
+
+        this.computeRenderDataRec = function (cols, colId, pos, depth, result, leftBorder, rightBorder) {
+            if (result.length === depth) {
+                const array = [];
+                if (pos > 0) {
+                    let j = 0
+                    for (let i = 0; j < pos; i++) {
+                        let c = result[depth - 1][i]
+                        j += c.span
+                        let copy = Object.assign({empty: true}, c)
+                        array.push(copy)
+                    }
+                }
+                result.push(array)
+            }
+            const col = cols[colId];
+            let size = 0;
+            if (col.expanded) {
+                let childPos = pos
+                for (let i = 0; i < col.children.length; i++) {
+                    let child = col.children[i]
+                    let childLeft = i === 0 && (col.children.length > 1 || leftBorder)
+                    let childRight = i === col.children.length - 1 && (col.children.length > 1 || rightBorder)
+                    let childSize = this.computeRenderDataRec(cols, child, childPos, depth + 1, result, childLeft, childRight)
+                    childPos += childSize
+                    size += childSize
+                }
+            } else {
+                for (let i = depth + 1; i < result.length; i++)
+                    result[i].push({id: colId, span: 1, leftBd: leftBorder, rightBd: rightBorder, empty: true})
+                size = 1
+            }
+            let left = leftBorder
+            let right = rightBorder
+            if (size > 1) {
+                left = true
+                right = true
+            }
+            result[depth].push({id: colId, span: size, leftBd: left, rightBd: right})
+            return size
+        }
+
+        this.getTableElement = function (id) {
+            return document.getElementById("df_" + id)
+        }
+
+        this.getTableData = function (id) {
+            return this.getTableElement(id).df
+        }
+
+        this.createExpander = function (isExpanded) {
+            const svgNs = "http://www.w3.org/2000/svg"
+            let svg = document.createElementNS(svgNs, "svg")
+            svg.classList.add("expanderSvg")
+            let path = document.createElementNS(svgNs, "path")
+            if (isExpanded) {
+                svg.setAttribute("viewBox", "0 -2 8 8")
+                path.setAttribute("d", "M1 0 l-1 1 4 4 4 -4 -1 -1 -3 3Z")
+            } else {
+                svg.setAttribute("viewBox", "-2 0 8 8")
+                path.setAttribute("d", "M1 0 l-1 1 3 3 -3 3 1 1 4 -4Z")
+            }
+            path.setAttribute("fill", "currentColor")
+            svg.appendChild(path)
+            return svg
+        }
+
+        this.renderTable = function (id) {
+
+            let table = this.getTableElement(id)
+
+            if (table === null) return
+
+            table.innerHTML = ""
+
+            let df = table.df
+            let rootDf = df.rootId === df.id ? df : this.getTableData(df.rootId)
+
+            // header
+            let header = document.createElement("thead")
+            table.appendChild(header)
+
+            let renderData = this.computeRenderData(df)
+            for (let j = 0; j < renderData.length; j++) {
+                let rowData = renderData[j]
+                let tr = document.createElement("tr");
+                let isLastRow = j === renderData.length - 1
+                header.appendChild(tr);
+                for (let i = 0; i < rowData.length; i++) {
+                    let cell = rowData[i]
+                    let th = document.createElement("th");
+                    th.setAttribute("colspan", cell.span)
+                    let colId = cell.id
+                    let col = df.cols[colId];
+                    if (!cell.empty) {
+                        if (col.children.length === 0) {
+                            th.innerHTML = col.name
+                        } else {
+                            let link = document.createElement("a")
+                            link.className = "expander"
+                            let that = this
+                            link.onclick = function () {
+                                col.expanded = !col.expanded
+                                that.renderTable(id)
+                            }
+                            link.appendChild(this.createExpander(col.expanded))
+                            link.innerHTML += col.name
+                            th.appendChild(link)
+                        }
+                    }
+                    let classes = (cell.leftBd ? " leftBorder" : "") + (cell.rightBd ? " rightBorder" : "")
+                    if (col.rightAlign)
+                        classes += " rightAlign"
+                    if (isLastRow)
+                        classes += " bottomBorder"
+                    if (classes.length > 0)
+                        th.setAttribute("class", classes)
+                    tr.appendChild(th)
+                }
+            }
+
+            // body
+            let body = document.createElement("tbody")
+            table.appendChild(body)
+
+            let columns = renderData.pop()
+            for (let row = 0; row < df.nrow; row++) {
+                let tr = document.createElement("tr");
+                body.appendChild(tr)
+                for (let i = 0; i < columns.length; i++) {
+                    let cell = columns[i]
+                    let td = document.createElement("td");
+                    let colId = cell.id
+                    let col = df.cols[colId]
+                    let classes = (cell.leftBd ? " leftBorder" : "") + (cell.rightBd ? " rightBorder" : "")
+                    if (col.rightAlign)
+                        classes += " rightAlign"
+                    if (classes.length > 0)
+                        td.setAttribute("class", classes)
+                    tr.appendChild(td)
+                    let value = col.values[row]
+                    if (value.frameId !== undefined) {
+                        let frameId = value.frameId
+                        let expanded = rootDf.expandedFrames.has(frameId)
+                        let link = document.createElement("a")
+                        link.className = "expander"
+                        let that = this
+                        link.onclick = function () {
+                            if (rootDf.expandedFrames.has(frameId))
+                                rootDf.expandedFrames.delete(frameId)
+                            else rootDf.expandedFrames.add(frameId)
+                            that.renderTable(id)
+                        }
+                        link.appendChild(this.createExpander(expanded))
+                        link.innerHTML += value.value
+                        if (expanded) {
+                            td.appendChild(link)
+                            td.appendChild(document.createElement("p"))
+                            const childTable = document.createElement("table")
+                            childTable.className = "dataframe"
+                            childTable.id = "df_" + frameId
+                            let childDf = rootDf.childFrames[frameId]
+                            childTable.df = childDf
+                            td.appendChild(childTable)
+                            this.renderTable(frameId)
+                            if (childDf.nrow !== childDf.totalRows) {
+                                const footer = document.createElement("p")
+                                footer.innerText = `... showing only top ${childDf.nrow} of ${childDf.totalRows} rows`
+                                td.appendChild(footer)
+                            }
+                        } else {
+                            td.appendChild(link)
+                        }
+                    } else if (value.style !== undefined) {
+                        td.innerHTML = value.value
+                        td.setAttribute("style", value.style)
+                    } else td.innerHTML = value
+                    this.nodeScriptReplace(td)
+                }
+            }
+        }
+
+        this.nodeScriptReplace = function (node) {
+            if (this.nodeScriptIs(node) === true) {
+                node.parentNode.replaceChild(this.nodeScriptClone(node), node);
+            } else {
+                let i = -1, children = node.childNodes;
+                while (++i < children.length) {
+                    this.nodeScriptReplace(children[i]);
+                }
+            }
+
+            return node;
+        }
+
+        this.nodeScriptClone = function (node) {
+            let script = document.createElement("script");
+            script.text = node.innerHTML;
+
+            let i = -1, attrs = node.attributes, attr;
+            while (++i < attrs.length) {
+                script.setAttribute((attr = attrs[i]).name, attr.value);
+            }
+            return script;
+        }
+
+        this.nodeScriptIs = function (node) {
+            return node.tagName === 'SCRIPT';
+        }
+    })()
+
+    window.call_DataFrame = function (f) {
+        return f();
+    };
+
+    let funQueue = window["kotlinQueues"] && window["kotlinQueues"]["DataFrame"];
+    if (funQueue) {
+        funQueue.forEach(function (f) {
+            f();
+        });
+        funQueue = [];
+    }
+})()
+
+/*<!--*/
+call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"firstName: String\">firstName</span>", children: [], rightAlign: false, values: ["Alice","Bob","Charlie","Charlie","Bob","Alice","Charlie","Alice","Bob","Charlie"] }, 
+], id: 0, rootId: 0, totalRows: 10 } ) });
+/*-->*/
+
+call_DataFrame(function() { DataFrame.renderTable(0) });
+
+function sendHeight() {
+    const table = document.querySelector('table.dataframe');
+    if (!table) return;
+
+    let height = 0;
+    
+    const thead = table.querySelector('thead');
+    if (thead) height += thead.offsetHeight;
+    
+    const rows = table.querySelectorAll(':scope > tbody > tr');
+    rows.forEach(row => {
+        height += row.offsetHeight;
+    });
+    
+    height += getVerticalMargins(table) + 10;
+
+    window.parent.postMessage({ type: 'iframeHeight', height: Math.ceil(height) }, '*');
+}
+
+function getVerticalMargins(element) {
+    const style = getComputedStyle(element);
+    return parseFloat(style.marginTop) + parseFloat(style.marginBottom);
+}
+
+function repeatHeightCalculation(maxRetries = 10, interval = 100) {
+    let retries = 0;
+    const intervalId = setInterval(() => {
+        sendHeight();
+        retries++;
+        if (retries >= maxRetries) clearInterval(intervalId);
+    }, interval);
+}
+
+window.addEventListener('load', repeatHeightCalculation);
+
+const observer = new MutationObserver(() => repeatHeightCalculation(5, 50));
+observer.observe(document.querySelector('.dataframe'), {
+    childList: true,
+    subtree: true,
+    characterData: true,
+});
+
+
+</script>
+</html>
diff --git a/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsByCondition.html b/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsByCondition.html
new file mode 100644
index 0000000000..0e7f486915
--- /dev/null
+++ b/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsByCondition.html
@@ -0,0 +1,510 @@
+<html>
+<head>
+<style type="text/css">
+:root {
+    --background: #fff;
+    --background-odd: #f5f5f5;
+    --background-hover: #d9edfd;
+    --header-text-color: #474747;
+    --text-color: #848484;
+    --text-color-dark: #000;
+    --text-color-medium: #737373;
+    --text-color-pale: #b3b3b3;
+    --inner-border-color: #aaa;
+    --bold-border-color: #000;
+    --link-color: #296eaa;
+    --link-color-pale: #296eaa;
+    --link-hover: #1a466c;
+}
+
+:root[theme="dark"], :root [data-jp-theme-light="false"], .dataframe_dark{
+    --background: #303030;
+    --background-odd: #3c3c3c;
+    --background-hover: #464646;
+    --header-text-color: #dddddd;
+    --text-color: #b3b3b3;
+    --text-color-dark: #dddddd;
+    --text-color-medium: #b2b2b2;
+    --text-color-pale: #737373;
+    --inner-border-color: #707070;
+    --bold-border-color: #777777;
+    --link-color: #008dc0;
+    --link-color-pale: #97e1fb;
+    --link-hover: #00688e;
+}
+
+p.dataframe_description {
+    color: var(--text-color-dark);
+}
+
+table.dataframe {
+    font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
+    font-size: 12px;
+    background-color: var(--background);
+    color: var(--text-color-dark);
+    border: none;
+    border-collapse: collapse;
+}
+
+table.dataframe th, td {
+    padding: 6px;
+    border: 1px solid transparent;
+    text-align: left;
+}
+
+table.dataframe th {
+    background-color: var(--background);
+    color: var(--header-text-color);
+}
+
+table.dataframe td {
+    vertical-align: top;
+    white-space: nowrap;
+}
+
+table.dataframe th.bottomBorder {
+    border-bottom-color: var(--bold-border-color);
+}
+
+table.dataframe tbody > tr:nth-child(odd) {
+    background: var(--background-odd);
+}
+
+table.dataframe tbody > tr:nth-child(even) {
+    background: var(--background);
+}
+
+table.dataframe tbody > tr:hover {
+    background: var(--background-hover);
+}
+
+table.dataframe a {
+    cursor: pointer;
+    color: var(--link-color);
+    text-decoration: none;
+}
+
+table.dataframe tr:hover > td a {
+    color: var(--link-color-pale);
+}
+
+table.dataframe a:hover {
+    color: var(--link-hover);
+    text-decoration: underline;
+}
+
+table.dataframe img {
+    max-width: fit-content;
+}
+
+table.dataframe th.complex {
+    background-color: var(--background);
+    border: 1px solid var(--background);
+}
+
+table.dataframe .leftBorder {
+    border-left-color: var(--inner-border-color);
+}
+
+table.dataframe .rightBorder {
+    border-right-color: var(--inner-border-color);
+}
+
+table.dataframe .rightAlign {
+    text-align: right;
+}
+
+table.dataframe .expanderSvg {
+    width: 8px;
+    height: 8px;
+    margin-right: 3px;
+}
+
+table.dataframe .expander {
+    display: flex;
+    align-items: center;
+}
+
+/* formatting */
+
+table.dataframe .null {
+    color: var(--text-color-pale);
+}
+
+table.dataframe .structural {
+    color: var(--text-color-medium);
+    font-weight: bold;
+}
+
+table.dataframe .dataFrameCaption {
+    font-weight: bold;
+}
+
+table.dataframe .numbers {
+    color: var(--text-color-dark);
+}
+
+table.dataframe td:hover .formatted .structural, .null {
+    color: var(--text-color-dark);
+}
+
+table.dataframe tr:hover .formatted .structural, .null {
+    color: var(--text-color-dark);
+}
+
+
+body {
+    font-family: "JetBrains Mono",SFMono-Regular,Consolas,"Liberation Mono",Menlo,Courier,monospace;
+}       
+
+:root {
+    color: #19191C;
+    background-color: #fff;
+}
+
+:root[theme="dark"] {
+    background-color: #19191C;
+    color: #FFFFFFCC
+}
+
+details details {
+    margin-left: 20px; 
+}
+
+summary {
+    padding: 6px;
+}
+</style>
+</head>
+<body>
+<table class="dataframe" id="df_0"></table>
+
+<p class="dataframe_description"></p>
+</body>
+<script>
+(function () {
+    window.DataFrame = window.DataFrame || new (function () {
+        this.addTable = function (df) {
+            let cols = df.cols;
+            for (let i = 0; i < cols.length; i++) {
+                for (let c of cols[i].children) {
+                    cols[c].parent = i;
+                }
+            }
+            df.nrow = 0
+            for (let i = 0; i < df.cols.length; i++) {
+                if (df.cols[i].values.length > df.nrow) df.nrow = df.cols[i].values.length
+            }
+            if (df.id === df.rootId) {
+                df.expandedFrames = new Set()
+                df.childFrames = {}
+                const table = this.getTableElement(df.id)
+                table.df = df
+                for (let i = 0; i < df.cols.length; i++) {
+                    let col = df.cols[i]
+                    if (col.parent === undefined && col.children.length > 0) col.expanded = true
+                }
+            } else {
+                const rootDf = this.getTableData(df.rootId)
+                rootDf.childFrames[df.id] = df
+            }
+        }
+
+        this.computeRenderData = function (df) {
+            let result = []
+            let pos = 0
+            for (let col = 0; col < df.cols.length; col++) {
+                if (df.cols[col].parent === undefined)
+                    pos += this.computeRenderDataRec(df.cols, col, pos, 0, result, false, false)
+            }
+            for (let i = 0; i < result.length; i++) {
+                let row = result[i]
+                for (let j = 0; j < row.length; j++) {
+                    let cell = row[j]
+                    if (j === 0)
+                        cell.leftBd = false
+                    if (j < row.length - 1) {
+                        let nextData = row[j + 1]
+                        if (nextData.leftBd) cell.rightBd = true
+                        else if (cell.rightBd) nextData.leftBd = true
+                    } else cell.rightBd = false
+                }
+            }
+            return result
+        }
+
+        this.computeRenderDataRec = function (cols, colId, pos, depth, result, leftBorder, rightBorder) {
+            if (result.length === depth) {
+                const array = [];
+                if (pos > 0) {
+                    let j = 0
+                    for (let i = 0; j < pos; i++) {
+                        let c = result[depth - 1][i]
+                        j += c.span
+                        let copy = Object.assign({empty: true}, c)
+                        array.push(copy)
+                    }
+                }
+                result.push(array)
+            }
+            const col = cols[colId];
+            let size = 0;
+            if (col.expanded) {
+                let childPos = pos
+                for (let i = 0; i < col.children.length; i++) {
+                    let child = col.children[i]
+                    let childLeft = i === 0 && (col.children.length > 1 || leftBorder)
+                    let childRight = i === col.children.length - 1 && (col.children.length > 1 || rightBorder)
+                    let childSize = this.computeRenderDataRec(cols, child, childPos, depth + 1, result, childLeft, childRight)
+                    childPos += childSize
+                    size += childSize
+                }
+            } else {
+                for (let i = depth + 1; i < result.length; i++)
+                    result[i].push({id: colId, span: 1, leftBd: leftBorder, rightBd: rightBorder, empty: true})
+                size = 1
+            }
+            let left = leftBorder
+            let right = rightBorder
+            if (size > 1) {
+                left = true
+                right = true
+            }
+            result[depth].push({id: colId, span: size, leftBd: left, rightBd: right})
+            return size
+        }
+
+        this.getTableElement = function (id) {
+            return document.getElementById("df_" + id)
+        }
+
+        this.getTableData = function (id) {
+            return this.getTableElement(id).df
+        }
+
+        this.createExpander = function (isExpanded) {
+            const svgNs = "http://www.w3.org/2000/svg"
+            let svg = document.createElementNS(svgNs, "svg")
+            svg.classList.add("expanderSvg")
+            let path = document.createElementNS(svgNs, "path")
+            if (isExpanded) {
+                svg.setAttribute("viewBox", "0 -2 8 8")
+                path.setAttribute("d", "M1 0 l-1 1 4 4 4 -4 -1 -1 -3 3Z")
+            } else {
+                svg.setAttribute("viewBox", "-2 0 8 8")
+                path.setAttribute("d", "M1 0 l-1 1 3 3 -3 3 1 1 4 -4Z")
+            }
+            path.setAttribute("fill", "currentColor")
+            svg.appendChild(path)
+            return svg
+        }
+
+        this.renderTable = function (id) {
+
+            let table = this.getTableElement(id)
+
+            if (table === null) return
+
+            table.innerHTML = ""
+
+            let df = table.df
+            let rootDf = df.rootId === df.id ? df : this.getTableData(df.rootId)
+
+            // header
+            let header = document.createElement("thead")
+            table.appendChild(header)
+
+            let renderData = this.computeRenderData(df)
+            for (let j = 0; j < renderData.length; j++) {
+                let rowData = renderData[j]
+                let tr = document.createElement("tr");
+                let isLastRow = j === renderData.length - 1
+                header.appendChild(tr);
+                for (let i = 0; i < rowData.length; i++) {
+                    let cell = rowData[i]
+                    let th = document.createElement("th");
+                    th.setAttribute("colspan", cell.span)
+                    let colId = cell.id
+                    let col = df.cols[colId];
+                    if (!cell.empty) {
+                        if (col.children.length === 0) {
+                            th.innerHTML = col.name
+                        } else {
+                            let link = document.createElement("a")
+                            link.className = "expander"
+                            let that = this
+                            link.onclick = function () {
+                                col.expanded = !col.expanded
+                                that.renderTable(id)
+                            }
+                            link.appendChild(this.createExpander(col.expanded))
+                            link.innerHTML += col.name
+                            th.appendChild(link)
+                        }
+                    }
+                    let classes = (cell.leftBd ? " leftBorder" : "") + (cell.rightBd ? " rightBorder" : "")
+                    if (col.rightAlign)
+                        classes += " rightAlign"
+                    if (isLastRow)
+                        classes += " bottomBorder"
+                    if (classes.length > 0)
+                        th.setAttribute("class", classes)
+                    tr.appendChild(th)
+                }
+            }
+
+            // body
+            let body = document.createElement("tbody")
+            table.appendChild(body)
+
+            let columns = renderData.pop()
+            for (let row = 0; row < df.nrow; row++) {
+                let tr = document.createElement("tr");
+                body.appendChild(tr)
+                for (let i = 0; i < columns.length; i++) {
+                    let cell = columns[i]
+                    let td = document.createElement("td");
+                    let colId = cell.id
+                    let col = df.cols[colId]
+                    let classes = (cell.leftBd ? " leftBorder" : "") + (cell.rightBd ? " rightBorder" : "")
+                    if (col.rightAlign)
+                        classes += " rightAlign"
+                    if (classes.length > 0)
+                        td.setAttribute("class", classes)
+                    tr.appendChild(td)
+                    let value = col.values[row]
+                    if (value.frameId !== undefined) {
+                        let frameId = value.frameId
+                        let expanded = rootDf.expandedFrames.has(frameId)
+                        let link = document.createElement("a")
+                        link.className = "expander"
+                        let that = this
+                        link.onclick = function () {
+                            if (rootDf.expandedFrames.has(frameId))
+                                rootDf.expandedFrames.delete(frameId)
+                            else rootDf.expandedFrames.add(frameId)
+                            that.renderTable(id)
+                        }
+                        link.appendChild(this.createExpander(expanded))
+                        link.innerHTML += value.value
+                        if (expanded) {
+                            td.appendChild(link)
+                            td.appendChild(document.createElement("p"))
+                            const childTable = document.createElement("table")
+                            childTable.className = "dataframe"
+                            childTable.id = "df_" + frameId
+                            let childDf = rootDf.childFrames[frameId]
+                            childTable.df = childDf
+                            td.appendChild(childTable)
+                            this.renderTable(frameId)
+                            if (childDf.nrow !== childDf.totalRows) {
+                                const footer = document.createElement("p")
+                                footer.innerText = `... showing only top ${childDf.nrow} of ${childDf.totalRows} rows`
+                                td.appendChild(footer)
+                            }
+                        } else {
+                            td.appendChild(link)
+                        }
+                    } else if (value.style !== undefined) {
+                        td.innerHTML = value.value
+                        td.setAttribute("style", value.style)
+                    } else td.innerHTML = value
+                    this.nodeScriptReplace(td)
+                }
+            }
+        }
+
+        this.nodeScriptReplace = function (node) {
+            if (this.nodeScriptIs(node) === true) {
+                node.parentNode.replaceChild(this.nodeScriptClone(node), node);
+            } else {
+                let i = -1, children = node.childNodes;
+                while (++i < children.length) {
+                    this.nodeScriptReplace(children[i]);
+                }
+            }
+
+            return node;
+        }
+
+        this.nodeScriptClone = function (node) {
+            let script = document.createElement("script");
+            script.text = node.innerHTML;
+
+            let i = -1, attrs = node.attributes, attr;
+            while (++i < attrs.length) {
+                script.setAttribute((attr = attrs[i]).name, attr.value);
+            }
+            return script;
+        }
+
+        this.nodeScriptIs = function (node) {
+            return node.tagName === 'SCRIPT';
+        }
+    })()
+
+    window.call_DataFrame = function (f) {
+        return f();
+    };
+
+    let funQueue = window["kotlinQueues"] && window["kotlinQueues"]["DataFrame"];
+    if (funQueue) {
+        funQueue.forEach(function (f) {
+            f();
+        });
+        funQueue = [];
+    }
+})()
+
+/*<!--*/
+call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"year: Int\">year</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>"] }, 
+], id: 0, rootId: 0, totalRows: 10 } ) });
+/*-->*/
+
+call_DataFrame(function() { DataFrame.renderTable(0) });
+
+function sendHeight() {
+    const table = document.querySelector('table.dataframe');
+    if (!table) return;
+
+    let height = 0;
+    
+    const thead = table.querySelector('thead');
+    if (thead) height += thead.offsetHeight;
+    
+    const rows = table.querySelectorAll(':scope > tbody > tr');
+    rows.forEach(row => {
+        height += row.offsetHeight;
+    });
+    
+    height += getVerticalMargins(table) + 10;
+
+    window.parent.postMessage({ type: 'iframeHeight', height: Math.ceil(height) }, '*');
+}
+
+function getVerticalMargins(element) {
+    const style = getComputedStyle(element);
+    return parseFloat(style.marginTop) + parseFloat(style.marginBottom);
+}
+
+function repeatHeightCalculation(maxRetries = 10, interval = 100) {
+    let retries = 0;
+    const intervalId = setInterval(() => {
+        sendHeight();
+        retries++;
+        if (retries >= maxRetries) clearInterval(intervalId);
+    }, interval);
+}
+
+window.addEventListener('load', repeatHeightCalculation);
+
+const observer = new MutationObserver(() => repeatHeightCalculation(5, 50));
+observer.observe(document.querySelector('.dataframe'), {
+    childList: true,
+    subtree: true,
+    characterData: true,
+});
+
+
+</script>
+</html>
diff --git a/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsByType.html b/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsByType.html
new file mode 100644
index 0000000000..ed19e6e3e2
--- /dev/null
+++ b/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsByType.html
@@ -0,0 +1,512 @@
+<html>
+<head>
+<style type="text/css">
+:root {
+    --background: #fff;
+    --background-odd: #f5f5f5;
+    --background-hover: #d9edfd;
+    --header-text-color: #474747;
+    --text-color: #848484;
+    --text-color-dark: #000;
+    --text-color-medium: #737373;
+    --text-color-pale: #b3b3b3;
+    --inner-border-color: #aaa;
+    --bold-border-color: #000;
+    --link-color: #296eaa;
+    --link-color-pale: #296eaa;
+    --link-hover: #1a466c;
+}
+
+:root[theme="dark"], :root [data-jp-theme-light="false"], .dataframe_dark{
+    --background: #303030;
+    --background-odd: #3c3c3c;
+    --background-hover: #464646;
+    --header-text-color: #dddddd;
+    --text-color: #b3b3b3;
+    --text-color-dark: #dddddd;
+    --text-color-medium: #b2b2b2;
+    --text-color-pale: #737373;
+    --inner-border-color: #707070;
+    --bold-border-color: #777777;
+    --link-color: #008dc0;
+    --link-color-pale: #97e1fb;
+    --link-hover: #00688e;
+}
+
+p.dataframe_description {
+    color: var(--text-color-dark);
+}
+
+table.dataframe {
+    font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
+    font-size: 12px;
+    background-color: var(--background);
+    color: var(--text-color-dark);
+    border: none;
+    border-collapse: collapse;
+}
+
+table.dataframe th, td {
+    padding: 6px;
+    border: 1px solid transparent;
+    text-align: left;
+}
+
+table.dataframe th {
+    background-color: var(--background);
+    color: var(--header-text-color);
+}
+
+table.dataframe td {
+    vertical-align: top;
+    white-space: nowrap;
+}
+
+table.dataframe th.bottomBorder {
+    border-bottom-color: var(--bold-border-color);
+}
+
+table.dataframe tbody > tr:nth-child(odd) {
+    background: var(--background-odd);
+}
+
+table.dataframe tbody > tr:nth-child(even) {
+    background: var(--background);
+}
+
+table.dataframe tbody > tr:hover {
+    background: var(--background-hover);
+}
+
+table.dataframe a {
+    cursor: pointer;
+    color: var(--link-color);
+    text-decoration: none;
+}
+
+table.dataframe tr:hover > td a {
+    color: var(--link-color-pale);
+}
+
+table.dataframe a:hover {
+    color: var(--link-hover);
+    text-decoration: underline;
+}
+
+table.dataframe img {
+    max-width: fit-content;
+}
+
+table.dataframe th.complex {
+    background-color: var(--background);
+    border: 1px solid var(--background);
+}
+
+table.dataframe .leftBorder {
+    border-left-color: var(--inner-border-color);
+}
+
+table.dataframe .rightBorder {
+    border-right-color: var(--inner-border-color);
+}
+
+table.dataframe .rightAlign {
+    text-align: right;
+}
+
+table.dataframe .expanderSvg {
+    width: 8px;
+    height: 8px;
+    margin-right: 3px;
+}
+
+table.dataframe .expander {
+    display: flex;
+    align-items: center;
+}
+
+/* formatting */
+
+table.dataframe .null {
+    color: var(--text-color-pale);
+}
+
+table.dataframe .structural {
+    color: var(--text-color-medium);
+    font-weight: bold;
+}
+
+table.dataframe .dataFrameCaption {
+    font-weight: bold;
+}
+
+table.dataframe .numbers {
+    color: var(--text-color-dark);
+}
+
+table.dataframe td:hover .formatted .structural, .null {
+    color: var(--text-color-dark);
+}
+
+table.dataframe tr:hover .formatted .structural, .null {
+    color: var(--text-color-dark);
+}
+
+
+body {
+    font-family: "JetBrains Mono",SFMono-Regular,Consolas,"Liberation Mono",Menlo,Courier,monospace;
+}       
+
+:root {
+    color: #19191C;
+    background-color: #fff;
+}
+
+:root[theme="dark"] {
+    background-color: #19191C;
+    color: #FFFFFFCC
+}
+
+details details {
+    margin-left: 20px; 
+}
+
+summary {
+    padding: 6px;
+}
+</style>
+</head>
+<body>
+<table class="dataframe" id="df_0"></table>
+
+<p class="dataframe_description"></p>
+</body>
+<script>
+(function () {
+    window.DataFrame = window.DataFrame || new (function () {
+        this.addTable = function (df) {
+            let cols = df.cols;
+            for (let i = 0; i < cols.length; i++) {
+                for (let c of cols[i].children) {
+                    cols[c].parent = i;
+                }
+            }
+            df.nrow = 0
+            for (let i = 0; i < df.cols.length; i++) {
+                if (df.cols[i].values.length > df.nrow) df.nrow = df.cols[i].values.length
+            }
+            if (df.id === df.rootId) {
+                df.expandedFrames = new Set()
+                df.childFrames = {}
+                const table = this.getTableElement(df.id)
+                table.df = df
+                for (let i = 0; i < df.cols.length; i++) {
+                    let col = df.cols[i]
+                    if (col.parent === undefined && col.children.length > 0) col.expanded = true
+                }
+            } else {
+                const rootDf = this.getTableData(df.rootId)
+                rootDf.childFrames[df.id] = df
+            }
+        }
+
+        this.computeRenderData = function (df) {
+            let result = []
+            let pos = 0
+            for (let col = 0; col < df.cols.length; col++) {
+                if (df.cols[col].parent === undefined)
+                    pos += this.computeRenderDataRec(df.cols, col, pos, 0, result, false, false)
+            }
+            for (let i = 0; i < result.length; i++) {
+                let row = result[i]
+                for (let j = 0; j < row.length; j++) {
+                    let cell = row[j]
+                    if (j === 0)
+                        cell.leftBd = false
+                    if (j < row.length - 1) {
+                        let nextData = row[j + 1]
+                        if (nextData.leftBd) cell.rightBd = true
+                        else if (cell.rightBd) nextData.leftBd = true
+                    } else cell.rightBd = false
+                }
+            }
+            return result
+        }
+
+        this.computeRenderDataRec = function (cols, colId, pos, depth, result, leftBorder, rightBorder) {
+            if (result.length === depth) {
+                const array = [];
+                if (pos > 0) {
+                    let j = 0
+                    for (let i = 0; j < pos; i++) {
+                        let c = result[depth - 1][i]
+                        j += c.span
+                        let copy = Object.assign({empty: true}, c)
+                        array.push(copy)
+                    }
+                }
+                result.push(array)
+            }
+            const col = cols[colId];
+            let size = 0;
+            if (col.expanded) {
+                let childPos = pos
+                for (let i = 0; i < col.children.length; i++) {
+                    let child = col.children[i]
+                    let childLeft = i === 0 && (col.children.length > 1 || leftBorder)
+                    let childRight = i === col.children.length - 1 && (col.children.length > 1 || rightBorder)
+                    let childSize = this.computeRenderDataRec(cols, child, childPos, depth + 1, result, childLeft, childRight)
+                    childPos += childSize
+                    size += childSize
+                }
+            } else {
+                for (let i = depth + 1; i < result.length; i++)
+                    result[i].push({id: colId, span: 1, leftBd: leftBorder, rightBd: rightBorder, empty: true})
+                size = 1
+            }
+            let left = leftBorder
+            let right = rightBorder
+            if (size > 1) {
+                left = true
+                right = true
+            }
+            result[depth].push({id: colId, span: size, leftBd: left, rightBd: right})
+            return size
+        }
+
+        this.getTableElement = function (id) {
+            return document.getElementById("df_" + id)
+        }
+
+        this.getTableData = function (id) {
+            return this.getTableElement(id).df
+        }
+
+        this.createExpander = function (isExpanded) {
+            const svgNs = "http://www.w3.org/2000/svg"
+            let svg = document.createElementNS(svgNs, "svg")
+            svg.classList.add("expanderSvg")
+            let path = document.createElementNS(svgNs, "path")
+            if (isExpanded) {
+                svg.setAttribute("viewBox", "0 -2 8 8")
+                path.setAttribute("d", "M1 0 l-1 1 4 4 4 -4 -1 -1 -3 3Z")
+            } else {
+                svg.setAttribute("viewBox", "-2 0 8 8")
+                path.setAttribute("d", "M1 0 l-1 1 3 3 -3 3 1 1 4 -4Z")
+            }
+            path.setAttribute("fill", "currentColor")
+            svg.appendChild(path)
+            return svg
+        }
+
+        this.renderTable = function (id) {
+
+            let table = this.getTableElement(id)
+
+            if (table === null) return
+
+            table.innerHTML = ""
+
+            let df = table.df
+            let rootDf = df.rootId === df.id ? df : this.getTableData(df.rootId)
+
+            // header
+            let header = document.createElement("thead")
+            table.appendChild(header)
+
+            let renderData = this.computeRenderData(df)
+            for (let j = 0; j < renderData.length; j++) {
+                let rowData = renderData[j]
+                let tr = document.createElement("tr");
+                let isLastRow = j === renderData.length - 1
+                header.appendChild(tr);
+                for (let i = 0; i < rowData.length; i++) {
+                    let cell = rowData[i]
+                    let th = document.createElement("th");
+                    th.setAttribute("colspan", cell.span)
+                    let colId = cell.id
+                    let col = df.cols[colId];
+                    if (!cell.empty) {
+                        if (col.children.length === 0) {
+                            th.innerHTML = col.name
+                        } else {
+                            let link = document.createElement("a")
+                            link.className = "expander"
+                            let that = this
+                            link.onclick = function () {
+                                col.expanded = !col.expanded
+                                that.renderTable(id)
+                            }
+                            link.appendChild(this.createExpander(col.expanded))
+                            link.innerHTML += col.name
+                            th.appendChild(link)
+                        }
+                    }
+                    let classes = (cell.leftBd ? " leftBorder" : "") + (cell.rightBd ? " rightBorder" : "")
+                    if (col.rightAlign)
+                        classes += " rightAlign"
+                    if (isLastRow)
+                        classes += " bottomBorder"
+                    if (classes.length > 0)
+                        th.setAttribute("class", classes)
+                    tr.appendChild(th)
+                }
+            }
+
+            // body
+            let body = document.createElement("tbody")
+            table.appendChild(body)
+
+            let columns = renderData.pop()
+            for (let row = 0; row < df.nrow; row++) {
+                let tr = document.createElement("tr");
+                body.appendChild(tr)
+                for (let i = 0; i < columns.length; i++) {
+                    let cell = columns[i]
+                    let td = document.createElement("td");
+                    let colId = cell.id
+                    let col = df.cols[colId]
+                    let classes = (cell.leftBd ? " leftBorder" : "") + (cell.rightBd ? " rightBorder" : "")
+                    if (col.rightAlign)
+                        classes += " rightAlign"
+                    if (classes.length > 0)
+                        td.setAttribute("class", classes)
+                    tr.appendChild(td)
+                    let value = col.values[row]
+                    if (value.frameId !== undefined) {
+                        let frameId = value.frameId
+                        let expanded = rootDf.expandedFrames.has(frameId)
+                        let link = document.createElement("a")
+                        link.className = "expander"
+                        let that = this
+                        link.onclick = function () {
+                            if (rootDf.expandedFrames.has(frameId))
+                                rootDf.expandedFrames.delete(frameId)
+                            else rootDf.expandedFrames.add(frameId)
+                            that.renderTable(id)
+                        }
+                        link.appendChild(this.createExpander(expanded))
+                        link.innerHTML += value.value
+                        if (expanded) {
+                            td.appendChild(link)
+                            td.appendChild(document.createElement("p"))
+                            const childTable = document.createElement("table")
+                            childTable.className = "dataframe"
+                            childTable.id = "df_" + frameId
+                            let childDf = rootDf.childFrames[frameId]
+                            childTable.df = childDf
+                            td.appendChild(childTable)
+                            this.renderTable(frameId)
+                            if (childDf.nrow !== childDf.totalRows) {
+                                const footer = document.createElement("p")
+                                footer.innerText = `... showing only top ${childDf.nrow} of ${childDf.totalRows} rows`
+                                td.appendChild(footer)
+                            }
+                        } else {
+                            td.appendChild(link)
+                        }
+                    } else if (value.style !== undefined) {
+                        td.innerHTML = value.value
+                        td.setAttribute("style", value.style)
+                    } else td.innerHTML = value
+                    this.nodeScriptReplace(td)
+                }
+            }
+        }
+
+        this.nodeScriptReplace = function (node) {
+            if (this.nodeScriptIs(node) === true) {
+                node.parentNode.replaceChild(this.nodeScriptClone(node), node);
+            } else {
+                let i = -1, children = node.childNodes;
+                while (++i < children.length) {
+                    this.nodeScriptReplace(children[i]);
+                }
+            }
+
+            return node;
+        }
+
+        this.nodeScriptClone = function (node) {
+            let script = document.createElement("script");
+            script.text = node.innerHTML;
+
+            let i = -1, attrs = node.attributes, attr;
+            while (++i < attrs.length) {
+                script.setAttribute((attr = attrs[i]).name, attr.value);
+            }
+            return script;
+        }
+
+        this.nodeScriptIs = function (node) {
+            return node.tagName === 'SCRIPT';
+        }
+    })()
+
+    window.call_DataFrame = function (f) {
+        return f();
+    };
+
+    let funQueue = window["kotlinQueues"] && window["kotlinQueues"]["DataFrame"];
+    if (funQueue) {
+        funQueue.forEach(function (f) {
+            f();
+        });
+        funQueue = [];
+    }
+})()
+
+/*<!--*/
+call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"age: Int\">age</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">45</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">40</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">18</span></span>"] }, 
+{ name: "<span title=\"weight: Int?\">weight</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">54</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">87</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">68</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">55</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">90</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">52</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">60</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">70</span></span>"] }, 
+{ name: "<span title=\"year: Int\">year</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>"] }, 
+], id: 0, rootId: 0, totalRows: 10 } ) });
+/*-->*/
+
+call_DataFrame(function() { DataFrame.renderTable(0) });
+
+function sendHeight() {
+    const table = document.querySelector('table.dataframe');
+    if (!table) return;
+
+    let height = 0;
+    
+    const thead = table.querySelector('thead');
+    if (thead) height += thead.offsetHeight;
+    
+    const rows = table.querySelectorAll(':scope > tbody > tr');
+    rows.forEach(row => {
+        height += row.offsetHeight;
+    });
+    
+    height += getVerticalMargins(table) + 10;
+
+    window.parent.postMessage({ type: 'iframeHeight', height: Math.ceil(height) }, '*');
+}
+
+function getVerticalMargins(element) {
+    const style = getComputedStyle(element);
+    return parseFloat(style.marginTop) + parseFloat(style.marginBottom);
+}
+
+function repeatHeightCalculation(maxRetries = 10, interval = 100) {
+    let retries = 0;
+    const intervalId = setInterval(() => {
+        sendHeight();
+        retries++;
+        if (retries >= maxRetries) clearInterval(intervalId);
+    }, interval);
+}
+
+window.addEventListener('load', repeatHeightCalculation);
+
+const observer = new MutationObserver(() => repeatHeightCalculation(5, 50));
+observer.observe(document.querySelector('.dataframe'), {
+    childList: true,
+    subtree: true,
+    characterData: true,
+});
+
+
+</script>
+</html>
diff --git a/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsByTypeWithCondition.html b/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsByTypeWithCondition.html
new file mode 100644
index 0000000000..6d1603f437
--- /dev/null
+++ b/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsByTypeWithCondition.html
@@ -0,0 +1,510 @@
+<html>
+<head>
+<style type="text/css">
+:root {
+    --background: #fff;
+    --background-odd: #f5f5f5;
+    --background-hover: #d9edfd;
+    --header-text-color: #474747;
+    --text-color: #848484;
+    --text-color-dark: #000;
+    --text-color-medium: #737373;
+    --text-color-pale: #b3b3b3;
+    --inner-border-color: #aaa;
+    --bold-border-color: #000;
+    --link-color: #296eaa;
+    --link-color-pale: #296eaa;
+    --link-hover: #1a466c;
+}
+
+:root[theme="dark"], :root [data-jp-theme-light="false"], .dataframe_dark{
+    --background: #303030;
+    --background-odd: #3c3c3c;
+    --background-hover: #464646;
+    --header-text-color: #dddddd;
+    --text-color: #b3b3b3;
+    --text-color-dark: #dddddd;
+    --text-color-medium: #b2b2b2;
+    --text-color-pale: #737373;
+    --inner-border-color: #707070;
+    --bold-border-color: #777777;
+    --link-color: #008dc0;
+    --link-color-pale: #97e1fb;
+    --link-hover: #00688e;
+}
+
+p.dataframe_description {
+    color: var(--text-color-dark);
+}
+
+table.dataframe {
+    font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
+    font-size: 12px;
+    background-color: var(--background);
+    color: var(--text-color-dark);
+    border: none;
+    border-collapse: collapse;
+}
+
+table.dataframe th, td {
+    padding: 6px;
+    border: 1px solid transparent;
+    text-align: left;
+}
+
+table.dataframe th {
+    background-color: var(--background);
+    color: var(--header-text-color);
+}
+
+table.dataframe td {
+    vertical-align: top;
+    white-space: nowrap;
+}
+
+table.dataframe th.bottomBorder {
+    border-bottom-color: var(--bold-border-color);
+}
+
+table.dataframe tbody > tr:nth-child(odd) {
+    background: var(--background-odd);
+}
+
+table.dataframe tbody > tr:nth-child(even) {
+    background: var(--background);
+}
+
+table.dataframe tbody > tr:hover {
+    background: var(--background-hover);
+}
+
+table.dataframe a {
+    cursor: pointer;
+    color: var(--link-color);
+    text-decoration: none;
+}
+
+table.dataframe tr:hover > td a {
+    color: var(--link-color-pale);
+}
+
+table.dataframe a:hover {
+    color: var(--link-hover);
+    text-decoration: underline;
+}
+
+table.dataframe img {
+    max-width: fit-content;
+}
+
+table.dataframe th.complex {
+    background-color: var(--background);
+    border: 1px solid var(--background);
+}
+
+table.dataframe .leftBorder {
+    border-left-color: var(--inner-border-color);
+}
+
+table.dataframe .rightBorder {
+    border-right-color: var(--inner-border-color);
+}
+
+table.dataframe .rightAlign {
+    text-align: right;
+}
+
+table.dataframe .expanderSvg {
+    width: 8px;
+    height: 8px;
+    margin-right: 3px;
+}
+
+table.dataframe .expander {
+    display: flex;
+    align-items: center;
+}
+
+/* formatting */
+
+table.dataframe .null {
+    color: var(--text-color-pale);
+}
+
+table.dataframe .structural {
+    color: var(--text-color-medium);
+    font-weight: bold;
+}
+
+table.dataframe .dataFrameCaption {
+    font-weight: bold;
+}
+
+table.dataframe .numbers {
+    color: var(--text-color-dark);
+}
+
+table.dataframe td:hover .formatted .structural, .null {
+    color: var(--text-color-dark);
+}
+
+table.dataframe tr:hover .formatted .structural, .null {
+    color: var(--text-color-dark);
+}
+
+
+body {
+    font-family: "JetBrains Mono",SFMono-Regular,Consolas,"Liberation Mono",Menlo,Courier,monospace;
+}       
+
+:root {
+    color: #19191C;
+    background-color: #fff;
+}
+
+:root[theme="dark"] {
+    background-color: #19191C;
+    color: #FFFFFFCC
+}
+
+details details {
+    margin-left: 20px; 
+}
+
+summary {
+    padding: 6px;
+}
+</style>
+</head>
+<body>
+<table class="dataframe" id="df_0"></table>
+
+<p class="dataframe_description"></p>
+</body>
+<script>
+(function () {
+    window.DataFrame = window.DataFrame || new (function () {
+        this.addTable = function (df) {
+            let cols = df.cols;
+            for (let i = 0; i < cols.length; i++) {
+                for (let c of cols[i].children) {
+                    cols[c].parent = i;
+                }
+            }
+            df.nrow = 0
+            for (let i = 0; i < df.cols.length; i++) {
+                if (df.cols[i].values.length > df.nrow) df.nrow = df.cols[i].values.length
+            }
+            if (df.id === df.rootId) {
+                df.expandedFrames = new Set()
+                df.childFrames = {}
+                const table = this.getTableElement(df.id)
+                table.df = df
+                for (let i = 0; i < df.cols.length; i++) {
+                    let col = df.cols[i]
+                    if (col.parent === undefined && col.children.length > 0) col.expanded = true
+                }
+            } else {
+                const rootDf = this.getTableData(df.rootId)
+                rootDf.childFrames[df.id] = df
+            }
+        }
+
+        this.computeRenderData = function (df) {
+            let result = []
+            let pos = 0
+            for (let col = 0; col < df.cols.length; col++) {
+                if (df.cols[col].parent === undefined)
+                    pos += this.computeRenderDataRec(df.cols, col, pos, 0, result, false, false)
+            }
+            for (let i = 0; i < result.length; i++) {
+                let row = result[i]
+                for (let j = 0; j < row.length; j++) {
+                    let cell = row[j]
+                    if (j === 0)
+                        cell.leftBd = false
+                    if (j < row.length - 1) {
+                        let nextData = row[j + 1]
+                        if (nextData.leftBd) cell.rightBd = true
+                        else if (cell.rightBd) nextData.leftBd = true
+                    } else cell.rightBd = false
+                }
+            }
+            return result
+        }
+
+        this.computeRenderDataRec = function (cols, colId, pos, depth, result, leftBorder, rightBorder) {
+            if (result.length === depth) {
+                const array = [];
+                if (pos > 0) {
+                    let j = 0
+                    for (let i = 0; j < pos; i++) {
+                        let c = result[depth - 1][i]
+                        j += c.span
+                        let copy = Object.assign({empty: true}, c)
+                        array.push(copy)
+                    }
+                }
+                result.push(array)
+            }
+            const col = cols[colId];
+            let size = 0;
+            if (col.expanded) {
+                let childPos = pos
+                for (let i = 0; i < col.children.length; i++) {
+                    let child = col.children[i]
+                    let childLeft = i === 0 && (col.children.length > 1 || leftBorder)
+                    let childRight = i === col.children.length - 1 && (col.children.length > 1 || rightBorder)
+                    let childSize = this.computeRenderDataRec(cols, child, childPos, depth + 1, result, childLeft, childRight)
+                    childPos += childSize
+                    size += childSize
+                }
+            } else {
+                for (let i = depth + 1; i < result.length; i++)
+                    result[i].push({id: colId, span: 1, leftBd: leftBorder, rightBd: rightBorder, empty: true})
+                size = 1
+            }
+            let left = leftBorder
+            let right = rightBorder
+            if (size > 1) {
+                left = true
+                right = true
+            }
+            result[depth].push({id: colId, span: size, leftBd: left, rightBd: right})
+            return size
+        }
+
+        this.getTableElement = function (id) {
+            return document.getElementById("df_" + id)
+        }
+
+        this.getTableData = function (id) {
+            return this.getTableElement(id).df
+        }
+
+        this.createExpander = function (isExpanded) {
+            const svgNs = "http://www.w3.org/2000/svg"
+            let svg = document.createElementNS(svgNs, "svg")
+            svg.classList.add("expanderSvg")
+            let path = document.createElementNS(svgNs, "path")
+            if (isExpanded) {
+                svg.setAttribute("viewBox", "0 -2 8 8")
+                path.setAttribute("d", "M1 0 l-1 1 4 4 4 -4 -1 -1 -3 3Z")
+            } else {
+                svg.setAttribute("viewBox", "-2 0 8 8")
+                path.setAttribute("d", "M1 0 l-1 1 3 3 -3 3 1 1 4 -4Z")
+            }
+            path.setAttribute("fill", "currentColor")
+            svg.appendChild(path)
+            return svg
+        }
+
+        this.renderTable = function (id) {
+
+            let table = this.getTableElement(id)
+
+            if (table === null) return
+
+            table.innerHTML = ""
+
+            let df = table.df
+            let rootDf = df.rootId === df.id ? df : this.getTableData(df.rootId)
+
+            // header
+            let header = document.createElement("thead")
+            table.appendChild(header)
+
+            let renderData = this.computeRenderData(df)
+            for (let j = 0; j < renderData.length; j++) {
+                let rowData = renderData[j]
+                let tr = document.createElement("tr");
+                let isLastRow = j === renderData.length - 1
+                header.appendChild(tr);
+                for (let i = 0; i < rowData.length; i++) {
+                    let cell = rowData[i]
+                    let th = document.createElement("th");
+                    th.setAttribute("colspan", cell.span)
+                    let colId = cell.id
+                    let col = df.cols[colId];
+                    if (!cell.empty) {
+                        if (col.children.length === 0) {
+                            th.innerHTML = col.name
+                        } else {
+                            let link = document.createElement("a")
+                            link.className = "expander"
+                            let that = this
+                            link.onclick = function () {
+                                col.expanded = !col.expanded
+                                that.renderTable(id)
+                            }
+                            link.appendChild(this.createExpander(col.expanded))
+                            link.innerHTML += col.name
+                            th.appendChild(link)
+                        }
+                    }
+                    let classes = (cell.leftBd ? " leftBorder" : "") + (cell.rightBd ? " rightBorder" : "")
+                    if (col.rightAlign)
+                        classes += " rightAlign"
+                    if (isLastRow)
+                        classes += " bottomBorder"
+                    if (classes.length > 0)
+                        th.setAttribute("class", classes)
+                    tr.appendChild(th)
+                }
+            }
+
+            // body
+            let body = document.createElement("tbody")
+            table.appendChild(body)
+
+            let columns = renderData.pop()
+            for (let row = 0; row < df.nrow; row++) {
+                let tr = document.createElement("tr");
+                body.appendChild(tr)
+                for (let i = 0; i < columns.length; i++) {
+                    let cell = columns[i]
+                    let td = document.createElement("td");
+                    let colId = cell.id
+                    let col = df.cols[colId]
+                    let classes = (cell.leftBd ? " leftBorder" : "") + (cell.rightBd ? " rightBorder" : "")
+                    if (col.rightAlign)
+                        classes += " rightAlign"
+                    if (classes.length > 0)
+                        td.setAttribute("class", classes)
+                    tr.appendChild(td)
+                    let value = col.values[row]
+                    if (value.frameId !== undefined) {
+                        let frameId = value.frameId
+                        let expanded = rootDf.expandedFrames.has(frameId)
+                        let link = document.createElement("a")
+                        link.className = "expander"
+                        let that = this
+                        link.onclick = function () {
+                            if (rootDf.expandedFrames.has(frameId))
+                                rootDf.expandedFrames.delete(frameId)
+                            else rootDf.expandedFrames.add(frameId)
+                            that.renderTable(id)
+                        }
+                        link.appendChild(this.createExpander(expanded))
+                        link.innerHTML += value.value
+                        if (expanded) {
+                            td.appendChild(link)
+                            td.appendChild(document.createElement("p"))
+                            const childTable = document.createElement("table")
+                            childTable.className = "dataframe"
+                            childTable.id = "df_" + frameId
+                            let childDf = rootDf.childFrames[frameId]
+                            childTable.df = childDf
+                            td.appendChild(childTable)
+                            this.renderTable(frameId)
+                            if (childDf.nrow !== childDf.totalRows) {
+                                const footer = document.createElement("p")
+                                footer.innerText = `... showing only top ${childDf.nrow} of ${childDf.totalRows} rows`
+                                td.appendChild(footer)
+                            }
+                        } else {
+                            td.appendChild(link)
+                        }
+                    } else if (value.style !== undefined) {
+                        td.innerHTML = value.value
+                        td.setAttribute("style", value.style)
+                    } else td.innerHTML = value
+                    this.nodeScriptReplace(td)
+                }
+            }
+        }
+
+        this.nodeScriptReplace = function (node) {
+            if (this.nodeScriptIs(node) === true) {
+                node.parentNode.replaceChild(this.nodeScriptClone(node), node);
+            } else {
+                let i = -1, children = node.childNodes;
+                while (++i < children.length) {
+                    this.nodeScriptReplace(children[i]);
+                }
+            }
+
+            return node;
+        }
+
+        this.nodeScriptClone = function (node) {
+            let script = document.createElement("script");
+            script.text = node.innerHTML;
+
+            let i = -1, attrs = node.attributes, attr;
+            while (++i < attrs.length) {
+                script.setAttribute((attr = attrs[i]).name, attr.value);
+            }
+            return script;
+        }
+
+        this.nodeScriptIs = function (node) {
+            return node.tagName === 'SCRIPT';
+        }
+    })()
+
+    window.call_DataFrame = function (f) {
+        return f();
+    };
+
+    let funQueue = window["kotlinQueues"] && window["kotlinQueues"]["DataFrame"];
+    if (funQueue) {
+        funQueue.forEach(function (f) {
+            f();
+        });
+        funQueue = [];
+    }
+})()
+
+/*<!--*/
+call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"weight: Int?\">weight</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">54</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">87</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">68</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">55</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">90</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">52</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">60</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">70</span></span>"] }, 
+], id: 0, rootId: 0, totalRows: 10 } ) });
+/*-->*/
+
+call_DataFrame(function() { DataFrame.renderTable(0) });
+
+function sendHeight() {
+    const table = document.querySelector('table.dataframe');
+    if (!table) return;
+
+    let height = 0;
+    
+    const thead = table.querySelector('thead');
+    if (thead) height += thead.offsetHeight;
+    
+    const rows = table.querySelectorAll(':scope > tbody > tr');
+    rows.forEach(row => {
+        height += row.offsetHeight;
+    });
+    
+    height += getVerticalMargins(table) + 10;
+
+    window.parent.postMessage({ type: 'iframeHeight', height: Math.ceil(height) }, '*');
+}
+
+function getVerticalMargins(element) {
+    const style = getComputedStyle(element);
+    return parseFloat(style.marginTop) + parseFloat(style.marginBottom);
+}
+
+function repeatHeightCalculation(maxRetries = 10, interval = 100) {
+    let retries = 0;
+    const intervalId = setInterval(() => {
+        sendHeight();
+        retries++;
+        if (retries >= maxRetries) clearInterval(intervalId);
+    }, interval);
+}
+
+window.addEventListener('load', repeatHeightCalculation);
+
+const observer = new MutationObserver(() => repeatHeightCalculation(5, 50));
+observer.observe(document.querySelector('.dataframe'), {
+    childList: true,
+    subtree: true,
+    characterData: true,
+});
+
+
+</script>
+</html>
diff --git a/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsColumnRange_properties.html b/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsColumnRange_properties.html
new file mode 100644
index 0000000000..d4e328baa3
--- /dev/null
+++ b/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsColumnRange_properties.html
@@ -0,0 +1,513 @@
+<html>
+<head>
+<style type="text/css">
+:root {
+    --background: #fff;
+    --background-odd: #f5f5f5;
+    --background-hover: #d9edfd;
+    --header-text-color: #474747;
+    --text-color: #848484;
+    --text-color-dark: #000;
+    --text-color-medium: #737373;
+    --text-color-pale: #b3b3b3;
+    --inner-border-color: #aaa;
+    --bold-border-color: #000;
+    --link-color: #296eaa;
+    --link-color-pale: #296eaa;
+    --link-hover: #1a466c;
+}
+
+:root[theme="dark"], :root [data-jp-theme-light="false"], .dataframe_dark{
+    --background: #303030;
+    --background-odd: #3c3c3c;
+    --background-hover: #464646;
+    --header-text-color: #dddddd;
+    --text-color: #b3b3b3;
+    --text-color-dark: #dddddd;
+    --text-color-medium: #b2b2b2;
+    --text-color-pale: #737373;
+    --inner-border-color: #707070;
+    --bold-border-color: #777777;
+    --link-color: #008dc0;
+    --link-color-pale: #97e1fb;
+    --link-hover: #00688e;
+}
+
+p.dataframe_description {
+    color: var(--text-color-dark);
+}
+
+table.dataframe {
+    font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
+    font-size: 12px;
+    background-color: var(--background);
+    color: var(--text-color-dark);
+    border: none;
+    border-collapse: collapse;
+}
+
+table.dataframe th, td {
+    padding: 6px;
+    border: 1px solid transparent;
+    text-align: left;
+}
+
+table.dataframe th {
+    background-color: var(--background);
+    color: var(--header-text-color);
+}
+
+table.dataframe td {
+    vertical-align: top;
+    white-space: nowrap;
+}
+
+table.dataframe th.bottomBorder {
+    border-bottom-color: var(--bold-border-color);
+}
+
+table.dataframe tbody > tr:nth-child(odd) {
+    background: var(--background-odd);
+}
+
+table.dataframe tbody > tr:nth-child(even) {
+    background: var(--background);
+}
+
+table.dataframe tbody > tr:hover {
+    background: var(--background-hover);
+}
+
+table.dataframe a {
+    cursor: pointer;
+    color: var(--link-color);
+    text-decoration: none;
+}
+
+table.dataframe tr:hover > td a {
+    color: var(--link-color-pale);
+}
+
+table.dataframe a:hover {
+    color: var(--link-hover);
+    text-decoration: underline;
+}
+
+table.dataframe img {
+    max-width: fit-content;
+}
+
+table.dataframe th.complex {
+    background-color: var(--background);
+    border: 1px solid var(--background);
+}
+
+table.dataframe .leftBorder {
+    border-left-color: var(--inner-border-color);
+}
+
+table.dataframe .rightBorder {
+    border-right-color: var(--inner-border-color);
+}
+
+table.dataframe .rightAlign {
+    text-align: right;
+}
+
+table.dataframe .expanderSvg {
+    width: 8px;
+    height: 8px;
+    margin-right: 3px;
+}
+
+table.dataframe .expander {
+    display: flex;
+    align-items: center;
+}
+
+/* formatting */
+
+table.dataframe .null {
+    color: var(--text-color-pale);
+}
+
+table.dataframe .structural {
+    color: var(--text-color-medium);
+    font-weight: bold;
+}
+
+table.dataframe .dataFrameCaption {
+    font-weight: bold;
+}
+
+table.dataframe .numbers {
+    color: var(--text-color-dark);
+}
+
+table.dataframe td:hover .formatted .structural, .null {
+    color: var(--text-color-dark);
+}
+
+table.dataframe tr:hover .formatted .structural, .null {
+    color: var(--text-color-dark);
+}
+
+
+body {
+    font-family: "JetBrains Mono",SFMono-Regular,Consolas,"Liberation Mono",Menlo,Courier,monospace;
+}       
+
+:root {
+    color: #19191C;
+    background-color: #fff;
+}
+
+:root[theme="dark"] {
+    background-color: #19191C;
+    color: #FFFFFFCC
+}
+
+details details {
+    margin-left: 20px; 
+}
+
+summary {
+    padding: 6px;
+}
+</style>
+</head>
+<body>
+<table class="dataframe" id="df_0"></table>
+
+<p class="dataframe_description"></p>
+</body>
+<script>
+(function () {
+    window.DataFrame = window.DataFrame || new (function () {
+        this.addTable = function (df) {
+            let cols = df.cols;
+            for (let i = 0; i < cols.length; i++) {
+                for (let c of cols[i].children) {
+                    cols[c].parent = i;
+                }
+            }
+            df.nrow = 0
+            for (let i = 0; i < df.cols.length; i++) {
+                if (df.cols[i].values.length > df.nrow) df.nrow = df.cols[i].values.length
+            }
+            if (df.id === df.rootId) {
+                df.expandedFrames = new Set()
+                df.childFrames = {}
+                const table = this.getTableElement(df.id)
+                table.df = df
+                for (let i = 0; i < df.cols.length; i++) {
+                    let col = df.cols[i]
+                    if (col.parent === undefined && col.children.length > 0) col.expanded = true
+                }
+            } else {
+                const rootDf = this.getTableData(df.rootId)
+                rootDf.childFrames[df.id] = df
+            }
+        }
+
+        this.computeRenderData = function (df) {
+            let result = []
+            let pos = 0
+            for (let col = 0; col < df.cols.length; col++) {
+                if (df.cols[col].parent === undefined)
+                    pos += this.computeRenderDataRec(df.cols, col, pos, 0, result, false, false)
+            }
+            for (let i = 0; i < result.length; i++) {
+                let row = result[i]
+                for (let j = 0; j < row.length; j++) {
+                    let cell = row[j]
+                    if (j === 0)
+                        cell.leftBd = false
+                    if (j < row.length - 1) {
+                        let nextData = row[j + 1]
+                        if (nextData.leftBd) cell.rightBd = true
+                        else if (cell.rightBd) nextData.leftBd = true
+                    } else cell.rightBd = false
+                }
+            }
+            return result
+        }
+
+        this.computeRenderDataRec = function (cols, colId, pos, depth, result, leftBorder, rightBorder) {
+            if (result.length === depth) {
+                const array = [];
+                if (pos > 0) {
+                    let j = 0
+                    for (let i = 0; j < pos; i++) {
+                        let c = result[depth - 1][i]
+                        j += c.span
+                        let copy = Object.assign({empty: true}, c)
+                        array.push(copy)
+                    }
+                }
+                result.push(array)
+            }
+            const col = cols[colId];
+            let size = 0;
+            if (col.expanded) {
+                let childPos = pos
+                for (let i = 0; i < col.children.length; i++) {
+                    let child = col.children[i]
+                    let childLeft = i === 0 && (col.children.length > 1 || leftBorder)
+                    let childRight = i === col.children.length - 1 && (col.children.length > 1 || rightBorder)
+                    let childSize = this.computeRenderDataRec(cols, child, childPos, depth + 1, result, childLeft, childRight)
+                    childPos += childSize
+                    size += childSize
+                }
+            } else {
+                for (let i = depth + 1; i < result.length; i++)
+                    result[i].push({id: colId, span: 1, leftBd: leftBorder, rightBd: rightBorder, empty: true})
+                size = 1
+            }
+            let left = leftBorder
+            let right = rightBorder
+            if (size > 1) {
+                left = true
+                right = true
+            }
+            result[depth].push({id: colId, span: size, leftBd: left, rightBd: right})
+            return size
+        }
+
+        this.getTableElement = function (id) {
+            return document.getElementById("df_" + id)
+        }
+
+        this.getTableData = function (id) {
+            return this.getTableElement(id).df
+        }
+
+        this.createExpander = function (isExpanded) {
+            const svgNs = "http://www.w3.org/2000/svg"
+            let svg = document.createElementNS(svgNs, "svg")
+            svg.classList.add("expanderSvg")
+            let path = document.createElementNS(svgNs, "path")
+            if (isExpanded) {
+                svg.setAttribute("viewBox", "0 -2 8 8")
+                path.setAttribute("d", "M1 0 l-1 1 4 4 4 -4 -1 -1 -3 3Z")
+            } else {
+                svg.setAttribute("viewBox", "-2 0 8 8")
+                path.setAttribute("d", "M1 0 l-1 1 3 3 -3 3 1 1 4 -4Z")
+            }
+            path.setAttribute("fill", "currentColor")
+            svg.appendChild(path)
+            return svg
+        }
+
+        this.renderTable = function (id) {
+
+            let table = this.getTableElement(id)
+
+            if (table === null) return
+
+            table.innerHTML = ""
+
+            let df = table.df
+            let rootDf = df.rootId === df.id ? df : this.getTableData(df.rootId)
+
+            // header
+            let header = document.createElement("thead")
+            table.appendChild(header)
+
+            let renderData = this.computeRenderData(df)
+            for (let j = 0; j < renderData.length; j++) {
+                let rowData = renderData[j]
+                let tr = document.createElement("tr");
+                let isLastRow = j === renderData.length - 1
+                header.appendChild(tr);
+                for (let i = 0; i < rowData.length; i++) {
+                    let cell = rowData[i]
+                    let th = document.createElement("th");
+                    th.setAttribute("colspan", cell.span)
+                    let colId = cell.id
+                    let col = df.cols[colId];
+                    if (!cell.empty) {
+                        if (col.children.length === 0) {
+                            th.innerHTML = col.name
+                        } else {
+                            let link = document.createElement("a")
+                            link.className = "expander"
+                            let that = this
+                            link.onclick = function () {
+                                col.expanded = !col.expanded
+                                that.renderTable(id)
+                            }
+                            link.appendChild(this.createExpander(col.expanded))
+                            link.innerHTML += col.name
+                            th.appendChild(link)
+                        }
+                    }
+                    let classes = (cell.leftBd ? " leftBorder" : "") + (cell.rightBd ? " rightBorder" : "")
+                    if (col.rightAlign)
+                        classes += " rightAlign"
+                    if (isLastRow)
+                        classes += " bottomBorder"
+                    if (classes.length > 0)
+                        th.setAttribute("class", classes)
+                    tr.appendChild(th)
+                }
+            }
+
+            // body
+            let body = document.createElement("tbody")
+            table.appendChild(body)
+
+            let columns = renderData.pop()
+            for (let row = 0; row < df.nrow; row++) {
+                let tr = document.createElement("tr");
+                body.appendChild(tr)
+                for (let i = 0; i < columns.length; i++) {
+                    let cell = columns[i]
+                    let td = document.createElement("td");
+                    let colId = cell.id
+                    let col = df.cols[colId]
+                    let classes = (cell.leftBd ? " leftBorder" : "") + (cell.rightBd ? " rightBorder" : "")
+                    if (col.rightAlign)
+                        classes += " rightAlign"
+                    if (classes.length > 0)
+                        td.setAttribute("class", classes)
+                    tr.appendChild(td)
+                    let value = col.values[row]
+                    if (value.frameId !== undefined) {
+                        let frameId = value.frameId
+                        let expanded = rootDf.expandedFrames.has(frameId)
+                        let link = document.createElement("a")
+                        link.className = "expander"
+                        let that = this
+                        link.onclick = function () {
+                            if (rootDf.expandedFrames.has(frameId))
+                                rootDf.expandedFrames.delete(frameId)
+                            else rootDf.expandedFrames.add(frameId)
+                            that.renderTable(id)
+                        }
+                        link.appendChild(this.createExpander(expanded))
+                        link.innerHTML += value.value
+                        if (expanded) {
+                            td.appendChild(link)
+                            td.appendChild(document.createElement("p"))
+                            const childTable = document.createElement("table")
+                            childTable.className = "dataframe"
+                            childTable.id = "df_" + frameId
+                            let childDf = rootDf.childFrames[frameId]
+                            childTable.df = childDf
+                            td.appendChild(childTable)
+                            this.renderTable(frameId)
+                            if (childDf.nrow !== childDf.totalRows) {
+                                const footer = document.createElement("p")
+                                footer.innerText = `... showing only top ${childDf.nrow} of ${childDf.totalRows} rows`
+                                td.appendChild(footer)
+                            }
+                        } else {
+                            td.appendChild(link)
+                        }
+                    } else if (value.style !== undefined) {
+                        td.innerHTML = value.value
+                        td.setAttribute("style", value.style)
+                    } else td.innerHTML = value
+                    this.nodeScriptReplace(td)
+                }
+            }
+        }
+
+        this.nodeScriptReplace = function (node) {
+            if (this.nodeScriptIs(node) === true) {
+                node.parentNode.replaceChild(this.nodeScriptClone(node), node);
+            } else {
+                let i = -1, children = node.childNodes;
+                while (++i < children.length) {
+                    this.nodeScriptReplace(children[i]);
+                }
+            }
+
+            return node;
+        }
+
+        this.nodeScriptClone = function (node) {
+            let script = document.createElement("script");
+            script.text = node.innerHTML;
+
+            let i = -1, attrs = node.attributes, attr;
+            while (++i < attrs.length) {
+                script.setAttribute((attr = attrs[i]).name, attr.value);
+            }
+            return script;
+        }
+
+        this.nodeScriptIs = function (node) {
+            return node.tagName === 'SCRIPT';
+        }
+    })()
+
+    window.call_DataFrame = function (f) {
+        return f();
+    };
+
+    let funQueue = window["kotlinQueues"] && window["kotlinQueues"]["DataFrame"];
+    if (funQueue) {
+        funQueue.forEach(function (f) {
+            f();
+        });
+        funQueue = [];
+    }
+})()
+
+/*<!--*/
+call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"firstName: String\">firstName</span>", children: [], rightAlign: false, values: ["Alice","Bob","Charlie","Charlie","Bob","Alice","Charlie","Alice","Bob","Charlie"] }, 
+{ name: "<span title=\"lastName: String\">lastName</span>", children: [], rightAlign: false, values: ["Cooper","Dylan","Daniels","Chaplin","Marley","Wolf","Byrd","Smith","Brown","Johnson"] }, 
+{ name: "<span title=\"name: DataRow<*>\">name</span>", children: [0, 1], rightAlign: false, values: ["<span class=\"formatted\" title=\"firstName: Alice\nlastName: Cooper\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cooper<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Dylan\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dylan<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Daniels\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dan<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Chaplin\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cha<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Marley\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Marley<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Alice\nlastName: Wolf\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Wolf<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Byrd\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Byrd<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Alice\nlastName: Smith\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Smith<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Brown\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Brown<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Johnson\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Joh<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>"] }, 
+{ name: "<span title=\"age: Int\">age</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">45</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">40</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">18</span></span>"] }, 
+], id: 0, rootId: 0, totalRows: 10 } ) });
+/*-->*/
+
+call_DataFrame(function() { DataFrame.renderTable(0) });
+
+function sendHeight() {
+    const table = document.querySelector('table.dataframe');
+    if (!table) return;
+
+    let height = 0;
+    
+    const thead = table.querySelector('thead');
+    if (thead) height += thead.offsetHeight;
+    
+    const rows = table.querySelectorAll(':scope > tbody > tr');
+    rows.forEach(row => {
+        height += row.offsetHeight;
+    });
+    
+    height += getVerticalMargins(table) + 10;
+
+    window.parent.postMessage({ type: 'iframeHeight', height: Math.ceil(height) }, '*');
+}
+
+function getVerticalMargins(element) {
+    const style = getComputedStyle(element);
+    return parseFloat(style.marginTop) + parseFloat(style.marginBottom);
+}
+
+function repeatHeightCalculation(maxRetries = 10, interval = 100) {
+    let retries = 0;
+    const intervalId = setInterval(() => {
+        sendHeight();
+        retries++;
+        if (retries >= maxRetries) clearInterval(intervalId);
+    }, interval);
+}
+
+window.addEventListener('load', repeatHeightCalculation);
+
+const observer = new MutationObserver(() => repeatHeightCalculation(5, 50));
+observer.observe(document.querySelector('.dataframe'), {
+    childList: true,
+    subtree: true,
+    characterData: true,
+});
+
+
+</script>
+</html>
diff --git a/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsConverted_properties.html b/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsConverted_properties.html
new file mode 100644
index 0000000000..36e7f60bb7
--- /dev/null
+++ b/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsConverted_properties.html
@@ -0,0 +1,510 @@
+<html>
+<head>
+<style type="text/css">
+:root {
+    --background: #fff;
+    --background-odd: #f5f5f5;
+    --background-hover: #d9edfd;
+    --header-text-color: #474747;
+    --text-color: #848484;
+    --text-color-dark: #000;
+    --text-color-medium: #737373;
+    --text-color-pale: #b3b3b3;
+    --inner-border-color: #aaa;
+    --bold-border-color: #000;
+    --link-color: #296eaa;
+    --link-color-pale: #296eaa;
+    --link-hover: #1a466c;
+}
+
+:root[theme="dark"], :root [data-jp-theme-light="false"], .dataframe_dark{
+    --background: #303030;
+    --background-odd: #3c3c3c;
+    --background-hover: #464646;
+    --header-text-color: #dddddd;
+    --text-color: #b3b3b3;
+    --text-color-dark: #dddddd;
+    --text-color-medium: #b2b2b2;
+    --text-color-pale: #737373;
+    --inner-border-color: #707070;
+    --bold-border-color: #777777;
+    --link-color: #008dc0;
+    --link-color-pale: #97e1fb;
+    --link-hover: #00688e;
+}
+
+p.dataframe_description {
+    color: var(--text-color-dark);
+}
+
+table.dataframe {
+    font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
+    font-size: 12px;
+    background-color: var(--background);
+    color: var(--text-color-dark);
+    border: none;
+    border-collapse: collapse;
+}
+
+table.dataframe th, td {
+    padding: 6px;
+    border: 1px solid transparent;
+    text-align: left;
+}
+
+table.dataframe th {
+    background-color: var(--background);
+    color: var(--header-text-color);
+}
+
+table.dataframe td {
+    vertical-align: top;
+    white-space: nowrap;
+}
+
+table.dataframe th.bottomBorder {
+    border-bottom-color: var(--bold-border-color);
+}
+
+table.dataframe tbody > tr:nth-child(odd) {
+    background: var(--background-odd);
+}
+
+table.dataframe tbody > tr:nth-child(even) {
+    background: var(--background);
+}
+
+table.dataframe tbody > tr:hover {
+    background: var(--background-hover);
+}
+
+table.dataframe a {
+    cursor: pointer;
+    color: var(--link-color);
+    text-decoration: none;
+}
+
+table.dataframe tr:hover > td a {
+    color: var(--link-color-pale);
+}
+
+table.dataframe a:hover {
+    color: var(--link-hover);
+    text-decoration: underline;
+}
+
+table.dataframe img {
+    max-width: fit-content;
+}
+
+table.dataframe th.complex {
+    background-color: var(--background);
+    border: 1px solid var(--background);
+}
+
+table.dataframe .leftBorder {
+    border-left-color: var(--inner-border-color);
+}
+
+table.dataframe .rightBorder {
+    border-right-color: var(--inner-border-color);
+}
+
+table.dataframe .rightAlign {
+    text-align: right;
+}
+
+table.dataframe .expanderSvg {
+    width: 8px;
+    height: 8px;
+    margin-right: 3px;
+}
+
+table.dataframe .expander {
+    display: flex;
+    align-items: center;
+}
+
+/* formatting */
+
+table.dataframe .null {
+    color: var(--text-color-pale);
+}
+
+table.dataframe .structural {
+    color: var(--text-color-medium);
+    font-weight: bold;
+}
+
+table.dataframe .dataFrameCaption {
+    font-weight: bold;
+}
+
+table.dataframe .numbers {
+    color: var(--text-color-dark);
+}
+
+table.dataframe td:hover .formatted .structural, .null {
+    color: var(--text-color-dark);
+}
+
+table.dataframe tr:hover .formatted .structural, .null {
+    color: var(--text-color-dark);
+}
+
+
+body {
+    font-family: "JetBrains Mono",SFMono-Regular,Consolas,"Liberation Mono",Menlo,Courier,monospace;
+}       
+
+:root {
+    color: #19191C;
+    background-color: #fff;
+}
+
+:root[theme="dark"] {
+    background-color: #19191C;
+    color: #FFFFFFCC
+}
+
+details details {
+    margin-left: 20px; 
+}
+
+summary {
+    padding: 6px;
+}
+</style>
+</head>
+<body>
+<table class="dataframe" id="df_0"></table>
+
+<p class="dataframe_description"></p>
+</body>
+<script>
+(function () {
+    window.DataFrame = window.DataFrame || new (function () {
+        this.addTable = function (df) {
+            let cols = df.cols;
+            for (let i = 0; i < cols.length; i++) {
+                for (let c of cols[i].children) {
+                    cols[c].parent = i;
+                }
+            }
+            df.nrow = 0
+            for (let i = 0; i < df.cols.length; i++) {
+                if (df.cols[i].values.length > df.nrow) df.nrow = df.cols[i].values.length
+            }
+            if (df.id === df.rootId) {
+                df.expandedFrames = new Set()
+                df.childFrames = {}
+                const table = this.getTableElement(df.id)
+                table.df = df
+                for (let i = 0; i < df.cols.length; i++) {
+                    let col = df.cols[i]
+                    if (col.parent === undefined && col.children.length > 0) col.expanded = true
+                }
+            } else {
+                const rootDf = this.getTableData(df.rootId)
+                rootDf.childFrames[df.id] = df
+            }
+        }
+
+        this.computeRenderData = function (df) {
+            let result = []
+            let pos = 0
+            for (let col = 0; col < df.cols.length; col++) {
+                if (df.cols[col].parent === undefined)
+                    pos += this.computeRenderDataRec(df.cols, col, pos, 0, result, false, false)
+            }
+            for (let i = 0; i < result.length; i++) {
+                let row = result[i]
+                for (let j = 0; j < row.length; j++) {
+                    let cell = row[j]
+                    if (j === 0)
+                        cell.leftBd = false
+                    if (j < row.length - 1) {
+                        let nextData = row[j + 1]
+                        if (nextData.leftBd) cell.rightBd = true
+                        else if (cell.rightBd) nextData.leftBd = true
+                    } else cell.rightBd = false
+                }
+            }
+            return result
+        }
+
+        this.computeRenderDataRec = function (cols, colId, pos, depth, result, leftBorder, rightBorder) {
+            if (result.length === depth) {
+                const array = [];
+                if (pos > 0) {
+                    let j = 0
+                    for (let i = 0; j < pos; i++) {
+                        let c = result[depth - 1][i]
+                        j += c.span
+                        let copy = Object.assign({empty: true}, c)
+                        array.push(copy)
+                    }
+                }
+                result.push(array)
+            }
+            const col = cols[colId];
+            let size = 0;
+            if (col.expanded) {
+                let childPos = pos
+                for (let i = 0; i < col.children.length; i++) {
+                    let child = col.children[i]
+                    let childLeft = i === 0 && (col.children.length > 1 || leftBorder)
+                    let childRight = i === col.children.length - 1 && (col.children.length > 1 || rightBorder)
+                    let childSize = this.computeRenderDataRec(cols, child, childPos, depth + 1, result, childLeft, childRight)
+                    childPos += childSize
+                    size += childSize
+                }
+            } else {
+                for (let i = depth + 1; i < result.length; i++)
+                    result[i].push({id: colId, span: 1, leftBd: leftBorder, rightBd: rightBorder, empty: true})
+                size = 1
+            }
+            let left = leftBorder
+            let right = rightBorder
+            if (size > 1) {
+                left = true
+                right = true
+            }
+            result[depth].push({id: colId, span: size, leftBd: left, rightBd: right})
+            return size
+        }
+
+        this.getTableElement = function (id) {
+            return document.getElementById("df_" + id)
+        }
+
+        this.getTableData = function (id) {
+            return this.getTableElement(id).df
+        }
+
+        this.createExpander = function (isExpanded) {
+            const svgNs = "http://www.w3.org/2000/svg"
+            let svg = document.createElementNS(svgNs, "svg")
+            svg.classList.add("expanderSvg")
+            let path = document.createElementNS(svgNs, "path")
+            if (isExpanded) {
+                svg.setAttribute("viewBox", "0 -2 8 8")
+                path.setAttribute("d", "M1 0 l-1 1 4 4 4 -4 -1 -1 -3 3Z")
+            } else {
+                svg.setAttribute("viewBox", "-2 0 8 8")
+                path.setAttribute("d", "M1 0 l-1 1 3 3 -3 3 1 1 4 -4Z")
+            }
+            path.setAttribute("fill", "currentColor")
+            svg.appendChild(path)
+            return svg
+        }
+
+        this.renderTable = function (id) {
+
+            let table = this.getTableElement(id)
+
+            if (table === null) return
+
+            table.innerHTML = ""
+
+            let df = table.df
+            let rootDf = df.rootId === df.id ? df : this.getTableData(df.rootId)
+
+            // header
+            let header = document.createElement("thead")
+            table.appendChild(header)
+
+            let renderData = this.computeRenderData(df)
+            for (let j = 0; j < renderData.length; j++) {
+                let rowData = renderData[j]
+                let tr = document.createElement("tr");
+                let isLastRow = j === renderData.length - 1
+                header.appendChild(tr);
+                for (let i = 0; i < rowData.length; i++) {
+                    let cell = rowData[i]
+                    let th = document.createElement("th");
+                    th.setAttribute("colspan", cell.span)
+                    let colId = cell.id
+                    let col = df.cols[colId];
+                    if (!cell.empty) {
+                        if (col.children.length === 0) {
+                            th.innerHTML = col.name
+                        } else {
+                            let link = document.createElement("a")
+                            link.className = "expander"
+                            let that = this
+                            link.onclick = function () {
+                                col.expanded = !col.expanded
+                                that.renderTable(id)
+                            }
+                            link.appendChild(this.createExpander(col.expanded))
+                            link.innerHTML += col.name
+                            th.appendChild(link)
+                        }
+                    }
+                    let classes = (cell.leftBd ? " leftBorder" : "") + (cell.rightBd ? " rightBorder" : "")
+                    if (col.rightAlign)
+                        classes += " rightAlign"
+                    if (isLastRow)
+                        classes += " bottomBorder"
+                    if (classes.length > 0)
+                        th.setAttribute("class", classes)
+                    tr.appendChild(th)
+                }
+            }
+
+            // body
+            let body = document.createElement("tbody")
+            table.appendChild(body)
+
+            let columns = renderData.pop()
+            for (let row = 0; row < df.nrow; row++) {
+                let tr = document.createElement("tr");
+                body.appendChild(tr)
+                for (let i = 0; i < columns.length; i++) {
+                    let cell = columns[i]
+                    let td = document.createElement("td");
+                    let colId = cell.id
+                    let col = df.cols[colId]
+                    let classes = (cell.leftBd ? " leftBorder" : "") + (cell.rightBd ? " rightBorder" : "")
+                    if (col.rightAlign)
+                        classes += " rightAlign"
+                    if (classes.length > 0)
+                        td.setAttribute("class", classes)
+                    tr.appendChild(td)
+                    let value = col.values[row]
+                    if (value.frameId !== undefined) {
+                        let frameId = value.frameId
+                        let expanded = rootDf.expandedFrames.has(frameId)
+                        let link = document.createElement("a")
+                        link.className = "expander"
+                        let that = this
+                        link.onclick = function () {
+                            if (rootDf.expandedFrames.has(frameId))
+                                rootDf.expandedFrames.delete(frameId)
+                            else rootDf.expandedFrames.add(frameId)
+                            that.renderTable(id)
+                        }
+                        link.appendChild(this.createExpander(expanded))
+                        link.innerHTML += value.value
+                        if (expanded) {
+                            td.appendChild(link)
+                            td.appendChild(document.createElement("p"))
+                            const childTable = document.createElement("table")
+                            childTable.className = "dataframe"
+                            childTable.id = "df_" + frameId
+                            let childDf = rootDf.childFrames[frameId]
+                            childTable.df = childDf
+                            td.appendChild(childTable)
+                            this.renderTable(frameId)
+                            if (childDf.nrow !== childDf.totalRows) {
+                                const footer = document.createElement("p")
+                                footer.innerText = `... showing only top ${childDf.nrow} of ${childDf.totalRows} rows`
+                                td.appendChild(footer)
+                            }
+                        } else {
+                            td.appendChild(link)
+                        }
+                    } else if (value.style !== undefined) {
+                        td.innerHTML = value.value
+                        td.setAttribute("style", value.style)
+                    } else td.innerHTML = value
+                    this.nodeScriptReplace(td)
+                }
+            }
+        }
+
+        this.nodeScriptReplace = function (node) {
+            if (this.nodeScriptIs(node) === true) {
+                node.parentNode.replaceChild(this.nodeScriptClone(node), node);
+            } else {
+                let i = -1, children = node.childNodes;
+                while (++i < children.length) {
+                    this.nodeScriptReplace(children[i]);
+                }
+            }
+
+            return node;
+        }
+
+        this.nodeScriptClone = function (node) {
+            let script = document.createElement("script");
+            script.text = node.innerHTML;
+
+            let i = -1, attrs = node.attributes, attr;
+            while (++i < attrs.length) {
+                script.setAttribute((attr = attrs[i]).name, attr.value);
+            }
+            return script;
+        }
+
+        this.nodeScriptIs = function (node) {
+            return node.tagName === 'SCRIPT';
+        }
+    })()
+
+    window.call_DataFrame = function (f) {
+        return f();
+    };
+
+    let funQueue = window["kotlinQueues"] && window["kotlinQueues"]["DataFrame"];
+    if (funQueue) {
+        funQueue.forEach(function (f) {
+            f();
+        });
+        funQueue = [];
+    }
+})()
+
+/*<!--*/
+call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"firstName: String\">firstName</span>", children: [], rightAlign: false, values: ["alice","bob","charlie","charlie","bob","alice","charlie","alice","bob","charlie"] }, 
+], id: 0, rootId: 0, totalRows: 10 } ) });
+/*-->*/
+
+call_DataFrame(function() { DataFrame.renderTable(0) });
+
+function sendHeight() {
+    const table = document.querySelector('table.dataframe');
+    if (!table) return;
+
+    let height = 0;
+    
+    const thead = table.querySelector('thead');
+    if (thead) height += thead.offsetHeight;
+    
+    const rows = table.querySelectorAll(':scope > tbody > tr');
+    rows.forEach(row => {
+        height += row.offsetHeight;
+    });
+    
+    height += getVerticalMargins(table) + 10;
+
+    window.parent.postMessage({ type: 'iframeHeight', height: Math.ceil(height) }, '*');
+}
+
+function getVerticalMargins(element) {
+    const style = getComputedStyle(element);
+    return parseFloat(style.marginTop) + parseFloat(style.marginBottom);
+}
+
+function repeatHeightCalculation(maxRetries = 10, interval = 100) {
+    let retries = 0;
+    const intervalId = setInterval(() => {
+        sendHeight();
+        retries++;
+        if (retries >= maxRetries) clearInterval(intervalId);
+    }, interval);
+}
+
+window.addEventListener('load', repeatHeightCalculation);
+
+const observer = new MutationObserver(() => repeatHeightCalculation(5, 50));
+observer.observe(document.querySelector('.dataframe'), {
+    childList: true,
+    subtree: true,
+    characterData: true,
+});
+
+
+</script>
+</html>
diff --git a/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsDrop.html b/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsDrop.html
new file mode 100644
index 0000000000..b91288d4e3
--- /dev/null
+++ b/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsDrop.html
@@ -0,0 +1,513 @@
+<html>
+<head>
+<style type="text/css">
+:root {
+    --background: #fff;
+    --background-odd: #f5f5f5;
+    --background-hover: #d9edfd;
+    --header-text-color: #474747;
+    --text-color: #848484;
+    --text-color-dark: #000;
+    --text-color-medium: #737373;
+    --text-color-pale: #b3b3b3;
+    --inner-border-color: #aaa;
+    --bold-border-color: #000;
+    --link-color: #296eaa;
+    --link-color-pale: #296eaa;
+    --link-hover: #1a466c;
+}
+
+:root[theme="dark"], :root [data-jp-theme-light="false"], .dataframe_dark{
+    --background: #303030;
+    --background-odd: #3c3c3c;
+    --background-hover: #464646;
+    --header-text-color: #dddddd;
+    --text-color: #b3b3b3;
+    --text-color-dark: #dddddd;
+    --text-color-medium: #b2b2b2;
+    --text-color-pale: #737373;
+    --inner-border-color: #707070;
+    --bold-border-color: #777777;
+    --link-color: #008dc0;
+    --link-color-pale: #97e1fb;
+    --link-hover: #00688e;
+}
+
+p.dataframe_description {
+    color: var(--text-color-dark);
+}
+
+table.dataframe {
+    font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
+    font-size: 12px;
+    background-color: var(--background);
+    color: var(--text-color-dark);
+    border: none;
+    border-collapse: collapse;
+}
+
+table.dataframe th, td {
+    padding: 6px;
+    border: 1px solid transparent;
+    text-align: left;
+}
+
+table.dataframe th {
+    background-color: var(--background);
+    color: var(--header-text-color);
+}
+
+table.dataframe td {
+    vertical-align: top;
+    white-space: nowrap;
+}
+
+table.dataframe th.bottomBorder {
+    border-bottom-color: var(--bold-border-color);
+}
+
+table.dataframe tbody > tr:nth-child(odd) {
+    background: var(--background-odd);
+}
+
+table.dataframe tbody > tr:nth-child(even) {
+    background: var(--background);
+}
+
+table.dataframe tbody > tr:hover {
+    background: var(--background-hover);
+}
+
+table.dataframe a {
+    cursor: pointer;
+    color: var(--link-color);
+    text-decoration: none;
+}
+
+table.dataframe tr:hover > td a {
+    color: var(--link-color-pale);
+}
+
+table.dataframe a:hover {
+    color: var(--link-hover);
+    text-decoration: underline;
+}
+
+table.dataframe img {
+    max-width: fit-content;
+}
+
+table.dataframe th.complex {
+    background-color: var(--background);
+    border: 1px solid var(--background);
+}
+
+table.dataframe .leftBorder {
+    border-left-color: var(--inner-border-color);
+}
+
+table.dataframe .rightBorder {
+    border-right-color: var(--inner-border-color);
+}
+
+table.dataframe .rightAlign {
+    text-align: right;
+}
+
+table.dataframe .expanderSvg {
+    width: 8px;
+    height: 8px;
+    margin-right: 3px;
+}
+
+table.dataframe .expander {
+    display: flex;
+    align-items: center;
+}
+
+/* formatting */
+
+table.dataframe .null {
+    color: var(--text-color-pale);
+}
+
+table.dataframe .structural {
+    color: var(--text-color-medium);
+    font-weight: bold;
+}
+
+table.dataframe .dataFrameCaption {
+    font-weight: bold;
+}
+
+table.dataframe .numbers {
+    color: var(--text-color-dark);
+}
+
+table.dataframe td:hover .formatted .structural, .null {
+    color: var(--text-color-dark);
+}
+
+table.dataframe tr:hover .formatted .structural, .null {
+    color: var(--text-color-dark);
+}
+
+
+body {
+    font-family: "JetBrains Mono",SFMono-Regular,Consolas,"Liberation Mono",Menlo,Courier,monospace;
+}       
+
+:root {
+    color: #19191C;
+    background-color: #fff;
+}
+
+:root[theme="dark"] {
+    background-color: #19191C;
+    color: #FFFFFFCC
+}
+
+details details {
+    margin-left: 20px; 
+}
+
+summary {
+    padding: 6px;
+}
+</style>
+</head>
+<body>
+<table class="dataframe" id="df_0"></table>
+
+<p class="dataframe_description"></p>
+</body>
+<script>
+(function () {
+    window.DataFrame = window.DataFrame || new (function () {
+        this.addTable = function (df) {
+            let cols = df.cols;
+            for (let i = 0; i < cols.length; i++) {
+                for (let c of cols[i].children) {
+                    cols[c].parent = i;
+                }
+            }
+            df.nrow = 0
+            for (let i = 0; i < df.cols.length; i++) {
+                if (df.cols[i].values.length > df.nrow) df.nrow = df.cols[i].values.length
+            }
+            if (df.id === df.rootId) {
+                df.expandedFrames = new Set()
+                df.childFrames = {}
+                const table = this.getTableElement(df.id)
+                table.df = df
+                for (let i = 0; i < df.cols.length; i++) {
+                    let col = df.cols[i]
+                    if (col.parent === undefined && col.children.length > 0) col.expanded = true
+                }
+            } else {
+                const rootDf = this.getTableData(df.rootId)
+                rootDf.childFrames[df.id] = df
+            }
+        }
+
+        this.computeRenderData = function (df) {
+            let result = []
+            let pos = 0
+            for (let col = 0; col < df.cols.length; col++) {
+                if (df.cols[col].parent === undefined)
+                    pos += this.computeRenderDataRec(df.cols, col, pos, 0, result, false, false)
+            }
+            for (let i = 0; i < result.length; i++) {
+                let row = result[i]
+                for (let j = 0; j < row.length; j++) {
+                    let cell = row[j]
+                    if (j === 0)
+                        cell.leftBd = false
+                    if (j < row.length - 1) {
+                        let nextData = row[j + 1]
+                        if (nextData.leftBd) cell.rightBd = true
+                        else if (cell.rightBd) nextData.leftBd = true
+                    } else cell.rightBd = false
+                }
+            }
+            return result
+        }
+
+        this.computeRenderDataRec = function (cols, colId, pos, depth, result, leftBorder, rightBorder) {
+            if (result.length === depth) {
+                const array = [];
+                if (pos > 0) {
+                    let j = 0
+                    for (let i = 0; j < pos; i++) {
+                        let c = result[depth - 1][i]
+                        j += c.span
+                        let copy = Object.assign({empty: true}, c)
+                        array.push(copy)
+                    }
+                }
+                result.push(array)
+            }
+            const col = cols[colId];
+            let size = 0;
+            if (col.expanded) {
+                let childPos = pos
+                for (let i = 0; i < col.children.length; i++) {
+                    let child = col.children[i]
+                    let childLeft = i === 0 && (col.children.length > 1 || leftBorder)
+                    let childRight = i === col.children.length - 1 && (col.children.length > 1 || rightBorder)
+                    let childSize = this.computeRenderDataRec(cols, child, childPos, depth + 1, result, childLeft, childRight)
+                    childPos += childSize
+                    size += childSize
+                }
+            } else {
+                for (let i = depth + 1; i < result.length; i++)
+                    result[i].push({id: colId, span: 1, leftBd: leftBorder, rightBd: rightBorder, empty: true})
+                size = 1
+            }
+            let left = leftBorder
+            let right = rightBorder
+            if (size > 1) {
+                left = true
+                right = true
+            }
+            result[depth].push({id: colId, span: size, leftBd: left, rightBd: right})
+            return size
+        }
+
+        this.getTableElement = function (id) {
+            return document.getElementById("df_" + id)
+        }
+
+        this.getTableData = function (id) {
+            return this.getTableElement(id).df
+        }
+
+        this.createExpander = function (isExpanded) {
+            const svgNs = "http://www.w3.org/2000/svg"
+            let svg = document.createElementNS(svgNs, "svg")
+            svg.classList.add("expanderSvg")
+            let path = document.createElementNS(svgNs, "path")
+            if (isExpanded) {
+                svg.setAttribute("viewBox", "0 -2 8 8")
+                path.setAttribute("d", "M1 0 l-1 1 4 4 4 -4 -1 -1 -3 3Z")
+            } else {
+                svg.setAttribute("viewBox", "-2 0 8 8")
+                path.setAttribute("d", "M1 0 l-1 1 3 3 -3 3 1 1 4 -4Z")
+            }
+            path.setAttribute("fill", "currentColor")
+            svg.appendChild(path)
+            return svg
+        }
+
+        this.renderTable = function (id) {
+
+            let table = this.getTableElement(id)
+
+            if (table === null) return
+
+            table.innerHTML = ""
+
+            let df = table.df
+            let rootDf = df.rootId === df.id ? df : this.getTableData(df.rootId)
+
+            // header
+            let header = document.createElement("thead")
+            table.appendChild(header)
+
+            let renderData = this.computeRenderData(df)
+            for (let j = 0; j < renderData.length; j++) {
+                let rowData = renderData[j]
+                let tr = document.createElement("tr");
+                let isLastRow = j === renderData.length - 1
+                header.appendChild(tr);
+                for (let i = 0; i < rowData.length; i++) {
+                    let cell = rowData[i]
+                    let th = document.createElement("th");
+                    th.setAttribute("colspan", cell.span)
+                    let colId = cell.id
+                    let col = df.cols[colId];
+                    if (!cell.empty) {
+                        if (col.children.length === 0) {
+                            th.innerHTML = col.name
+                        } else {
+                            let link = document.createElement("a")
+                            link.className = "expander"
+                            let that = this
+                            link.onclick = function () {
+                                col.expanded = !col.expanded
+                                that.renderTable(id)
+                            }
+                            link.appendChild(this.createExpander(col.expanded))
+                            link.innerHTML += col.name
+                            th.appendChild(link)
+                        }
+                    }
+                    let classes = (cell.leftBd ? " leftBorder" : "") + (cell.rightBd ? " rightBorder" : "")
+                    if (col.rightAlign)
+                        classes += " rightAlign"
+                    if (isLastRow)
+                        classes += " bottomBorder"
+                    if (classes.length > 0)
+                        th.setAttribute("class", classes)
+                    tr.appendChild(th)
+                }
+            }
+
+            // body
+            let body = document.createElement("tbody")
+            table.appendChild(body)
+
+            let columns = renderData.pop()
+            for (let row = 0; row < df.nrow; row++) {
+                let tr = document.createElement("tr");
+                body.appendChild(tr)
+                for (let i = 0; i < columns.length; i++) {
+                    let cell = columns[i]
+                    let td = document.createElement("td");
+                    let colId = cell.id
+                    let col = df.cols[colId]
+                    let classes = (cell.leftBd ? " leftBorder" : "") + (cell.rightBd ? " rightBorder" : "")
+                    if (col.rightAlign)
+                        classes += " rightAlign"
+                    if (classes.length > 0)
+                        td.setAttribute("class", classes)
+                    tr.appendChild(td)
+                    let value = col.values[row]
+                    if (value.frameId !== undefined) {
+                        let frameId = value.frameId
+                        let expanded = rootDf.expandedFrames.has(frameId)
+                        let link = document.createElement("a")
+                        link.className = "expander"
+                        let that = this
+                        link.onclick = function () {
+                            if (rootDf.expandedFrames.has(frameId))
+                                rootDf.expandedFrames.delete(frameId)
+                            else rootDf.expandedFrames.add(frameId)
+                            that.renderTable(id)
+                        }
+                        link.appendChild(this.createExpander(expanded))
+                        link.innerHTML += value.value
+                        if (expanded) {
+                            td.appendChild(link)
+                            td.appendChild(document.createElement("p"))
+                            const childTable = document.createElement("table")
+                            childTable.className = "dataframe"
+                            childTable.id = "df_" + frameId
+                            let childDf = rootDf.childFrames[frameId]
+                            childTable.df = childDf
+                            td.appendChild(childTable)
+                            this.renderTable(frameId)
+                            if (childDf.nrow !== childDf.totalRows) {
+                                const footer = document.createElement("p")
+                                footer.innerText = `... showing only top ${childDf.nrow} of ${childDf.totalRows} rows`
+                                td.appendChild(footer)
+                            }
+                        } else {
+                            td.appendChild(link)
+                        }
+                    } else if (value.style !== undefined) {
+                        td.innerHTML = value.value
+                        td.setAttribute("style", value.style)
+                    } else td.innerHTML = value
+                    this.nodeScriptReplace(td)
+                }
+            }
+        }
+
+        this.nodeScriptReplace = function (node) {
+            if (this.nodeScriptIs(node) === true) {
+                node.parentNode.replaceChild(this.nodeScriptClone(node), node);
+            } else {
+                let i = -1, children = node.childNodes;
+                while (++i < children.length) {
+                    this.nodeScriptReplace(children[i]);
+                }
+            }
+
+            return node;
+        }
+
+        this.nodeScriptClone = function (node) {
+            let script = document.createElement("script");
+            script.text = node.innerHTML;
+
+            let i = -1, attrs = node.attributes, attr;
+            while (++i < attrs.length) {
+                script.setAttribute((attr = attrs[i]).name, attr.value);
+            }
+            return script;
+        }
+
+        this.nodeScriptIs = function (node) {
+            return node.tagName === 'SCRIPT';
+        }
+    })()
+
+    window.call_DataFrame = function (f) {
+        return f();
+    };
+
+    let funQueue = window["kotlinQueues"] && window["kotlinQueues"]["DataFrame"];
+    if (funQueue) {
+        funQueue.forEach(function (f) {
+            f();
+        });
+        funQueue = [];
+    }
+})()
+
+/*<!--*/
+call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"city: String?\">city</span>", children: [], rightAlign: false, values: ["London","Dubai","Moscow","Milan","Tokyo","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","Moscow","Milan","London","Dubai"] }, 
+{ name: "<span title=\"weight: Int?\">weight</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">54</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">87</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">68</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">55</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">90</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">52</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">60</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">70</span></span>"] }, 
+{ name: "<span title=\"isHappy: Boolean\">isHappy</span>", children: [], rightAlign: false, values: ["true","true","false","true","true","false","true","false","false","false"] }, 
+{ name: "<span title=\"year: Int\">year</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>"] }, 
+], id: 0, rootId: 0, totalRows: 10 } ) });
+/*-->*/
+
+call_DataFrame(function() { DataFrame.renderTable(0) });
+
+function sendHeight() {
+    const table = document.querySelector('table.dataframe');
+    if (!table) return;
+
+    let height = 0;
+    
+    const thead = table.querySelector('thead');
+    if (thead) height += thead.offsetHeight;
+    
+    const rows = table.querySelectorAll(':scope > tbody > tr');
+    rows.forEach(row => {
+        height += row.offsetHeight;
+    });
+    
+    height += getVerticalMargins(table) + 10;
+
+    window.parent.postMessage({ type: 'iframeHeight', height: Math.ceil(height) }, '*');
+}
+
+function getVerticalMargins(element) {
+    const style = getComputedStyle(element);
+    return parseFloat(style.marginTop) + parseFloat(style.marginBottom);
+}
+
+function repeatHeightCalculation(maxRetries = 10, interval = 100) {
+    let retries = 0;
+    const intervalId = setInterval(() => {
+        sendHeight();
+        retries++;
+        if (retries >= maxRetries) clearInterval(intervalId);
+    }, interval);
+}
+
+window.addEventListener('load', repeatHeightCalculation);
+
+const observer = new MutationObserver(() => repeatHeightCalculation(5, 50));
+observer.observe(document.querySelector('.dataframe'), {
+    childList: true,
+    subtree: true,
+    characterData: true,
+});
+
+
+</script>
+</html>
diff --git a/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsDropLast.html b/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsDropLast.html
new file mode 100644
index 0000000000..dcd761842e
--- /dev/null
+++ b/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsDropLast.html
@@ -0,0 +1,515 @@
+<html>
+<head>
+<style type="text/css">
+:root {
+    --background: #fff;
+    --background-odd: #f5f5f5;
+    --background-hover: #d9edfd;
+    --header-text-color: #474747;
+    --text-color: #848484;
+    --text-color-dark: #000;
+    --text-color-medium: #737373;
+    --text-color-pale: #b3b3b3;
+    --inner-border-color: #aaa;
+    --bold-border-color: #000;
+    --link-color: #296eaa;
+    --link-color-pale: #296eaa;
+    --link-hover: #1a466c;
+}
+
+:root[theme="dark"], :root [data-jp-theme-light="false"], .dataframe_dark{
+    --background: #303030;
+    --background-odd: #3c3c3c;
+    --background-hover: #464646;
+    --header-text-color: #dddddd;
+    --text-color: #b3b3b3;
+    --text-color-dark: #dddddd;
+    --text-color-medium: #b2b2b2;
+    --text-color-pale: #737373;
+    --inner-border-color: #707070;
+    --bold-border-color: #777777;
+    --link-color: #008dc0;
+    --link-color-pale: #97e1fb;
+    --link-hover: #00688e;
+}
+
+p.dataframe_description {
+    color: var(--text-color-dark);
+}
+
+table.dataframe {
+    font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
+    font-size: 12px;
+    background-color: var(--background);
+    color: var(--text-color-dark);
+    border: none;
+    border-collapse: collapse;
+}
+
+table.dataframe th, td {
+    padding: 6px;
+    border: 1px solid transparent;
+    text-align: left;
+}
+
+table.dataframe th {
+    background-color: var(--background);
+    color: var(--header-text-color);
+}
+
+table.dataframe td {
+    vertical-align: top;
+    white-space: nowrap;
+}
+
+table.dataframe th.bottomBorder {
+    border-bottom-color: var(--bold-border-color);
+}
+
+table.dataframe tbody > tr:nth-child(odd) {
+    background: var(--background-odd);
+}
+
+table.dataframe tbody > tr:nth-child(even) {
+    background: var(--background);
+}
+
+table.dataframe tbody > tr:hover {
+    background: var(--background-hover);
+}
+
+table.dataframe a {
+    cursor: pointer;
+    color: var(--link-color);
+    text-decoration: none;
+}
+
+table.dataframe tr:hover > td a {
+    color: var(--link-color-pale);
+}
+
+table.dataframe a:hover {
+    color: var(--link-hover);
+    text-decoration: underline;
+}
+
+table.dataframe img {
+    max-width: fit-content;
+}
+
+table.dataframe th.complex {
+    background-color: var(--background);
+    border: 1px solid var(--background);
+}
+
+table.dataframe .leftBorder {
+    border-left-color: var(--inner-border-color);
+}
+
+table.dataframe .rightBorder {
+    border-right-color: var(--inner-border-color);
+}
+
+table.dataframe .rightAlign {
+    text-align: right;
+}
+
+table.dataframe .expanderSvg {
+    width: 8px;
+    height: 8px;
+    margin-right: 3px;
+}
+
+table.dataframe .expander {
+    display: flex;
+    align-items: center;
+}
+
+/* formatting */
+
+table.dataframe .null {
+    color: var(--text-color-pale);
+}
+
+table.dataframe .structural {
+    color: var(--text-color-medium);
+    font-weight: bold;
+}
+
+table.dataframe .dataFrameCaption {
+    font-weight: bold;
+}
+
+table.dataframe .numbers {
+    color: var(--text-color-dark);
+}
+
+table.dataframe td:hover .formatted .structural, .null {
+    color: var(--text-color-dark);
+}
+
+table.dataframe tr:hover .formatted .structural, .null {
+    color: var(--text-color-dark);
+}
+
+
+body {
+    font-family: "JetBrains Mono",SFMono-Regular,Consolas,"Liberation Mono",Menlo,Courier,monospace;
+}       
+
+:root {
+    color: #19191C;
+    background-color: #fff;
+}
+
+:root[theme="dark"] {
+    background-color: #19191C;
+    color: #FFFFFFCC
+}
+
+details details {
+    margin-left: 20px; 
+}
+
+summary {
+    padding: 6px;
+}
+</style>
+</head>
+<body>
+<table class="dataframe" id="df_0"></table>
+
+<p class="dataframe_description"></p>
+</body>
+<script>
+(function () {
+    window.DataFrame = window.DataFrame || new (function () {
+        this.addTable = function (df) {
+            let cols = df.cols;
+            for (let i = 0; i < cols.length; i++) {
+                for (let c of cols[i].children) {
+                    cols[c].parent = i;
+                }
+            }
+            df.nrow = 0
+            for (let i = 0; i < df.cols.length; i++) {
+                if (df.cols[i].values.length > df.nrow) df.nrow = df.cols[i].values.length
+            }
+            if (df.id === df.rootId) {
+                df.expandedFrames = new Set()
+                df.childFrames = {}
+                const table = this.getTableElement(df.id)
+                table.df = df
+                for (let i = 0; i < df.cols.length; i++) {
+                    let col = df.cols[i]
+                    if (col.parent === undefined && col.children.length > 0) col.expanded = true
+                }
+            } else {
+                const rootDf = this.getTableData(df.rootId)
+                rootDf.childFrames[df.id] = df
+            }
+        }
+
+        this.computeRenderData = function (df) {
+            let result = []
+            let pos = 0
+            for (let col = 0; col < df.cols.length; col++) {
+                if (df.cols[col].parent === undefined)
+                    pos += this.computeRenderDataRec(df.cols, col, pos, 0, result, false, false)
+            }
+            for (let i = 0; i < result.length; i++) {
+                let row = result[i]
+                for (let j = 0; j < row.length; j++) {
+                    let cell = row[j]
+                    if (j === 0)
+                        cell.leftBd = false
+                    if (j < row.length - 1) {
+                        let nextData = row[j + 1]
+                        if (nextData.leftBd) cell.rightBd = true
+                        else if (cell.rightBd) nextData.leftBd = true
+                    } else cell.rightBd = false
+                }
+            }
+            return result
+        }
+
+        this.computeRenderDataRec = function (cols, colId, pos, depth, result, leftBorder, rightBorder) {
+            if (result.length === depth) {
+                const array = [];
+                if (pos > 0) {
+                    let j = 0
+                    for (let i = 0; j < pos; i++) {
+                        let c = result[depth - 1][i]
+                        j += c.span
+                        let copy = Object.assign({empty: true}, c)
+                        array.push(copy)
+                    }
+                }
+                result.push(array)
+            }
+            const col = cols[colId];
+            let size = 0;
+            if (col.expanded) {
+                let childPos = pos
+                for (let i = 0; i < col.children.length; i++) {
+                    let child = col.children[i]
+                    let childLeft = i === 0 && (col.children.length > 1 || leftBorder)
+                    let childRight = i === col.children.length - 1 && (col.children.length > 1 || rightBorder)
+                    let childSize = this.computeRenderDataRec(cols, child, childPos, depth + 1, result, childLeft, childRight)
+                    childPos += childSize
+                    size += childSize
+                }
+            } else {
+                for (let i = depth + 1; i < result.length; i++)
+                    result[i].push({id: colId, span: 1, leftBd: leftBorder, rightBd: rightBorder, empty: true})
+                size = 1
+            }
+            let left = leftBorder
+            let right = rightBorder
+            if (size > 1) {
+                left = true
+                right = true
+            }
+            result[depth].push({id: colId, span: size, leftBd: left, rightBd: right})
+            return size
+        }
+
+        this.getTableElement = function (id) {
+            return document.getElementById("df_" + id)
+        }
+
+        this.getTableData = function (id) {
+            return this.getTableElement(id).df
+        }
+
+        this.createExpander = function (isExpanded) {
+            const svgNs = "http://www.w3.org/2000/svg"
+            let svg = document.createElementNS(svgNs, "svg")
+            svg.classList.add("expanderSvg")
+            let path = document.createElementNS(svgNs, "path")
+            if (isExpanded) {
+                svg.setAttribute("viewBox", "0 -2 8 8")
+                path.setAttribute("d", "M1 0 l-1 1 4 4 4 -4 -1 -1 -3 3Z")
+            } else {
+                svg.setAttribute("viewBox", "-2 0 8 8")
+                path.setAttribute("d", "M1 0 l-1 1 3 3 -3 3 1 1 4 -4Z")
+            }
+            path.setAttribute("fill", "currentColor")
+            svg.appendChild(path)
+            return svg
+        }
+
+        this.renderTable = function (id) {
+
+            let table = this.getTableElement(id)
+
+            if (table === null) return
+
+            table.innerHTML = ""
+
+            let df = table.df
+            let rootDf = df.rootId === df.id ? df : this.getTableData(df.rootId)
+
+            // header
+            let header = document.createElement("thead")
+            table.appendChild(header)
+
+            let renderData = this.computeRenderData(df)
+            for (let j = 0; j < renderData.length; j++) {
+                let rowData = renderData[j]
+                let tr = document.createElement("tr");
+                let isLastRow = j === renderData.length - 1
+                header.appendChild(tr);
+                for (let i = 0; i < rowData.length; i++) {
+                    let cell = rowData[i]
+                    let th = document.createElement("th");
+                    th.setAttribute("colspan", cell.span)
+                    let colId = cell.id
+                    let col = df.cols[colId];
+                    if (!cell.empty) {
+                        if (col.children.length === 0) {
+                            th.innerHTML = col.name
+                        } else {
+                            let link = document.createElement("a")
+                            link.className = "expander"
+                            let that = this
+                            link.onclick = function () {
+                                col.expanded = !col.expanded
+                                that.renderTable(id)
+                            }
+                            link.appendChild(this.createExpander(col.expanded))
+                            link.innerHTML += col.name
+                            th.appendChild(link)
+                        }
+                    }
+                    let classes = (cell.leftBd ? " leftBorder" : "") + (cell.rightBd ? " rightBorder" : "")
+                    if (col.rightAlign)
+                        classes += " rightAlign"
+                    if (isLastRow)
+                        classes += " bottomBorder"
+                    if (classes.length > 0)
+                        th.setAttribute("class", classes)
+                    tr.appendChild(th)
+                }
+            }
+
+            // body
+            let body = document.createElement("tbody")
+            table.appendChild(body)
+
+            let columns = renderData.pop()
+            for (let row = 0; row < df.nrow; row++) {
+                let tr = document.createElement("tr");
+                body.appendChild(tr)
+                for (let i = 0; i < columns.length; i++) {
+                    let cell = columns[i]
+                    let td = document.createElement("td");
+                    let colId = cell.id
+                    let col = df.cols[colId]
+                    let classes = (cell.leftBd ? " leftBorder" : "") + (cell.rightBd ? " rightBorder" : "")
+                    if (col.rightAlign)
+                        classes += " rightAlign"
+                    if (classes.length > 0)
+                        td.setAttribute("class", classes)
+                    tr.appendChild(td)
+                    let value = col.values[row]
+                    if (value.frameId !== undefined) {
+                        let frameId = value.frameId
+                        let expanded = rootDf.expandedFrames.has(frameId)
+                        let link = document.createElement("a")
+                        link.className = "expander"
+                        let that = this
+                        link.onclick = function () {
+                            if (rootDf.expandedFrames.has(frameId))
+                                rootDf.expandedFrames.delete(frameId)
+                            else rootDf.expandedFrames.add(frameId)
+                            that.renderTable(id)
+                        }
+                        link.appendChild(this.createExpander(expanded))
+                        link.innerHTML += value.value
+                        if (expanded) {
+                            td.appendChild(link)
+                            td.appendChild(document.createElement("p"))
+                            const childTable = document.createElement("table")
+                            childTable.className = "dataframe"
+                            childTable.id = "df_" + frameId
+                            let childDf = rootDf.childFrames[frameId]
+                            childTable.df = childDf
+                            td.appendChild(childTable)
+                            this.renderTable(frameId)
+                            if (childDf.nrow !== childDf.totalRows) {
+                                const footer = document.createElement("p")
+                                footer.innerText = `... showing only top ${childDf.nrow} of ${childDf.totalRows} rows`
+                                td.appendChild(footer)
+                            }
+                        } else {
+                            td.appendChild(link)
+                        }
+                    } else if (value.style !== undefined) {
+                        td.innerHTML = value.value
+                        td.setAttribute("style", value.style)
+                    } else td.innerHTML = value
+                    this.nodeScriptReplace(td)
+                }
+            }
+        }
+
+        this.nodeScriptReplace = function (node) {
+            if (this.nodeScriptIs(node) === true) {
+                node.parentNode.replaceChild(this.nodeScriptClone(node), node);
+            } else {
+                let i = -1, children = node.childNodes;
+                while (++i < children.length) {
+                    this.nodeScriptReplace(children[i]);
+                }
+            }
+
+            return node;
+        }
+
+        this.nodeScriptClone = function (node) {
+            let script = document.createElement("script");
+            script.text = node.innerHTML;
+
+            let i = -1, attrs = node.attributes, attr;
+            while (++i < attrs.length) {
+                script.setAttribute((attr = attrs[i]).name, attr.value);
+            }
+            return script;
+        }
+
+        this.nodeScriptIs = function (node) {
+            return node.tagName === 'SCRIPT';
+        }
+    })()
+
+    window.call_DataFrame = function (f) {
+        return f();
+    };
+
+    let funQueue = window["kotlinQueues"] && window["kotlinQueues"]["DataFrame"];
+    if (funQueue) {
+        funQueue.forEach(function (f) {
+            f();
+        });
+        funQueue = [];
+    }
+})()
+
+/*<!--*/
+call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"firstName: String\">firstName</span>", children: [], rightAlign: false, values: ["Alice","Bob","Charlie","Charlie","Bob","Alice","Charlie","Alice","Bob","Charlie"] }, 
+{ name: "<span title=\"lastName: String\">lastName</span>", children: [], rightAlign: false, values: ["Cooper","Dylan","Daniels","Chaplin","Marley","Wolf","Byrd","Smith","Brown","Johnson"] }, 
+{ name: "<span title=\"name: DataRow<*>\">name</span>", children: [0, 1], rightAlign: false, values: ["<span class=\"formatted\" title=\"firstName: Alice\nlastName: Cooper\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cooper<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Dylan\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dylan<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Daniels\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dan<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Chaplin\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cha<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Marley\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Marley<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Alice\nlastName: Wolf\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Wolf<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Byrd\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Byrd<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Alice\nlastName: Smith\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Smith<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Brown\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Brown<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Johnson\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Joh<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>"] }, 
+{ name: "<span title=\"age: Int\">age</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">45</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">40</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">18</span></span>"] }, 
+{ name: "<span title=\"city: String?\">city</span>", children: [], rightAlign: false, values: ["London","Dubai","Moscow","Milan","Tokyo","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","Moscow","Milan","London","Dubai"] }, 
+{ name: "<span title=\"weight: Int?\">weight</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">54</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">87</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">68</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">55</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">90</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">52</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">60</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">70</span></span>"] }, 
+], id: 0, rootId: 0, totalRows: 10 } ) });
+/*-->*/
+
+call_DataFrame(function() { DataFrame.renderTable(0) });
+
+function sendHeight() {
+    const table = document.querySelector('table.dataframe');
+    if (!table) return;
+
+    let height = 0;
+    
+    const thead = table.querySelector('thead');
+    if (thead) height += thead.offsetHeight;
+    
+    const rows = table.querySelectorAll(':scope > tbody > tr');
+    rows.forEach(row => {
+        height += row.offsetHeight;
+    });
+    
+    height += getVerticalMargins(table) + 10;
+
+    window.parent.postMessage({ type: 'iframeHeight', height: Math.ceil(height) }, '*');
+}
+
+function getVerticalMargins(element) {
+    const style = getComputedStyle(element);
+    return parseFloat(style.marginTop) + parseFloat(style.marginBottom);
+}
+
+function repeatHeightCalculation(maxRetries = 10, interval = 100) {
+    let retries = 0;
+    const intervalId = setInterval(() => {
+        sendHeight();
+        retries++;
+        if (retries >= maxRetries) clearInterval(intervalId);
+    }, interval);
+}
+
+window.addEventListener('load', repeatHeightCalculation);
+
+const observer = new MutationObserver(() => repeatHeightCalculation(5, 50));
+observer.observe(document.querySelector('.dataframe'), {
+    childList: true,
+    subtree: true,
+    characterData: true,
+});
+
+
+</script>
+</html>
diff --git a/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsFirst.html b/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsFirst.html
new file mode 100644
index 0000000000..0e7f486915
--- /dev/null
+++ b/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsFirst.html
@@ -0,0 +1,510 @@
+<html>
+<head>
+<style type="text/css">
+:root {
+    --background: #fff;
+    --background-odd: #f5f5f5;
+    --background-hover: #d9edfd;
+    --header-text-color: #474747;
+    --text-color: #848484;
+    --text-color-dark: #000;
+    --text-color-medium: #737373;
+    --text-color-pale: #b3b3b3;
+    --inner-border-color: #aaa;
+    --bold-border-color: #000;
+    --link-color: #296eaa;
+    --link-color-pale: #296eaa;
+    --link-hover: #1a466c;
+}
+
+:root[theme="dark"], :root [data-jp-theme-light="false"], .dataframe_dark{
+    --background: #303030;
+    --background-odd: #3c3c3c;
+    --background-hover: #464646;
+    --header-text-color: #dddddd;
+    --text-color: #b3b3b3;
+    --text-color-dark: #dddddd;
+    --text-color-medium: #b2b2b2;
+    --text-color-pale: #737373;
+    --inner-border-color: #707070;
+    --bold-border-color: #777777;
+    --link-color: #008dc0;
+    --link-color-pale: #97e1fb;
+    --link-hover: #00688e;
+}
+
+p.dataframe_description {
+    color: var(--text-color-dark);
+}
+
+table.dataframe {
+    font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
+    font-size: 12px;
+    background-color: var(--background);
+    color: var(--text-color-dark);
+    border: none;
+    border-collapse: collapse;
+}
+
+table.dataframe th, td {
+    padding: 6px;
+    border: 1px solid transparent;
+    text-align: left;
+}
+
+table.dataframe th {
+    background-color: var(--background);
+    color: var(--header-text-color);
+}
+
+table.dataframe td {
+    vertical-align: top;
+    white-space: nowrap;
+}
+
+table.dataframe th.bottomBorder {
+    border-bottom-color: var(--bold-border-color);
+}
+
+table.dataframe tbody > tr:nth-child(odd) {
+    background: var(--background-odd);
+}
+
+table.dataframe tbody > tr:nth-child(even) {
+    background: var(--background);
+}
+
+table.dataframe tbody > tr:hover {
+    background: var(--background-hover);
+}
+
+table.dataframe a {
+    cursor: pointer;
+    color: var(--link-color);
+    text-decoration: none;
+}
+
+table.dataframe tr:hover > td a {
+    color: var(--link-color-pale);
+}
+
+table.dataframe a:hover {
+    color: var(--link-hover);
+    text-decoration: underline;
+}
+
+table.dataframe img {
+    max-width: fit-content;
+}
+
+table.dataframe th.complex {
+    background-color: var(--background);
+    border: 1px solid var(--background);
+}
+
+table.dataframe .leftBorder {
+    border-left-color: var(--inner-border-color);
+}
+
+table.dataframe .rightBorder {
+    border-right-color: var(--inner-border-color);
+}
+
+table.dataframe .rightAlign {
+    text-align: right;
+}
+
+table.dataframe .expanderSvg {
+    width: 8px;
+    height: 8px;
+    margin-right: 3px;
+}
+
+table.dataframe .expander {
+    display: flex;
+    align-items: center;
+}
+
+/* formatting */
+
+table.dataframe .null {
+    color: var(--text-color-pale);
+}
+
+table.dataframe .structural {
+    color: var(--text-color-medium);
+    font-weight: bold;
+}
+
+table.dataframe .dataFrameCaption {
+    font-weight: bold;
+}
+
+table.dataframe .numbers {
+    color: var(--text-color-dark);
+}
+
+table.dataframe td:hover .formatted .structural, .null {
+    color: var(--text-color-dark);
+}
+
+table.dataframe tr:hover .formatted .structural, .null {
+    color: var(--text-color-dark);
+}
+
+
+body {
+    font-family: "JetBrains Mono",SFMono-Regular,Consolas,"Liberation Mono",Menlo,Courier,monospace;
+}       
+
+:root {
+    color: #19191C;
+    background-color: #fff;
+}
+
+:root[theme="dark"] {
+    background-color: #19191C;
+    color: #FFFFFFCC
+}
+
+details details {
+    margin-left: 20px; 
+}
+
+summary {
+    padding: 6px;
+}
+</style>
+</head>
+<body>
+<table class="dataframe" id="df_0"></table>
+
+<p class="dataframe_description"></p>
+</body>
+<script>
+(function () {
+    window.DataFrame = window.DataFrame || new (function () {
+        this.addTable = function (df) {
+            let cols = df.cols;
+            for (let i = 0; i < cols.length; i++) {
+                for (let c of cols[i].children) {
+                    cols[c].parent = i;
+                }
+            }
+            df.nrow = 0
+            for (let i = 0; i < df.cols.length; i++) {
+                if (df.cols[i].values.length > df.nrow) df.nrow = df.cols[i].values.length
+            }
+            if (df.id === df.rootId) {
+                df.expandedFrames = new Set()
+                df.childFrames = {}
+                const table = this.getTableElement(df.id)
+                table.df = df
+                for (let i = 0; i < df.cols.length; i++) {
+                    let col = df.cols[i]
+                    if (col.parent === undefined && col.children.length > 0) col.expanded = true
+                }
+            } else {
+                const rootDf = this.getTableData(df.rootId)
+                rootDf.childFrames[df.id] = df
+            }
+        }
+
+        this.computeRenderData = function (df) {
+            let result = []
+            let pos = 0
+            for (let col = 0; col < df.cols.length; col++) {
+                if (df.cols[col].parent === undefined)
+                    pos += this.computeRenderDataRec(df.cols, col, pos, 0, result, false, false)
+            }
+            for (let i = 0; i < result.length; i++) {
+                let row = result[i]
+                for (let j = 0; j < row.length; j++) {
+                    let cell = row[j]
+                    if (j === 0)
+                        cell.leftBd = false
+                    if (j < row.length - 1) {
+                        let nextData = row[j + 1]
+                        if (nextData.leftBd) cell.rightBd = true
+                        else if (cell.rightBd) nextData.leftBd = true
+                    } else cell.rightBd = false
+                }
+            }
+            return result
+        }
+
+        this.computeRenderDataRec = function (cols, colId, pos, depth, result, leftBorder, rightBorder) {
+            if (result.length === depth) {
+                const array = [];
+                if (pos > 0) {
+                    let j = 0
+                    for (let i = 0; j < pos; i++) {
+                        let c = result[depth - 1][i]
+                        j += c.span
+                        let copy = Object.assign({empty: true}, c)
+                        array.push(copy)
+                    }
+                }
+                result.push(array)
+            }
+            const col = cols[colId];
+            let size = 0;
+            if (col.expanded) {
+                let childPos = pos
+                for (let i = 0; i < col.children.length; i++) {
+                    let child = col.children[i]
+                    let childLeft = i === 0 && (col.children.length > 1 || leftBorder)
+                    let childRight = i === col.children.length - 1 && (col.children.length > 1 || rightBorder)
+                    let childSize = this.computeRenderDataRec(cols, child, childPos, depth + 1, result, childLeft, childRight)
+                    childPos += childSize
+                    size += childSize
+                }
+            } else {
+                for (let i = depth + 1; i < result.length; i++)
+                    result[i].push({id: colId, span: 1, leftBd: leftBorder, rightBd: rightBorder, empty: true})
+                size = 1
+            }
+            let left = leftBorder
+            let right = rightBorder
+            if (size > 1) {
+                left = true
+                right = true
+            }
+            result[depth].push({id: colId, span: size, leftBd: left, rightBd: right})
+            return size
+        }
+
+        this.getTableElement = function (id) {
+            return document.getElementById("df_" + id)
+        }
+
+        this.getTableData = function (id) {
+            return this.getTableElement(id).df
+        }
+
+        this.createExpander = function (isExpanded) {
+            const svgNs = "http://www.w3.org/2000/svg"
+            let svg = document.createElementNS(svgNs, "svg")
+            svg.classList.add("expanderSvg")
+            let path = document.createElementNS(svgNs, "path")
+            if (isExpanded) {
+                svg.setAttribute("viewBox", "0 -2 8 8")
+                path.setAttribute("d", "M1 0 l-1 1 4 4 4 -4 -1 -1 -3 3Z")
+            } else {
+                svg.setAttribute("viewBox", "-2 0 8 8")
+                path.setAttribute("d", "M1 0 l-1 1 3 3 -3 3 1 1 4 -4Z")
+            }
+            path.setAttribute("fill", "currentColor")
+            svg.appendChild(path)
+            return svg
+        }
+
+        this.renderTable = function (id) {
+
+            let table = this.getTableElement(id)
+
+            if (table === null) return
+
+            table.innerHTML = ""
+
+            let df = table.df
+            let rootDf = df.rootId === df.id ? df : this.getTableData(df.rootId)
+
+            // header
+            let header = document.createElement("thead")
+            table.appendChild(header)
+
+            let renderData = this.computeRenderData(df)
+            for (let j = 0; j < renderData.length; j++) {
+                let rowData = renderData[j]
+                let tr = document.createElement("tr");
+                let isLastRow = j === renderData.length - 1
+                header.appendChild(tr);
+                for (let i = 0; i < rowData.length; i++) {
+                    let cell = rowData[i]
+                    let th = document.createElement("th");
+                    th.setAttribute("colspan", cell.span)
+                    let colId = cell.id
+                    let col = df.cols[colId];
+                    if (!cell.empty) {
+                        if (col.children.length === 0) {
+                            th.innerHTML = col.name
+                        } else {
+                            let link = document.createElement("a")
+                            link.className = "expander"
+                            let that = this
+                            link.onclick = function () {
+                                col.expanded = !col.expanded
+                                that.renderTable(id)
+                            }
+                            link.appendChild(this.createExpander(col.expanded))
+                            link.innerHTML += col.name
+                            th.appendChild(link)
+                        }
+                    }
+                    let classes = (cell.leftBd ? " leftBorder" : "") + (cell.rightBd ? " rightBorder" : "")
+                    if (col.rightAlign)
+                        classes += " rightAlign"
+                    if (isLastRow)
+                        classes += " bottomBorder"
+                    if (classes.length > 0)
+                        th.setAttribute("class", classes)
+                    tr.appendChild(th)
+                }
+            }
+
+            // body
+            let body = document.createElement("tbody")
+            table.appendChild(body)
+
+            let columns = renderData.pop()
+            for (let row = 0; row < df.nrow; row++) {
+                let tr = document.createElement("tr");
+                body.appendChild(tr)
+                for (let i = 0; i < columns.length; i++) {
+                    let cell = columns[i]
+                    let td = document.createElement("td");
+                    let colId = cell.id
+                    let col = df.cols[colId]
+                    let classes = (cell.leftBd ? " leftBorder" : "") + (cell.rightBd ? " rightBorder" : "")
+                    if (col.rightAlign)
+                        classes += " rightAlign"
+                    if (classes.length > 0)
+                        td.setAttribute("class", classes)
+                    tr.appendChild(td)
+                    let value = col.values[row]
+                    if (value.frameId !== undefined) {
+                        let frameId = value.frameId
+                        let expanded = rootDf.expandedFrames.has(frameId)
+                        let link = document.createElement("a")
+                        link.className = "expander"
+                        let that = this
+                        link.onclick = function () {
+                            if (rootDf.expandedFrames.has(frameId))
+                                rootDf.expandedFrames.delete(frameId)
+                            else rootDf.expandedFrames.add(frameId)
+                            that.renderTable(id)
+                        }
+                        link.appendChild(this.createExpander(expanded))
+                        link.innerHTML += value.value
+                        if (expanded) {
+                            td.appendChild(link)
+                            td.appendChild(document.createElement("p"))
+                            const childTable = document.createElement("table")
+                            childTable.className = "dataframe"
+                            childTable.id = "df_" + frameId
+                            let childDf = rootDf.childFrames[frameId]
+                            childTable.df = childDf
+                            td.appendChild(childTable)
+                            this.renderTable(frameId)
+                            if (childDf.nrow !== childDf.totalRows) {
+                                const footer = document.createElement("p")
+                                footer.innerText = `... showing only top ${childDf.nrow} of ${childDf.totalRows} rows`
+                                td.appendChild(footer)
+                            }
+                        } else {
+                            td.appendChild(link)
+                        }
+                    } else if (value.style !== undefined) {
+                        td.innerHTML = value.value
+                        td.setAttribute("style", value.style)
+                    } else td.innerHTML = value
+                    this.nodeScriptReplace(td)
+                }
+            }
+        }
+
+        this.nodeScriptReplace = function (node) {
+            if (this.nodeScriptIs(node) === true) {
+                node.parentNode.replaceChild(this.nodeScriptClone(node), node);
+            } else {
+                let i = -1, children = node.childNodes;
+                while (++i < children.length) {
+                    this.nodeScriptReplace(children[i]);
+                }
+            }
+
+            return node;
+        }
+
+        this.nodeScriptClone = function (node) {
+            let script = document.createElement("script");
+            script.text = node.innerHTML;
+
+            let i = -1, attrs = node.attributes, attr;
+            while (++i < attrs.length) {
+                script.setAttribute((attr = attrs[i]).name, attr.value);
+            }
+            return script;
+        }
+
+        this.nodeScriptIs = function (node) {
+            return node.tagName === 'SCRIPT';
+        }
+    })()
+
+    window.call_DataFrame = function (f) {
+        return f();
+    };
+
+    let funQueue = window["kotlinQueues"] && window["kotlinQueues"]["DataFrame"];
+    if (funQueue) {
+        funQueue.forEach(function (f) {
+            f();
+        });
+        funQueue = [];
+    }
+})()
+
+/*<!--*/
+call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"year: Int\">year</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>"] }, 
+], id: 0, rootId: 0, totalRows: 10 } ) });
+/*-->*/
+
+call_DataFrame(function() { DataFrame.renderTable(0) });
+
+function sendHeight() {
+    const table = document.querySelector('table.dataframe');
+    if (!table) return;
+
+    let height = 0;
+    
+    const thead = table.querySelector('thead');
+    if (thead) height += thead.offsetHeight;
+    
+    const rows = table.querySelectorAll(':scope > tbody > tr');
+    rows.forEach(row => {
+        height += row.offsetHeight;
+    });
+    
+    height += getVerticalMargins(table) + 10;
+
+    window.parent.postMessage({ type: 'iframeHeight', height: Math.ceil(height) }, '*');
+}
+
+function getVerticalMargins(element) {
+    const style = getComputedStyle(element);
+    return parseFloat(style.marginTop) + parseFloat(style.marginBottom);
+}
+
+function repeatHeightCalculation(maxRetries = 10, interval = 100) {
+    let retries = 0;
+    const intervalId = setInterval(() => {
+        sendHeight();
+        retries++;
+        if (retries >= maxRetries) clearInterval(intervalId);
+    }, interval);
+}
+
+window.addEventListener('load', repeatHeightCalculation);
+
+const observer = new MutationObserver(() => repeatHeightCalculation(5, 50));
+observer.observe(document.querySelector('.dataframe'), {
+    childList: true,
+    subtree: true,
+    characterData: true,
+});
+
+
+</script>
+</html>
diff --git a/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsLastInGroup.html b/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsLastInGroup.html
new file mode 100644
index 0000000000..3096cbff0b
--- /dev/null
+++ b/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsLastInGroup.html
@@ -0,0 +1,510 @@
+<html>
+<head>
+<style type="text/css">
+:root {
+    --background: #fff;
+    --background-odd: #f5f5f5;
+    --background-hover: #d9edfd;
+    --header-text-color: #474747;
+    --text-color: #848484;
+    --text-color-dark: #000;
+    --text-color-medium: #737373;
+    --text-color-pale: #b3b3b3;
+    --inner-border-color: #aaa;
+    --bold-border-color: #000;
+    --link-color: #296eaa;
+    --link-color-pale: #296eaa;
+    --link-hover: #1a466c;
+}
+
+:root[theme="dark"], :root [data-jp-theme-light="false"], .dataframe_dark{
+    --background: #303030;
+    --background-odd: #3c3c3c;
+    --background-hover: #464646;
+    --header-text-color: #dddddd;
+    --text-color: #b3b3b3;
+    --text-color-dark: #dddddd;
+    --text-color-medium: #b2b2b2;
+    --text-color-pale: #737373;
+    --inner-border-color: #707070;
+    --bold-border-color: #777777;
+    --link-color: #008dc0;
+    --link-color-pale: #97e1fb;
+    --link-hover: #00688e;
+}
+
+p.dataframe_description {
+    color: var(--text-color-dark);
+}
+
+table.dataframe {
+    font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
+    font-size: 12px;
+    background-color: var(--background);
+    color: var(--text-color-dark);
+    border: none;
+    border-collapse: collapse;
+}
+
+table.dataframe th, td {
+    padding: 6px;
+    border: 1px solid transparent;
+    text-align: left;
+}
+
+table.dataframe th {
+    background-color: var(--background);
+    color: var(--header-text-color);
+}
+
+table.dataframe td {
+    vertical-align: top;
+    white-space: nowrap;
+}
+
+table.dataframe th.bottomBorder {
+    border-bottom-color: var(--bold-border-color);
+}
+
+table.dataframe tbody > tr:nth-child(odd) {
+    background: var(--background-odd);
+}
+
+table.dataframe tbody > tr:nth-child(even) {
+    background: var(--background);
+}
+
+table.dataframe tbody > tr:hover {
+    background: var(--background-hover);
+}
+
+table.dataframe a {
+    cursor: pointer;
+    color: var(--link-color);
+    text-decoration: none;
+}
+
+table.dataframe tr:hover > td a {
+    color: var(--link-color-pale);
+}
+
+table.dataframe a:hover {
+    color: var(--link-hover);
+    text-decoration: underline;
+}
+
+table.dataframe img {
+    max-width: fit-content;
+}
+
+table.dataframe th.complex {
+    background-color: var(--background);
+    border: 1px solid var(--background);
+}
+
+table.dataframe .leftBorder {
+    border-left-color: var(--inner-border-color);
+}
+
+table.dataframe .rightBorder {
+    border-right-color: var(--inner-border-color);
+}
+
+table.dataframe .rightAlign {
+    text-align: right;
+}
+
+table.dataframe .expanderSvg {
+    width: 8px;
+    height: 8px;
+    margin-right: 3px;
+}
+
+table.dataframe .expander {
+    display: flex;
+    align-items: center;
+}
+
+/* formatting */
+
+table.dataframe .null {
+    color: var(--text-color-pale);
+}
+
+table.dataframe .structural {
+    color: var(--text-color-medium);
+    font-weight: bold;
+}
+
+table.dataframe .dataFrameCaption {
+    font-weight: bold;
+}
+
+table.dataframe .numbers {
+    color: var(--text-color-dark);
+}
+
+table.dataframe td:hover .formatted .structural, .null {
+    color: var(--text-color-dark);
+}
+
+table.dataframe tr:hover .formatted .structural, .null {
+    color: var(--text-color-dark);
+}
+
+
+body {
+    font-family: "JetBrains Mono",SFMono-Regular,Consolas,"Liberation Mono",Menlo,Courier,monospace;
+}       
+
+:root {
+    color: #19191C;
+    background-color: #fff;
+}
+
+:root[theme="dark"] {
+    background-color: #19191C;
+    color: #FFFFFFCC
+}
+
+details details {
+    margin-left: 20px; 
+}
+
+summary {
+    padding: 6px;
+}
+</style>
+</head>
+<body>
+<table class="dataframe" id="df_0"></table>
+
+<p class="dataframe_description"></p>
+</body>
+<script>
+(function () {
+    window.DataFrame = window.DataFrame || new (function () {
+        this.addTable = function (df) {
+            let cols = df.cols;
+            for (let i = 0; i < cols.length; i++) {
+                for (let c of cols[i].children) {
+                    cols[c].parent = i;
+                }
+            }
+            df.nrow = 0
+            for (let i = 0; i < df.cols.length; i++) {
+                if (df.cols[i].values.length > df.nrow) df.nrow = df.cols[i].values.length
+            }
+            if (df.id === df.rootId) {
+                df.expandedFrames = new Set()
+                df.childFrames = {}
+                const table = this.getTableElement(df.id)
+                table.df = df
+                for (let i = 0; i < df.cols.length; i++) {
+                    let col = df.cols[i]
+                    if (col.parent === undefined && col.children.length > 0) col.expanded = true
+                }
+            } else {
+                const rootDf = this.getTableData(df.rootId)
+                rootDf.childFrames[df.id] = df
+            }
+        }
+
+        this.computeRenderData = function (df) {
+            let result = []
+            let pos = 0
+            for (let col = 0; col < df.cols.length; col++) {
+                if (df.cols[col].parent === undefined)
+                    pos += this.computeRenderDataRec(df.cols, col, pos, 0, result, false, false)
+            }
+            for (let i = 0; i < result.length; i++) {
+                let row = result[i]
+                for (let j = 0; j < row.length; j++) {
+                    let cell = row[j]
+                    if (j === 0)
+                        cell.leftBd = false
+                    if (j < row.length - 1) {
+                        let nextData = row[j + 1]
+                        if (nextData.leftBd) cell.rightBd = true
+                        else if (cell.rightBd) nextData.leftBd = true
+                    } else cell.rightBd = false
+                }
+            }
+            return result
+        }
+
+        this.computeRenderDataRec = function (cols, colId, pos, depth, result, leftBorder, rightBorder) {
+            if (result.length === depth) {
+                const array = [];
+                if (pos > 0) {
+                    let j = 0
+                    for (let i = 0; j < pos; i++) {
+                        let c = result[depth - 1][i]
+                        j += c.span
+                        let copy = Object.assign({empty: true}, c)
+                        array.push(copy)
+                    }
+                }
+                result.push(array)
+            }
+            const col = cols[colId];
+            let size = 0;
+            if (col.expanded) {
+                let childPos = pos
+                for (let i = 0; i < col.children.length; i++) {
+                    let child = col.children[i]
+                    let childLeft = i === 0 && (col.children.length > 1 || leftBorder)
+                    let childRight = i === col.children.length - 1 && (col.children.length > 1 || rightBorder)
+                    let childSize = this.computeRenderDataRec(cols, child, childPos, depth + 1, result, childLeft, childRight)
+                    childPos += childSize
+                    size += childSize
+                }
+            } else {
+                for (let i = depth + 1; i < result.length; i++)
+                    result[i].push({id: colId, span: 1, leftBd: leftBorder, rightBd: rightBorder, empty: true})
+                size = 1
+            }
+            let left = leftBorder
+            let right = rightBorder
+            if (size > 1) {
+                left = true
+                right = true
+            }
+            result[depth].push({id: colId, span: size, leftBd: left, rightBd: right})
+            return size
+        }
+
+        this.getTableElement = function (id) {
+            return document.getElementById("df_" + id)
+        }
+
+        this.getTableData = function (id) {
+            return this.getTableElement(id).df
+        }
+
+        this.createExpander = function (isExpanded) {
+            const svgNs = "http://www.w3.org/2000/svg"
+            let svg = document.createElementNS(svgNs, "svg")
+            svg.classList.add("expanderSvg")
+            let path = document.createElementNS(svgNs, "path")
+            if (isExpanded) {
+                svg.setAttribute("viewBox", "0 -2 8 8")
+                path.setAttribute("d", "M1 0 l-1 1 4 4 4 -4 -1 -1 -3 3Z")
+            } else {
+                svg.setAttribute("viewBox", "-2 0 8 8")
+                path.setAttribute("d", "M1 0 l-1 1 3 3 -3 3 1 1 4 -4Z")
+            }
+            path.setAttribute("fill", "currentColor")
+            svg.appendChild(path)
+            return svg
+        }
+
+        this.renderTable = function (id) {
+
+            let table = this.getTableElement(id)
+
+            if (table === null) return
+
+            table.innerHTML = ""
+
+            let df = table.df
+            let rootDf = df.rootId === df.id ? df : this.getTableData(df.rootId)
+
+            // header
+            let header = document.createElement("thead")
+            table.appendChild(header)
+
+            let renderData = this.computeRenderData(df)
+            for (let j = 0; j < renderData.length; j++) {
+                let rowData = renderData[j]
+                let tr = document.createElement("tr");
+                let isLastRow = j === renderData.length - 1
+                header.appendChild(tr);
+                for (let i = 0; i < rowData.length; i++) {
+                    let cell = rowData[i]
+                    let th = document.createElement("th");
+                    th.setAttribute("colspan", cell.span)
+                    let colId = cell.id
+                    let col = df.cols[colId];
+                    if (!cell.empty) {
+                        if (col.children.length === 0) {
+                            th.innerHTML = col.name
+                        } else {
+                            let link = document.createElement("a")
+                            link.className = "expander"
+                            let that = this
+                            link.onclick = function () {
+                                col.expanded = !col.expanded
+                                that.renderTable(id)
+                            }
+                            link.appendChild(this.createExpander(col.expanded))
+                            link.innerHTML += col.name
+                            th.appendChild(link)
+                        }
+                    }
+                    let classes = (cell.leftBd ? " leftBorder" : "") + (cell.rightBd ? " rightBorder" : "")
+                    if (col.rightAlign)
+                        classes += " rightAlign"
+                    if (isLastRow)
+                        classes += " bottomBorder"
+                    if (classes.length > 0)
+                        th.setAttribute("class", classes)
+                    tr.appendChild(th)
+                }
+            }
+
+            // body
+            let body = document.createElement("tbody")
+            table.appendChild(body)
+
+            let columns = renderData.pop()
+            for (let row = 0; row < df.nrow; row++) {
+                let tr = document.createElement("tr");
+                body.appendChild(tr)
+                for (let i = 0; i < columns.length; i++) {
+                    let cell = columns[i]
+                    let td = document.createElement("td");
+                    let colId = cell.id
+                    let col = df.cols[colId]
+                    let classes = (cell.leftBd ? " leftBorder" : "") + (cell.rightBd ? " rightBorder" : "")
+                    if (col.rightAlign)
+                        classes += " rightAlign"
+                    if (classes.length > 0)
+                        td.setAttribute("class", classes)
+                    tr.appendChild(td)
+                    let value = col.values[row]
+                    if (value.frameId !== undefined) {
+                        let frameId = value.frameId
+                        let expanded = rootDf.expandedFrames.has(frameId)
+                        let link = document.createElement("a")
+                        link.className = "expander"
+                        let that = this
+                        link.onclick = function () {
+                            if (rootDf.expandedFrames.has(frameId))
+                                rootDf.expandedFrames.delete(frameId)
+                            else rootDf.expandedFrames.add(frameId)
+                            that.renderTable(id)
+                        }
+                        link.appendChild(this.createExpander(expanded))
+                        link.innerHTML += value.value
+                        if (expanded) {
+                            td.appendChild(link)
+                            td.appendChild(document.createElement("p"))
+                            const childTable = document.createElement("table")
+                            childTable.className = "dataframe"
+                            childTable.id = "df_" + frameId
+                            let childDf = rootDf.childFrames[frameId]
+                            childTable.df = childDf
+                            td.appendChild(childTable)
+                            this.renderTable(frameId)
+                            if (childDf.nrow !== childDf.totalRows) {
+                                const footer = document.createElement("p")
+                                footer.innerText = `... showing only top ${childDf.nrow} of ${childDf.totalRows} rows`
+                                td.appendChild(footer)
+                            }
+                        } else {
+                            td.appendChild(link)
+                        }
+                    } else if (value.style !== undefined) {
+                        td.innerHTML = value.value
+                        td.setAttribute("style", value.style)
+                    } else td.innerHTML = value
+                    this.nodeScriptReplace(td)
+                }
+            }
+        }
+
+        this.nodeScriptReplace = function (node) {
+            if (this.nodeScriptIs(node) === true) {
+                node.parentNode.replaceChild(this.nodeScriptClone(node), node);
+            } else {
+                let i = -1, children = node.childNodes;
+                while (++i < children.length) {
+                    this.nodeScriptReplace(children[i]);
+                }
+            }
+
+            return node;
+        }
+
+        this.nodeScriptClone = function (node) {
+            let script = document.createElement("script");
+            script.text = node.innerHTML;
+
+            let i = -1, attrs = node.attributes, attr;
+            while (++i < attrs.length) {
+                script.setAttribute((attr = attrs[i]).name, attr.value);
+            }
+            return script;
+        }
+
+        this.nodeScriptIs = function (node) {
+            return node.tagName === 'SCRIPT';
+        }
+    })()
+
+    window.call_DataFrame = function (f) {
+        return f();
+    };
+
+    let funQueue = window["kotlinQueues"] && window["kotlinQueues"]["DataFrame"];
+    if (funQueue) {
+        funQueue.forEach(function (f) {
+            f();
+        });
+        funQueue = [];
+    }
+})()
+
+/*<!--*/
+call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"lastName: String\">lastName</span>", children: [], rightAlign: false, values: ["Cooper","Dylan","Daniels","Chaplin","Marley","Wolf","Byrd","Smith","Brown","Johnson"] }, 
+], id: 0, rootId: 0, totalRows: 10 } ) });
+/*-->*/
+
+call_DataFrame(function() { DataFrame.renderTable(0) });
+
+function sendHeight() {
+    const table = document.querySelector('table.dataframe');
+    if (!table) return;
+
+    let height = 0;
+    
+    const thead = table.querySelector('thead');
+    if (thead) height += thead.offsetHeight;
+    
+    const rows = table.querySelectorAll(':scope > tbody > tr');
+    rows.forEach(row => {
+        height += row.offsetHeight;
+    });
+    
+    height += getVerticalMargins(table) + 10;
+
+    window.parent.postMessage({ type: 'iframeHeight', height: Math.ceil(height) }, '*');
+}
+
+function getVerticalMargins(element) {
+    const style = getComputedStyle(element);
+    return parseFloat(style.marginTop) + parseFloat(style.marginBottom);
+}
+
+function repeatHeightCalculation(maxRetries = 10, interval = 100) {
+    let retries = 0;
+    const intervalId = setInterval(() => {
+        sendHeight();
+        retries++;
+        if (retries >= maxRetries) clearInterval(intervalId);
+    }, interval);
+}
+
+window.addEventListener('load', repeatHeightCalculation);
+
+const observer = new MutationObserver(() => repeatHeightCalculation(5, 50));
+observer.observe(document.querySelector('.dataframe'), {
+    childList: true,
+    subtree: true,
+    characterData: true,
+});
+
+
+</script>
+</html>
diff --git a/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsModifyDistinct.html b/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsModifyDistinct.html
new file mode 100644
index 0000000000..affed8440d
--- /dev/null
+++ b/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsModifyDistinct.html
@@ -0,0 +1,510 @@
+<html>
+<head>
+<style type="text/css">
+:root {
+    --background: #fff;
+    --background-odd: #f5f5f5;
+    --background-hover: #d9edfd;
+    --header-text-color: #474747;
+    --text-color: #848484;
+    --text-color-dark: #000;
+    --text-color-medium: #737373;
+    --text-color-pale: #b3b3b3;
+    --inner-border-color: #aaa;
+    --bold-border-color: #000;
+    --link-color: #296eaa;
+    --link-color-pale: #296eaa;
+    --link-hover: #1a466c;
+}
+
+:root[theme="dark"], :root [data-jp-theme-light="false"], .dataframe_dark{
+    --background: #303030;
+    --background-odd: #3c3c3c;
+    --background-hover: #464646;
+    --header-text-color: #dddddd;
+    --text-color: #b3b3b3;
+    --text-color-dark: #dddddd;
+    --text-color-medium: #b2b2b2;
+    --text-color-pale: #737373;
+    --inner-border-color: #707070;
+    --bold-border-color: #777777;
+    --link-color: #008dc0;
+    --link-color-pale: #97e1fb;
+    --link-hover: #00688e;
+}
+
+p.dataframe_description {
+    color: var(--text-color-dark);
+}
+
+table.dataframe {
+    font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
+    font-size: 12px;
+    background-color: var(--background);
+    color: var(--text-color-dark);
+    border: none;
+    border-collapse: collapse;
+}
+
+table.dataframe th, td {
+    padding: 6px;
+    border: 1px solid transparent;
+    text-align: left;
+}
+
+table.dataframe th {
+    background-color: var(--background);
+    color: var(--header-text-color);
+}
+
+table.dataframe td {
+    vertical-align: top;
+    white-space: nowrap;
+}
+
+table.dataframe th.bottomBorder {
+    border-bottom-color: var(--bold-border-color);
+}
+
+table.dataframe tbody > tr:nth-child(odd) {
+    background: var(--background-odd);
+}
+
+table.dataframe tbody > tr:nth-child(even) {
+    background: var(--background);
+}
+
+table.dataframe tbody > tr:hover {
+    background: var(--background-hover);
+}
+
+table.dataframe a {
+    cursor: pointer;
+    color: var(--link-color);
+    text-decoration: none;
+}
+
+table.dataframe tr:hover > td a {
+    color: var(--link-color-pale);
+}
+
+table.dataframe a:hover {
+    color: var(--link-hover);
+    text-decoration: underline;
+}
+
+table.dataframe img {
+    max-width: fit-content;
+}
+
+table.dataframe th.complex {
+    background-color: var(--background);
+    border: 1px solid var(--background);
+}
+
+table.dataframe .leftBorder {
+    border-left-color: var(--inner-border-color);
+}
+
+table.dataframe .rightBorder {
+    border-right-color: var(--inner-border-color);
+}
+
+table.dataframe .rightAlign {
+    text-align: right;
+}
+
+table.dataframe .expanderSvg {
+    width: 8px;
+    height: 8px;
+    margin-right: 3px;
+}
+
+table.dataframe .expander {
+    display: flex;
+    align-items: center;
+}
+
+/* formatting */
+
+table.dataframe .null {
+    color: var(--text-color-pale);
+}
+
+table.dataframe .structural {
+    color: var(--text-color-medium);
+    font-weight: bold;
+}
+
+table.dataframe .dataFrameCaption {
+    font-weight: bold;
+}
+
+table.dataframe .numbers {
+    color: var(--text-color-dark);
+}
+
+table.dataframe td:hover .formatted .structural, .null {
+    color: var(--text-color-dark);
+}
+
+table.dataframe tr:hover .formatted .structural, .null {
+    color: var(--text-color-dark);
+}
+
+
+body {
+    font-family: "JetBrains Mono",SFMono-Regular,Consolas,"Liberation Mono",Menlo,Courier,monospace;
+}       
+
+:root {
+    color: #19191C;
+    background-color: #fff;
+}
+
+:root[theme="dark"] {
+    background-color: #19191C;
+    color: #FFFFFFCC
+}
+
+details details {
+    margin-left: 20px; 
+}
+
+summary {
+    padding: 6px;
+}
+</style>
+</head>
+<body>
+<table class="dataframe" id="df_0"></table>
+
+<p class="dataframe_description"></p>
+</body>
+<script>
+(function () {
+    window.DataFrame = window.DataFrame || new (function () {
+        this.addTable = function (df) {
+            let cols = df.cols;
+            for (let i = 0; i < cols.length; i++) {
+                for (let c of cols[i].children) {
+                    cols[c].parent = i;
+                }
+            }
+            df.nrow = 0
+            for (let i = 0; i < df.cols.length; i++) {
+                if (df.cols[i].values.length > df.nrow) df.nrow = df.cols[i].values.length
+            }
+            if (df.id === df.rootId) {
+                df.expandedFrames = new Set()
+                df.childFrames = {}
+                const table = this.getTableElement(df.id)
+                table.df = df
+                for (let i = 0; i < df.cols.length; i++) {
+                    let col = df.cols[i]
+                    if (col.parent === undefined && col.children.length > 0) col.expanded = true
+                }
+            } else {
+                const rootDf = this.getTableData(df.rootId)
+                rootDf.childFrames[df.id] = df
+            }
+        }
+
+        this.computeRenderData = function (df) {
+            let result = []
+            let pos = 0
+            for (let col = 0; col < df.cols.length; col++) {
+                if (df.cols[col].parent === undefined)
+                    pos += this.computeRenderDataRec(df.cols, col, pos, 0, result, false, false)
+            }
+            for (let i = 0; i < result.length; i++) {
+                let row = result[i]
+                for (let j = 0; j < row.length; j++) {
+                    let cell = row[j]
+                    if (j === 0)
+                        cell.leftBd = false
+                    if (j < row.length - 1) {
+                        let nextData = row[j + 1]
+                        if (nextData.leftBd) cell.rightBd = true
+                        else if (cell.rightBd) nextData.leftBd = true
+                    } else cell.rightBd = false
+                }
+            }
+            return result
+        }
+
+        this.computeRenderDataRec = function (cols, colId, pos, depth, result, leftBorder, rightBorder) {
+            if (result.length === depth) {
+                const array = [];
+                if (pos > 0) {
+                    let j = 0
+                    for (let i = 0; j < pos; i++) {
+                        let c = result[depth - 1][i]
+                        j += c.span
+                        let copy = Object.assign({empty: true}, c)
+                        array.push(copy)
+                    }
+                }
+                result.push(array)
+            }
+            const col = cols[colId];
+            let size = 0;
+            if (col.expanded) {
+                let childPos = pos
+                for (let i = 0; i < col.children.length; i++) {
+                    let child = col.children[i]
+                    let childLeft = i === 0 && (col.children.length > 1 || leftBorder)
+                    let childRight = i === col.children.length - 1 && (col.children.length > 1 || rightBorder)
+                    let childSize = this.computeRenderDataRec(cols, child, childPos, depth + 1, result, childLeft, childRight)
+                    childPos += childSize
+                    size += childSize
+                }
+            } else {
+                for (let i = depth + 1; i < result.length; i++)
+                    result[i].push({id: colId, span: 1, leftBd: leftBorder, rightBd: rightBorder, empty: true})
+                size = 1
+            }
+            let left = leftBorder
+            let right = rightBorder
+            if (size > 1) {
+                left = true
+                right = true
+            }
+            result[depth].push({id: colId, span: size, leftBd: left, rightBd: right})
+            return size
+        }
+
+        this.getTableElement = function (id) {
+            return document.getElementById("df_" + id)
+        }
+
+        this.getTableData = function (id) {
+            return this.getTableElement(id).df
+        }
+
+        this.createExpander = function (isExpanded) {
+            const svgNs = "http://www.w3.org/2000/svg"
+            let svg = document.createElementNS(svgNs, "svg")
+            svg.classList.add("expanderSvg")
+            let path = document.createElementNS(svgNs, "path")
+            if (isExpanded) {
+                svg.setAttribute("viewBox", "0 -2 8 8")
+                path.setAttribute("d", "M1 0 l-1 1 4 4 4 -4 -1 -1 -3 3Z")
+            } else {
+                svg.setAttribute("viewBox", "-2 0 8 8")
+                path.setAttribute("d", "M1 0 l-1 1 3 3 -3 3 1 1 4 -4Z")
+            }
+            path.setAttribute("fill", "currentColor")
+            svg.appendChild(path)
+            return svg
+        }
+
+        this.renderTable = function (id) {
+
+            let table = this.getTableElement(id)
+
+            if (table === null) return
+
+            table.innerHTML = ""
+
+            let df = table.df
+            let rootDf = df.rootId === df.id ? df : this.getTableData(df.rootId)
+
+            // header
+            let header = document.createElement("thead")
+            table.appendChild(header)
+
+            let renderData = this.computeRenderData(df)
+            for (let j = 0; j < renderData.length; j++) {
+                let rowData = renderData[j]
+                let tr = document.createElement("tr");
+                let isLastRow = j === renderData.length - 1
+                header.appendChild(tr);
+                for (let i = 0; i < rowData.length; i++) {
+                    let cell = rowData[i]
+                    let th = document.createElement("th");
+                    th.setAttribute("colspan", cell.span)
+                    let colId = cell.id
+                    let col = df.cols[colId];
+                    if (!cell.empty) {
+                        if (col.children.length === 0) {
+                            th.innerHTML = col.name
+                        } else {
+                            let link = document.createElement("a")
+                            link.className = "expander"
+                            let that = this
+                            link.onclick = function () {
+                                col.expanded = !col.expanded
+                                that.renderTable(id)
+                            }
+                            link.appendChild(this.createExpander(col.expanded))
+                            link.innerHTML += col.name
+                            th.appendChild(link)
+                        }
+                    }
+                    let classes = (cell.leftBd ? " leftBorder" : "") + (cell.rightBd ? " rightBorder" : "")
+                    if (col.rightAlign)
+                        classes += " rightAlign"
+                    if (isLastRow)
+                        classes += " bottomBorder"
+                    if (classes.length > 0)
+                        th.setAttribute("class", classes)
+                    tr.appendChild(th)
+                }
+            }
+
+            // body
+            let body = document.createElement("tbody")
+            table.appendChild(body)
+
+            let columns = renderData.pop()
+            for (let row = 0; row < df.nrow; row++) {
+                let tr = document.createElement("tr");
+                body.appendChild(tr)
+                for (let i = 0; i < columns.length; i++) {
+                    let cell = columns[i]
+                    let td = document.createElement("td");
+                    let colId = cell.id
+                    let col = df.cols[colId]
+                    let classes = (cell.leftBd ? " leftBorder" : "") + (cell.rightBd ? " rightBorder" : "")
+                    if (col.rightAlign)
+                        classes += " rightAlign"
+                    if (classes.length > 0)
+                        td.setAttribute("class", classes)
+                    tr.appendChild(td)
+                    let value = col.values[row]
+                    if (value.frameId !== undefined) {
+                        let frameId = value.frameId
+                        let expanded = rootDf.expandedFrames.has(frameId)
+                        let link = document.createElement("a")
+                        link.className = "expander"
+                        let that = this
+                        link.onclick = function () {
+                            if (rootDf.expandedFrames.has(frameId))
+                                rootDf.expandedFrames.delete(frameId)
+                            else rootDf.expandedFrames.add(frameId)
+                            that.renderTable(id)
+                        }
+                        link.appendChild(this.createExpander(expanded))
+                        link.innerHTML += value.value
+                        if (expanded) {
+                            td.appendChild(link)
+                            td.appendChild(document.createElement("p"))
+                            const childTable = document.createElement("table")
+                            childTable.className = "dataframe"
+                            childTable.id = "df_" + frameId
+                            let childDf = rootDf.childFrames[frameId]
+                            childTable.df = childDf
+                            td.appendChild(childTable)
+                            this.renderTable(frameId)
+                            if (childDf.nrow !== childDf.totalRows) {
+                                const footer = document.createElement("p")
+                                footer.innerText = `... showing only top ${childDf.nrow} of ${childDf.totalRows} rows`
+                                td.appendChild(footer)
+                            }
+                        } else {
+                            td.appendChild(link)
+                        }
+                    } else if (value.style !== undefined) {
+                        td.innerHTML = value.value
+                        td.setAttribute("style", value.style)
+                    } else td.innerHTML = value
+                    this.nodeScriptReplace(td)
+                }
+            }
+        }
+
+        this.nodeScriptReplace = function (node) {
+            if (this.nodeScriptIs(node) === true) {
+                node.parentNode.replaceChild(this.nodeScriptClone(node), node);
+            } else {
+                let i = -1, children = node.childNodes;
+                while (++i < children.length) {
+                    this.nodeScriptReplace(children[i]);
+                }
+            }
+
+            return node;
+        }
+
+        this.nodeScriptClone = function (node) {
+            let script = document.createElement("script");
+            script.text = node.innerHTML;
+
+            let i = -1, attrs = node.attributes, attr;
+            while (++i < attrs.length) {
+                script.setAttribute((attr = attrs[i]).name, attr.value);
+            }
+            return script;
+        }
+
+        this.nodeScriptIs = function (node) {
+            return node.tagName === 'SCRIPT';
+        }
+    })()
+
+    window.call_DataFrame = function (f) {
+        return f();
+    };
+
+    let funQueue = window["kotlinQueues"] && window["kotlinQueues"]["DataFrame"];
+    if (funQueue) {
+        funQueue.forEach(function (f) {
+            f();
+        });
+        funQueue = [];
+    }
+})()
+
+/*<!--*/
+call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"age: Int\">age</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">45</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">40</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">18</span></span>"] }, 
+], id: 0, rootId: 0, totalRows: 10 } ) });
+/*-->*/
+
+call_DataFrame(function() { DataFrame.renderTable(0) });
+
+function sendHeight() {
+    const table = document.querySelector('table.dataframe');
+    if (!table) return;
+
+    let height = 0;
+    
+    const thead = table.querySelector('thead');
+    if (thead) height += thead.offsetHeight;
+    
+    const rows = table.querySelectorAll(':scope > tbody > tr');
+    rows.forEach(row => {
+        height += row.offsetHeight;
+    });
+    
+    height += getVerticalMargins(table) + 10;
+
+    window.parent.postMessage({ type: 'iframeHeight', height: Math.ceil(height) }, '*');
+}
+
+function getVerticalMargins(element) {
+    const style = getComputedStyle(element);
+    return parseFloat(style.marginTop) + parseFloat(style.marginBottom);
+}
+
+function repeatHeightCalculation(maxRetries = 10, interval = 100) {
+    let retries = 0;
+    const intervalId = setInterval(() => {
+        sendHeight();
+        retries++;
+        if (retries >= maxRetries) clearInterval(intervalId);
+    }, interval);
+}
+
+window.addEventListener('load', repeatHeightCalculation);
+
+const observer = new MutationObserver(() => repeatHeightCalculation(5, 50));
+observer.observe(document.querySelector('.dataframe'), {
+    childList: true,
+    subtree: true,
+    characterData: true,
+});
+
+
+</script>
+</html>
diff --git a/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsModifyDrop.html b/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsModifyDrop.html
new file mode 100644
index 0000000000..3adead57b1
--- /dev/null
+++ b/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsModifyDrop.html
@@ -0,0 +1,512 @@
+<html>
+<head>
+<style type="text/css">
+:root {
+    --background: #fff;
+    --background-odd: #f5f5f5;
+    --background-hover: #d9edfd;
+    --header-text-color: #474747;
+    --text-color: #848484;
+    --text-color-dark: #000;
+    --text-color-medium: #737373;
+    --text-color-pale: #b3b3b3;
+    --inner-border-color: #aaa;
+    --bold-border-color: #000;
+    --link-color: #296eaa;
+    --link-color-pale: #296eaa;
+    --link-hover: #1a466c;
+}
+
+:root[theme="dark"], :root [data-jp-theme-light="false"], .dataframe_dark{
+    --background: #303030;
+    --background-odd: #3c3c3c;
+    --background-hover: #464646;
+    --header-text-color: #dddddd;
+    --text-color: #b3b3b3;
+    --text-color-dark: #dddddd;
+    --text-color-medium: #b2b2b2;
+    --text-color-pale: #737373;
+    --inner-border-color: #707070;
+    --bold-border-color: #777777;
+    --link-color: #008dc0;
+    --link-color-pale: #97e1fb;
+    --link-hover: #00688e;
+}
+
+p.dataframe_description {
+    color: var(--text-color-dark);
+}
+
+table.dataframe {
+    font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
+    font-size: 12px;
+    background-color: var(--background);
+    color: var(--text-color-dark);
+    border: none;
+    border-collapse: collapse;
+}
+
+table.dataframe th, td {
+    padding: 6px;
+    border: 1px solid transparent;
+    text-align: left;
+}
+
+table.dataframe th {
+    background-color: var(--background);
+    color: var(--header-text-color);
+}
+
+table.dataframe td {
+    vertical-align: top;
+    white-space: nowrap;
+}
+
+table.dataframe th.bottomBorder {
+    border-bottom-color: var(--bold-border-color);
+}
+
+table.dataframe tbody > tr:nth-child(odd) {
+    background: var(--background-odd);
+}
+
+table.dataframe tbody > tr:nth-child(even) {
+    background: var(--background);
+}
+
+table.dataframe tbody > tr:hover {
+    background: var(--background-hover);
+}
+
+table.dataframe a {
+    cursor: pointer;
+    color: var(--link-color);
+    text-decoration: none;
+}
+
+table.dataframe tr:hover > td a {
+    color: var(--link-color-pale);
+}
+
+table.dataframe a:hover {
+    color: var(--link-hover);
+    text-decoration: underline;
+}
+
+table.dataframe img {
+    max-width: fit-content;
+}
+
+table.dataframe th.complex {
+    background-color: var(--background);
+    border: 1px solid var(--background);
+}
+
+table.dataframe .leftBorder {
+    border-left-color: var(--inner-border-color);
+}
+
+table.dataframe .rightBorder {
+    border-right-color: var(--inner-border-color);
+}
+
+table.dataframe .rightAlign {
+    text-align: right;
+}
+
+table.dataframe .expanderSvg {
+    width: 8px;
+    height: 8px;
+    margin-right: 3px;
+}
+
+table.dataframe .expander {
+    display: flex;
+    align-items: center;
+}
+
+/* formatting */
+
+table.dataframe .null {
+    color: var(--text-color-pale);
+}
+
+table.dataframe .structural {
+    color: var(--text-color-medium);
+    font-weight: bold;
+}
+
+table.dataframe .dataFrameCaption {
+    font-weight: bold;
+}
+
+table.dataframe .numbers {
+    color: var(--text-color-dark);
+}
+
+table.dataframe td:hover .formatted .structural, .null {
+    color: var(--text-color-dark);
+}
+
+table.dataframe tr:hover .formatted .structural, .null {
+    color: var(--text-color-dark);
+}
+
+
+body {
+    font-family: "JetBrains Mono",SFMono-Regular,Consolas,"Liberation Mono",Menlo,Courier,monospace;
+}       
+
+:root {
+    color: #19191C;
+    background-color: #fff;
+}
+
+:root[theme="dark"] {
+    background-color: #19191C;
+    color: #FFFFFFCC
+}
+
+details details {
+    margin-left: 20px; 
+}
+
+summary {
+    padding: 6px;
+}
+</style>
+</head>
+<body>
+<table class="dataframe" id="df_0"></table>
+
+<p class="dataframe_description"></p>
+</body>
+<script>
+(function () {
+    window.DataFrame = window.DataFrame || new (function () {
+        this.addTable = function (df) {
+            let cols = df.cols;
+            for (let i = 0; i < cols.length; i++) {
+                for (let c of cols[i].children) {
+                    cols[c].parent = i;
+                }
+            }
+            df.nrow = 0
+            for (let i = 0; i < df.cols.length; i++) {
+                if (df.cols[i].values.length > df.nrow) df.nrow = df.cols[i].values.length
+            }
+            if (df.id === df.rootId) {
+                df.expandedFrames = new Set()
+                df.childFrames = {}
+                const table = this.getTableElement(df.id)
+                table.df = df
+                for (let i = 0; i < df.cols.length; i++) {
+                    let col = df.cols[i]
+                    if (col.parent === undefined && col.children.length > 0) col.expanded = true
+                }
+            } else {
+                const rootDf = this.getTableData(df.rootId)
+                rootDf.childFrames[df.id] = df
+            }
+        }
+
+        this.computeRenderData = function (df) {
+            let result = []
+            let pos = 0
+            for (let col = 0; col < df.cols.length; col++) {
+                if (df.cols[col].parent === undefined)
+                    pos += this.computeRenderDataRec(df.cols, col, pos, 0, result, false, false)
+            }
+            for (let i = 0; i < result.length; i++) {
+                let row = result[i]
+                for (let j = 0; j < row.length; j++) {
+                    let cell = row[j]
+                    if (j === 0)
+                        cell.leftBd = false
+                    if (j < row.length - 1) {
+                        let nextData = row[j + 1]
+                        if (nextData.leftBd) cell.rightBd = true
+                        else if (cell.rightBd) nextData.leftBd = true
+                    } else cell.rightBd = false
+                }
+            }
+            return result
+        }
+
+        this.computeRenderDataRec = function (cols, colId, pos, depth, result, leftBorder, rightBorder) {
+            if (result.length === depth) {
+                const array = [];
+                if (pos > 0) {
+                    let j = 0
+                    for (let i = 0; j < pos; i++) {
+                        let c = result[depth - 1][i]
+                        j += c.span
+                        let copy = Object.assign({empty: true}, c)
+                        array.push(copy)
+                    }
+                }
+                result.push(array)
+            }
+            const col = cols[colId];
+            let size = 0;
+            if (col.expanded) {
+                let childPos = pos
+                for (let i = 0; i < col.children.length; i++) {
+                    let child = col.children[i]
+                    let childLeft = i === 0 && (col.children.length > 1 || leftBorder)
+                    let childRight = i === col.children.length - 1 && (col.children.length > 1 || rightBorder)
+                    let childSize = this.computeRenderDataRec(cols, child, childPos, depth + 1, result, childLeft, childRight)
+                    childPos += childSize
+                    size += childSize
+                }
+            } else {
+                for (let i = depth + 1; i < result.length; i++)
+                    result[i].push({id: colId, span: 1, leftBd: leftBorder, rightBd: rightBorder, empty: true})
+                size = 1
+            }
+            let left = leftBorder
+            let right = rightBorder
+            if (size > 1) {
+                left = true
+                right = true
+            }
+            result[depth].push({id: colId, span: size, leftBd: left, rightBd: right})
+            return size
+        }
+
+        this.getTableElement = function (id) {
+            return document.getElementById("df_" + id)
+        }
+
+        this.getTableData = function (id) {
+            return this.getTableElement(id).df
+        }
+
+        this.createExpander = function (isExpanded) {
+            const svgNs = "http://www.w3.org/2000/svg"
+            let svg = document.createElementNS(svgNs, "svg")
+            svg.classList.add("expanderSvg")
+            let path = document.createElementNS(svgNs, "path")
+            if (isExpanded) {
+                svg.setAttribute("viewBox", "0 -2 8 8")
+                path.setAttribute("d", "M1 0 l-1 1 4 4 4 -4 -1 -1 -3 3Z")
+            } else {
+                svg.setAttribute("viewBox", "-2 0 8 8")
+                path.setAttribute("d", "M1 0 l-1 1 3 3 -3 3 1 1 4 -4Z")
+            }
+            path.setAttribute("fill", "currentColor")
+            svg.appendChild(path)
+            return svg
+        }
+
+        this.renderTable = function (id) {
+
+            let table = this.getTableElement(id)
+
+            if (table === null) return
+
+            table.innerHTML = ""
+
+            let df = table.df
+            let rootDf = df.rootId === df.id ? df : this.getTableData(df.rootId)
+
+            // header
+            let header = document.createElement("thead")
+            table.appendChild(header)
+
+            let renderData = this.computeRenderData(df)
+            for (let j = 0; j < renderData.length; j++) {
+                let rowData = renderData[j]
+                let tr = document.createElement("tr");
+                let isLastRow = j === renderData.length - 1
+                header.appendChild(tr);
+                for (let i = 0; i < rowData.length; i++) {
+                    let cell = rowData[i]
+                    let th = document.createElement("th");
+                    th.setAttribute("colspan", cell.span)
+                    let colId = cell.id
+                    let col = df.cols[colId];
+                    if (!cell.empty) {
+                        if (col.children.length === 0) {
+                            th.innerHTML = col.name
+                        } else {
+                            let link = document.createElement("a")
+                            link.className = "expander"
+                            let that = this
+                            link.onclick = function () {
+                                col.expanded = !col.expanded
+                                that.renderTable(id)
+                            }
+                            link.appendChild(this.createExpander(col.expanded))
+                            link.innerHTML += col.name
+                            th.appendChild(link)
+                        }
+                    }
+                    let classes = (cell.leftBd ? " leftBorder" : "") + (cell.rightBd ? " rightBorder" : "")
+                    if (col.rightAlign)
+                        classes += " rightAlign"
+                    if (isLastRow)
+                        classes += " bottomBorder"
+                    if (classes.length > 0)
+                        th.setAttribute("class", classes)
+                    tr.appendChild(th)
+                }
+            }
+
+            // body
+            let body = document.createElement("tbody")
+            table.appendChild(body)
+
+            let columns = renderData.pop()
+            for (let row = 0; row < df.nrow; row++) {
+                let tr = document.createElement("tr");
+                body.appendChild(tr)
+                for (let i = 0; i < columns.length; i++) {
+                    let cell = columns[i]
+                    let td = document.createElement("td");
+                    let colId = cell.id
+                    let col = df.cols[colId]
+                    let classes = (cell.leftBd ? " leftBorder" : "") + (cell.rightBd ? " rightBorder" : "")
+                    if (col.rightAlign)
+                        classes += " rightAlign"
+                    if (classes.length > 0)
+                        td.setAttribute("class", classes)
+                    tr.appendChild(td)
+                    let value = col.values[row]
+                    if (value.frameId !== undefined) {
+                        let frameId = value.frameId
+                        let expanded = rootDf.expandedFrames.has(frameId)
+                        let link = document.createElement("a")
+                        link.className = "expander"
+                        let that = this
+                        link.onclick = function () {
+                            if (rootDf.expandedFrames.has(frameId))
+                                rootDf.expandedFrames.delete(frameId)
+                            else rootDf.expandedFrames.add(frameId)
+                            that.renderTable(id)
+                        }
+                        link.appendChild(this.createExpander(expanded))
+                        link.innerHTML += value.value
+                        if (expanded) {
+                            td.appendChild(link)
+                            td.appendChild(document.createElement("p"))
+                            const childTable = document.createElement("table")
+                            childTable.className = "dataframe"
+                            childTable.id = "df_" + frameId
+                            let childDf = rootDf.childFrames[frameId]
+                            childTable.df = childDf
+                            td.appendChild(childTable)
+                            this.renderTable(frameId)
+                            if (childDf.nrow !== childDf.totalRows) {
+                                const footer = document.createElement("p")
+                                footer.innerText = `... showing only top ${childDf.nrow} of ${childDf.totalRows} rows`
+                                td.appendChild(footer)
+                            }
+                        } else {
+                            td.appendChild(link)
+                        }
+                    } else if (value.style !== undefined) {
+                        td.innerHTML = value.value
+                        td.setAttribute("style", value.style)
+                    } else td.innerHTML = value
+                    this.nodeScriptReplace(td)
+                }
+            }
+        }
+
+        this.nodeScriptReplace = function (node) {
+            if (this.nodeScriptIs(node) === true) {
+                node.parentNode.replaceChild(this.nodeScriptClone(node), node);
+            } else {
+                let i = -1, children = node.childNodes;
+                while (++i < children.length) {
+                    this.nodeScriptReplace(children[i]);
+                }
+            }
+
+            return node;
+        }
+
+        this.nodeScriptClone = function (node) {
+            let script = document.createElement("script");
+            script.text = node.innerHTML;
+
+            let i = -1, attrs = node.attributes, attr;
+            while (++i < attrs.length) {
+                script.setAttribute((attr = attrs[i]).name, attr.value);
+            }
+            return script;
+        }
+
+        this.nodeScriptIs = function (node) {
+            return node.tagName === 'SCRIPT';
+        }
+    })()
+
+    window.call_DataFrame = function (f) {
+        return f();
+    };
+
+    let funQueue = window["kotlinQueues"] && window["kotlinQueues"]["DataFrame"];
+    if (funQueue) {
+        funQueue.forEach(function (f) {
+            f();
+        });
+        funQueue = [];
+    }
+})()
+
+/*<!--*/
+call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"city: String?\">city</span>", children: [], rightAlign: false, values: ["London","Dubai","Moscow","Milan","Tokyo","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","Moscow","Milan","London","Dubai"] }, 
+{ name: "<span title=\"weight: Int?\">weight</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">54</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">87</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">68</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">55</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">90</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">52</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">60</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">70</span></span>"] }, 
+{ name: "<span title=\"isHappy: Boolean\">isHappy</span>", children: [], rightAlign: false, values: ["true","true","false","true","true","false","true","false","false","false"] }, 
+], id: 0, rootId: 0, totalRows: 10 } ) });
+/*-->*/
+
+call_DataFrame(function() { DataFrame.renderTable(0) });
+
+function sendHeight() {
+    const table = document.querySelector('table.dataframe');
+    if (!table) return;
+
+    let height = 0;
+    
+    const thead = table.querySelector('thead');
+    if (thead) height += thead.offsetHeight;
+    
+    const rows = table.querySelectorAll(':scope > tbody > tr');
+    rows.forEach(row => {
+        height += row.offsetHeight;
+    });
+    
+    height += getVerticalMargins(table) + 10;
+
+    window.parent.postMessage({ type: 'iframeHeight', height: Math.ceil(height) }, '*');
+}
+
+function getVerticalMargins(element) {
+    const style = getComputedStyle(element);
+    return parseFloat(style.marginTop) + parseFloat(style.marginBottom);
+}
+
+function repeatHeightCalculation(maxRetries = 10, interval = 100) {
+    let retries = 0;
+    const intervalId = setInterval(() => {
+        sendHeight();
+        retries++;
+        if (retries >= maxRetries) clearInterval(intervalId);
+    }, interval);
+}
+
+window.addEventListener('load', repeatHeightCalculation);
+
+const observer = new MutationObserver(() => repeatHeightCalculation(5, 50));
+observer.observe(document.querySelector('.dataframe'), {
+    childList: true,
+    subtree: true,
+    characterData: true,
+});
+
+
+</script>
+</html>
diff --git a/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsModifyDropLast.html b/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsModifyDropLast.html
new file mode 100644
index 0000000000..de75b2b1b2
--- /dev/null
+++ b/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsModifyDropLast.html
@@ -0,0 +1,512 @@
+<html>
+<head>
+<style type="text/css">
+:root {
+    --background: #fff;
+    --background-odd: #f5f5f5;
+    --background-hover: #d9edfd;
+    --header-text-color: #474747;
+    --text-color: #848484;
+    --text-color-dark: #000;
+    --text-color-medium: #737373;
+    --text-color-pale: #b3b3b3;
+    --inner-border-color: #aaa;
+    --bold-border-color: #000;
+    --link-color: #296eaa;
+    --link-color-pale: #296eaa;
+    --link-hover: #1a466c;
+}
+
+:root[theme="dark"], :root [data-jp-theme-light="false"], .dataframe_dark{
+    --background: #303030;
+    --background-odd: #3c3c3c;
+    --background-hover: #464646;
+    --header-text-color: #dddddd;
+    --text-color: #b3b3b3;
+    --text-color-dark: #dddddd;
+    --text-color-medium: #b2b2b2;
+    --text-color-pale: #737373;
+    --inner-border-color: #707070;
+    --bold-border-color: #777777;
+    --link-color: #008dc0;
+    --link-color-pale: #97e1fb;
+    --link-hover: #00688e;
+}
+
+p.dataframe_description {
+    color: var(--text-color-dark);
+}
+
+table.dataframe {
+    font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
+    font-size: 12px;
+    background-color: var(--background);
+    color: var(--text-color-dark);
+    border: none;
+    border-collapse: collapse;
+}
+
+table.dataframe th, td {
+    padding: 6px;
+    border: 1px solid transparent;
+    text-align: left;
+}
+
+table.dataframe th {
+    background-color: var(--background);
+    color: var(--header-text-color);
+}
+
+table.dataframe td {
+    vertical-align: top;
+    white-space: nowrap;
+}
+
+table.dataframe th.bottomBorder {
+    border-bottom-color: var(--bold-border-color);
+}
+
+table.dataframe tbody > tr:nth-child(odd) {
+    background: var(--background-odd);
+}
+
+table.dataframe tbody > tr:nth-child(even) {
+    background: var(--background);
+}
+
+table.dataframe tbody > tr:hover {
+    background: var(--background-hover);
+}
+
+table.dataframe a {
+    cursor: pointer;
+    color: var(--link-color);
+    text-decoration: none;
+}
+
+table.dataframe tr:hover > td a {
+    color: var(--link-color-pale);
+}
+
+table.dataframe a:hover {
+    color: var(--link-hover);
+    text-decoration: underline;
+}
+
+table.dataframe img {
+    max-width: fit-content;
+}
+
+table.dataframe th.complex {
+    background-color: var(--background);
+    border: 1px solid var(--background);
+}
+
+table.dataframe .leftBorder {
+    border-left-color: var(--inner-border-color);
+}
+
+table.dataframe .rightBorder {
+    border-right-color: var(--inner-border-color);
+}
+
+table.dataframe .rightAlign {
+    text-align: right;
+}
+
+table.dataframe .expanderSvg {
+    width: 8px;
+    height: 8px;
+    margin-right: 3px;
+}
+
+table.dataframe .expander {
+    display: flex;
+    align-items: center;
+}
+
+/* formatting */
+
+table.dataframe .null {
+    color: var(--text-color-pale);
+}
+
+table.dataframe .structural {
+    color: var(--text-color-medium);
+    font-weight: bold;
+}
+
+table.dataframe .dataFrameCaption {
+    font-weight: bold;
+}
+
+table.dataframe .numbers {
+    color: var(--text-color-dark);
+}
+
+table.dataframe td:hover .formatted .structural, .null {
+    color: var(--text-color-dark);
+}
+
+table.dataframe tr:hover .formatted .structural, .null {
+    color: var(--text-color-dark);
+}
+
+
+body {
+    font-family: "JetBrains Mono",SFMono-Regular,Consolas,"Liberation Mono",Menlo,Courier,monospace;
+}       
+
+:root {
+    color: #19191C;
+    background-color: #fff;
+}
+
+:root[theme="dark"] {
+    background-color: #19191C;
+    color: #FFFFFFCC
+}
+
+details details {
+    margin-left: 20px; 
+}
+
+summary {
+    padding: 6px;
+}
+</style>
+</head>
+<body>
+<table class="dataframe" id="df_0"></table>
+
+<p class="dataframe_description"></p>
+</body>
+<script>
+(function () {
+    window.DataFrame = window.DataFrame || new (function () {
+        this.addTable = function (df) {
+            let cols = df.cols;
+            for (let i = 0; i < cols.length; i++) {
+                for (let c of cols[i].children) {
+                    cols[c].parent = i;
+                }
+            }
+            df.nrow = 0
+            for (let i = 0; i < df.cols.length; i++) {
+                if (df.cols[i].values.length > df.nrow) df.nrow = df.cols[i].values.length
+            }
+            if (df.id === df.rootId) {
+                df.expandedFrames = new Set()
+                df.childFrames = {}
+                const table = this.getTableElement(df.id)
+                table.df = df
+                for (let i = 0; i < df.cols.length; i++) {
+                    let col = df.cols[i]
+                    if (col.parent === undefined && col.children.length > 0) col.expanded = true
+                }
+            } else {
+                const rootDf = this.getTableData(df.rootId)
+                rootDf.childFrames[df.id] = df
+            }
+        }
+
+        this.computeRenderData = function (df) {
+            let result = []
+            let pos = 0
+            for (let col = 0; col < df.cols.length; col++) {
+                if (df.cols[col].parent === undefined)
+                    pos += this.computeRenderDataRec(df.cols, col, pos, 0, result, false, false)
+            }
+            for (let i = 0; i < result.length; i++) {
+                let row = result[i]
+                for (let j = 0; j < row.length; j++) {
+                    let cell = row[j]
+                    if (j === 0)
+                        cell.leftBd = false
+                    if (j < row.length - 1) {
+                        let nextData = row[j + 1]
+                        if (nextData.leftBd) cell.rightBd = true
+                        else if (cell.rightBd) nextData.leftBd = true
+                    } else cell.rightBd = false
+                }
+            }
+            return result
+        }
+
+        this.computeRenderDataRec = function (cols, colId, pos, depth, result, leftBorder, rightBorder) {
+            if (result.length === depth) {
+                const array = [];
+                if (pos > 0) {
+                    let j = 0
+                    for (let i = 0; j < pos; i++) {
+                        let c = result[depth - 1][i]
+                        j += c.span
+                        let copy = Object.assign({empty: true}, c)
+                        array.push(copy)
+                    }
+                }
+                result.push(array)
+            }
+            const col = cols[colId];
+            let size = 0;
+            if (col.expanded) {
+                let childPos = pos
+                for (let i = 0; i < col.children.length; i++) {
+                    let child = col.children[i]
+                    let childLeft = i === 0 && (col.children.length > 1 || leftBorder)
+                    let childRight = i === col.children.length - 1 && (col.children.length > 1 || rightBorder)
+                    let childSize = this.computeRenderDataRec(cols, child, childPos, depth + 1, result, childLeft, childRight)
+                    childPos += childSize
+                    size += childSize
+                }
+            } else {
+                for (let i = depth + 1; i < result.length; i++)
+                    result[i].push({id: colId, span: 1, leftBd: leftBorder, rightBd: rightBorder, empty: true})
+                size = 1
+            }
+            let left = leftBorder
+            let right = rightBorder
+            if (size > 1) {
+                left = true
+                right = true
+            }
+            result[depth].push({id: colId, span: size, leftBd: left, rightBd: right})
+            return size
+        }
+
+        this.getTableElement = function (id) {
+            return document.getElementById("df_" + id)
+        }
+
+        this.getTableData = function (id) {
+            return this.getTableElement(id).df
+        }
+
+        this.createExpander = function (isExpanded) {
+            const svgNs = "http://www.w3.org/2000/svg"
+            let svg = document.createElementNS(svgNs, "svg")
+            svg.classList.add("expanderSvg")
+            let path = document.createElementNS(svgNs, "path")
+            if (isExpanded) {
+                svg.setAttribute("viewBox", "0 -2 8 8")
+                path.setAttribute("d", "M1 0 l-1 1 4 4 4 -4 -1 -1 -3 3Z")
+            } else {
+                svg.setAttribute("viewBox", "-2 0 8 8")
+                path.setAttribute("d", "M1 0 l-1 1 3 3 -3 3 1 1 4 -4Z")
+            }
+            path.setAttribute("fill", "currentColor")
+            svg.appendChild(path)
+            return svg
+        }
+
+        this.renderTable = function (id) {
+
+            let table = this.getTableElement(id)
+
+            if (table === null) return
+
+            table.innerHTML = ""
+
+            let df = table.df
+            let rootDf = df.rootId === df.id ? df : this.getTableData(df.rootId)
+
+            // header
+            let header = document.createElement("thead")
+            table.appendChild(header)
+
+            let renderData = this.computeRenderData(df)
+            for (let j = 0; j < renderData.length; j++) {
+                let rowData = renderData[j]
+                let tr = document.createElement("tr");
+                let isLastRow = j === renderData.length - 1
+                header.appendChild(tr);
+                for (let i = 0; i < rowData.length; i++) {
+                    let cell = rowData[i]
+                    let th = document.createElement("th");
+                    th.setAttribute("colspan", cell.span)
+                    let colId = cell.id
+                    let col = df.cols[colId];
+                    if (!cell.empty) {
+                        if (col.children.length === 0) {
+                            th.innerHTML = col.name
+                        } else {
+                            let link = document.createElement("a")
+                            link.className = "expander"
+                            let that = this
+                            link.onclick = function () {
+                                col.expanded = !col.expanded
+                                that.renderTable(id)
+                            }
+                            link.appendChild(this.createExpander(col.expanded))
+                            link.innerHTML += col.name
+                            th.appendChild(link)
+                        }
+                    }
+                    let classes = (cell.leftBd ? " leftBorder" : "") + (cell.rightBd ? " rightBorder" : "")
+                    if (col.rightAlign)
+                        classes += " rightAlign"
+                    if (isLastRow)
+                        classes += " bottomBorder"
+                    if (classes.length > 0)
+                        th.setAttribute("class", classes)
+                    tr.appendChild(th)
+                }
+            }
+
+            // body
+            let body = document.createElement("tbody")
+            table.appendChild(body)
+
+            let columns = renderData.pop()
+            for (let row = 0; row < df.nrow; row++) {
+                let tr = document.createElement("tr");
+                body.appendChild(tr)
+                for (let i = 0; i < columns.length; i++) {
+                    let cell = columns[i]
+                    let td = document.createElement("td");
+                    let colId = cell.id
+                    let col = df.cols[colId]
+                    let classes = (cell.leftBd ? " leftBorder" : "") + (cell.rightBd ? " rightBorder" : "")
+                    if (col.rightAlign)
+                        classes += " rightAlign"
+                    if (classes.length > 0)
+                        td.setAttribute("class", classes)
+                    tr.appendChild(td)
+                    let value = col.values[row]
+                    if (value.frameId !== undefined) {
+                        let frameId = value.frameId
+                        let expanded = rootDf.expandedFrames.has(frameId)
+                        let link = document.createElement("a")
+                        link.className = "expander"
+                        let that = this
+                        link.onclick = function () {
+                            if (rootDf.expandedFrames.has(frameId))
+                                rootDf.expandedFrames.delete(frameId)
+                            else rootDf.expandedFrames.add(frameId)
+                            that.renderTable(id)
+                        }
+                        link.appendChild(this.createExpander(expanded))
+                        link.innerHTML += value.value
+                        if (expanded) {
+                            td.appendChild(link)
+                            td.appendChild(document.createElement("p"))
+                            const childTable = document.createElement("table")
+                            childTable.className = "dataframe"
+                            childTable.id = "df_" + frameId
+                            let childDf = rootDf.childFrames[frameId]
+                            childTable.df = childDf
+                            td.appendChild(childTable)
+                            this.renderTable(frameId)
+                            if (childDf.nrow !== childDf.totalRows) {
+                                const footer = document.createElement("p")
+                                footer.innerText = `... showing only top ${childDf.nrow} of ${childDf.totalRows} rows`
+                                td.appendChild(footer)
+                            }
+                        } else {
+                            td.appendChild(link)
+                        }
+                    } else if (value.style !== undefined) {
+                        td.innerHTML = value.value
+                        td.setAttribute("style", value.style)
+                    } else td.innerHTML = value
+                    this.nodeScriptReplace(td)
+                }
+            }
+        }
+
+        this.nodeScriptReplace = function (node) {
+            if (this.nodeScriptIs(node) === true) {
+                node.parentNode.replaceChild(this.nodeScriptClone(node), node);
+            } else {
+                let i = -1, children = node.childNodes;
+                while (++i < children.length) {
+                    this.nodeScriptReplace(children[i]);
+                }
+            }
+
+            return node;
+        }
+
+        this.nodeScriptClone = function (node) {
+            let script = document.createElement("script");
+            script.text = node.innerHTML;
+
+            let i = -1, attrs = node.attributes, attr;
+            while (++i < attrs.length) {
+                script.setAttribute((attr = attrs[i]).name, attr.value);
+            }
+            return script;
+        }
+
+        this.nodeScriptIs = function (node) {
+            return node.tagName === 'SCRIPT';
+        }
+    })()
+
+    window.call_DataFrame = function (f) {
+        return f();
+    };
+
+    let funQueue = window["kotlinQueues"] && window["kotlinQueues"]["DataFrame"];
+    if (funQueue) {
+        funQueue.forEach(function (f) {
+            f();
+        });
+        funQueue = [];
+    }
+})()
+
+/*<!--*/
+call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"firstName: String\">firstName</span>", children: [], rightAlign: false, values: ["Alice","Bob","Charlie","Charlie","Bob","Alice","Charlie","Alice","Bob","Charlie"] }, 
+{ name: "<span title=\"lastName: String\">lastName</span>", children: [], rightAlign: false, values: ["Cooper","Dylan","Daniels","Chaplin","Marley","Wolf","Byrd","Smith","Brown","Johnson"] }, 
+{ name: "<span title=\"age: Int\">age</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">45</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">40</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">18</span></span>"] }, 
+], id: 0, rootId: 0, totalRows: 10 } ) });
+/*-->*/
+
+call_DataFrame(function() { DataFrame.renderTable(0) });
+
+function sendHeight() {
+    const table = document.querySelector('table.dataframe');
+    if (!table) return;
+
+    let height = 0;
+    
+    const thead = table.querySelector('thead');
+    if (thead) height += thead.offsetHeight;
+    
+    const rows = table.querySelectorAll(':scope > tbody > tr');
+    rows.forEach(row => {
+        height += row.offsetHeight;
+    });
+    
+    height += getVerticalMargins(table) + 10;
+
+    window.parent.postMessage({ type: 'iframeHeight', height: Math.ceil(height) }, '*');
+}
+
+function getVerticalMargins(element) {
+    const style = getComputedStyle(element);
+    return parseFloat(style.marginTop) + parseFloat(style.marginBottom);
+}
+
+function repeatHeightCalculation(maxRetries = 10, interval = 100) {
+    let retries = 0;
+    const intervalId = setInterval(() => {
+        sendHeight();
+        retries++;
+        if (retries >= maxRetries) clearInterval(intervalId);
+    }, interval);
+}
+
+window.addEventListener('load', repeatHeightCalculation);
+
+const observer = new MutationObserver(() => repeatHeightCalculation(5, 50));
+observer.observe(document.querySelector('.dataframe'), {
+    childList: true,
+    subtree: true,
+    characterData: true,
+});
+
+
+</script>
+</html>
diff --git a/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsModifyExcept.html b/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsModifyExcept.html
new file mode 100644
index 0000000000..6d9d6a3c9b
--- /dev/null
+++ b/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsModifyExcept.html
@@ -0,0 +1,514 @@
+<html>
+<head>
+<style type="text/css">
+:root {
+    --background: #fff;
+    --background-odd: #f5f5f5;
+    --background-hover: #d9edfd;
+    --header-text-color: #474747;
+    --text-color: #848484;
+    --text-color-dark: #000;
+    --text-color-medium: #737373;
+    --text-color-pale: #b3b3b3;
+    --inner-border-color: #aaa;
+    --bold-border-color: #000;
+    --link-color: #296eaa;
+    --link-color-pale: #296eaa;
+    --link-hover: #1a466c;
+}
+
+:root[theme="dark"], :root [data-jp-theme-light="false"], .dataframe_dark{
+    --background: #303030;
+    --background-odd: #3c3c3c;
+    --background-hover: #464646;
+    --header-text-color: #dddddd;
+    --text-color: #b3b3b3;
+    --text-color-dark: #dddddd;
+    --text-color-medium: #b2b2b2;
+    --text-color-pale: #737373;
+    --inner-border-color: #707070;
+    --bold-border-color: #777777;
+    --link-color: #008dc0;
+    --link-color-pale: #97e1fb;
+    --link-hover: #00688e;
+}
+
+p.dataframe_description {
+    color: var(--text-color-dark);
+}
+
+table.dataframe {
+    font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
+    font-size: 12px;
+    background-color: var(--background);
+    color: var(--text-color-dark);
+    border: none;
+    border-collapse: collapse;
+}
+
+table.dataframe th, td {
+    padding: 6px;
+    border: 1px solid transparent;
+    text-align: left;
+}
+
+table.dataframe th {
+    background-color: var(--background);
+    color: var(--header-text-color);
+}
+
+table.dataframe td {
+    vertical-align: top;
+    white-space: nowrap;
+}
+
+table.dataframe th.bottomBorder {
+    border-bottom-color: var(--bold-border-color);
+}
+
+table.dataframe tbody > tr:nth-child(odd) {
+    background: var(--background-odd);
+}
+
+table.dataframe tbody > tr:nth-child(even) {
+    background: var(--background);
+}
+
+table.dataframe tbody > tr:hover {
+    background: var(--background-hover);
+}
+
+table.dataframe a {
+    cursor: pointer;
+    color: var(--link-color);
+    text-decoration: none;
+}
+
+table.dataframe tr:hover > td a {
+    color: var(--link-color-pale);
+}
+
+table.dataframe a:hover {
+    color: var(--link-hover);
+    text-decoration: underline;
+}
+
+table.dataframe img {
+    max-width: fit-content;
+}
+
+table.dataframe th.complex {
+    background-color: var(--background);
+    border: 1px solid var(--background);
+}
+
+table.dataframe .leftBorder {
+    border-left-color: var(--inner-border-color);
+}
+
+table.dataframe .rightBorder {
+    border-right-color: var(--inner-border-color);
+}
+
+table.dataframe .rightAlign {
+    text-align: right;
+}
+
+table.dataframe .expanderSvg {
+    width: 8px;
+    height: 8px;
+    margin-right: 3px;
+}
+
+table.dataframe .expander {
+    display: flex;
+    align-items: center;
+}
+
+/* formatting */
+
+table.dataframe .null {
+    color: var(--text-color-pale);
+}
+
+table.dataframe .structural {
+    color: var(--text-color-medium);
+    font-weight: bold;
+}
+
+table.dataframe .dataFrameCaption {
+    font-weight: bold;
+}
+
+table.dataframe .numbers {
+    color: var(--text-color-dark);
+}
+
+table.dataframe td:hover .formatted .structural, .null {
+    color: var(--text-color-dark);
+}
+
+table.dataframe tr:hover .formatted .structural, .null {
+    color: var(--text-color-dark);
+}
+
+
+body {
+    font-family: "JetBrains Mono",SFMono-Regular,Consolas,"Liberation Mono",Menlo,Courier,monospace;
+}       
+
+:root {
+    color: #19191C;
+    background-color: #fff;
+}
+
+:root[theme="dark"] {
+    background-color: #19191C;
+    color: #FFFFFFCC
+}
+
+details details {
+    margin-left: 20px; 
+}
+
+summary {
+    padding: 6px;
+}
+</style>
+</head>
+<body>
+<table class="dataframe" id="df_0"></table>
+
+<p class="dataframe_description"></p>
+</body>
+<script>
+(function () {
+    window.DataFrame = window.DataFrame || new (function () {
+        this.addTable = function (df) {
+            let cols = df.cols;
+            for (let i = 0; i < cols.length; i++) {
+                for (let c of cols[i].children) {
+                    cols[c].parent = i;
+                }
+            }
+            df.nrow = 0
+            for (let i = 0; i < df.cols.length; i++) {
+                if (df.cols[i].values.length > df.nrow) df.nrow = df.cols[i].values.length
+            }
+            if (df.id === df.rootId) {
+                df.expandedFrames = new Set()
+                df.childFrames = {}
+                const table = this.getTableElement(df.id)
+                table.df = df
+                for (let i = 0; i < df.cols.length; i++) {
+                    let col = df.cols[i]
+                    if (col.parent === undefined && col.children.length > 0) col.expanded = true
+                }
+            } else {
+                const rootDf = this.getTableData(df.rootId)
+                rootDf.childFrames[df.id] = df
+            }
+        }
+
+        this.computeRenderData = function (df) {
+            let result = []
+            let pos = 0
+            for (let col = 0; col < df.cols.length; col++) {
+                if (df.cols[col].parent === undefined)
+                    pos += this.computeRenderDataRec(df.cols, col, pos, 0, result, false, false)
+            }
+            for (let i = 0; i < result.length; i++) {
+                let row = result[i]
+                for (let j = 0; j < row.length; j++) {
+                    let cell = row[j]
+                    if (j === 0)
+                        cell.leftBd = false
+                    if (j < row.length - 1) {
+                        let nextData = row[j + 1]
+                        if (nextData.leftBd) cell.rightBd = true
+                        else if (cell.rightBd) nextData.leftBd = true
+                    } else cell.rightBd = false
+                }
+            }
+            return result
+        }
+
+        this.computeRenderDataRec = function (cols, colId, pos, depth, result, leftBorder, rightBorder) {
+            if (result.length === depth) {
+                const array = [];
+                if (pos > 0) {
+                    let j = 0
+                    for (let i = 0; j < pos; i++) {
+                        let c = result[depth - 1][i]
+                        j += c.span
+                        let copy = Object.assign({empty: true}, c)
+                        array.push(copy)
+                    }
+                }
+                result.push(array)
+            }
+            const col = cols[colId];
+            let size = 0;
+            if (col.expanded) {
+                let childPos = pos
+                for (let i = 0; i < col.children.length; i++) {
+                    let child = col.children[i]
+                    let childLeft = i === 0 && (col.children.length > 1 || leftBorder)
+                    let childRight = i === col.children.length - 1 && (col.children.length > 1 || rightBorder)
+                    let childSize = this.computeRenderDataRec(cols, child, childPos, depth + 1, result, childLeft, childRight)
+                    childPos += childSize
+                    size += childSize
+                }
+            } else {
+                for (let i = depth + 1; i < result.length; i++)
+                    result[i].push({id: colId, span: 1, leftBd: leftBorder, rightBd: rightBorder, empty: true})
+                size = 1
+            }
+            let left = leftBorder
+            let right = rightBorder
+            if (size > 1) {
+                left = true
+                right = true
+            }
+            result[depth].push({id: colId, span: size, leftBd: left, rightBd: right})
+            return size
+        }
+
+        this.getTableElement = function (id) {
+            return document.getElementById("df_" + id)
+        }
+
+        this.getTableData = function (id) {
+            return this.getTableElement(id).df
+        }
+
+        this.createExpander = function (isExpanded) {
+            const svgNs = "http://www.w3.org/2000/svg"
+            let svg = document.createElementNS(svgNs, "svg")
+            svg.classList.add("expanderSvg")
+            let path = document.createElementNS(svgNs, "path")
+            if (isExpanded) {
+                svg.setAttribute("viewBox", "0 -2 8 8")
+                path.setAttribute("d", "M1 0 l-1 1 4 4 4 -4 -1 -1 -3 3Z")
+            } else {
+                svg.setAttribute("viewBox", "-2 0 8 8")
+                path.setAttribute("d", "M1 0 l-1 1 3 3 -3 3 1 1 4 -4Z")
+            }
+            path.setAttribute("fill", "currentColor")
+            svg.appendChild(path)
+            return svg
+        }
+
+        this.renderTable = function (id) {
+
+            let table = this.getTableElement(id)
+
+            if (table === null) return
+
+            table.innerHTML = ""
+
+            let df = table.df
+            let rootDf = df.rootId === df.id ? df : this.getTableData(df.rootId)
+
+            // header
+            let header = document.createElement("thead")
+            table.appendChild(header)
+
+            let renderData = this.computeRenderData(df)
+            for (let j = 0; j < renderData.length; j++) {
+                let rowData = renderData[j]
+                let tr = document.createElement("tr");
+                let isLastRow = j === renderData.length - 1
+                header.appendChild(tr);
+                for (let i = 0; i < rowData.length; i++) {
+                    let cell = rowData[i]
+                    let th = document.createElement("th");
+                    th.setAttribute("colspan", cell.span)
+                    let colId = cell.id
+                    let col = df.cols[colId];
+                    if (!cell.empty) {
+                        if (col.children.length === 0) {
+                            th.innerHTML = col.name
+                        } else {
+                            let link = document.createElement("a")
+                            link.className = "expander"
+                            let that = this
+                            link.onclick = function () {
+                                col.expanded = !col.expanded
+                                that.renderTable(id)
+                            }
+                            link.appendChild(this.createExpander(col.expanded))
+                            link.innerHTML += col.name
+                            th.appendChild(link)
+                        }
+                    }
+                    let classes = (cell.leftBd ? " leftBorder" : "") + (cell.rightBd ? " rightBorder" : "")
+                    if (col.rightAlign)
+                        classes += " rightAlign"
+                    if (isLastRow)
+                        classes += " bottomBorder"
+                    if (classes.length > 0)
+                        th.setAttribute("class", classes)
+                    tr.appendChild(th)
+                }
+            }
+
+            // body
+            let body = document.createElement("tbody")
+            table.appendChild(body)
+
+            let columns = renderData.pop()
+            for (let row = 0; row < df.nrow; row++) {
+                let tr = document.createElement("tr");
+                body.appendChild(tr)
+                for (let i = 0; i < columns.length; i++) {
+                    let cell = columns[i]
+                    let td = document.createElement("td");
+                    let colId = cell.id
+                    let col = df.cols[colId]
+                    let classes = (cell.leftBd ? " leftBorder" : "") + (cell.rightBd ? " rightBorder" : "")
+                    if (col.rightAlign)
+                        classes += " rightAlign"
+                    if (classes.length > 0)
+                        td.setAttribute("class", classes)
+                    tr.appendChild(td)
+                    let value = col.values[row]
+                    if (value.frameId !== undefined) {
+                        let frameId = value.frameId
+                        let expanded = rootDf.expandedFrames.has(frameId)
+                        let link = document.createElement("a")
+                        link.className = "expander"
+                        let that = this
+                        link.onclick = function () {
+                            if (rootDf.expandedFrames.has(frameId))
+                                rootDf.expandedFrames.delete(frameId)
+                            else rootDf.expandedFrames.add(frameId)
+                            that.renderTable(id)
+                        }
+                        link.appendChild(this.createExpander(expanded))
+                        link.innerHTML += value.value
+                        if (expanded) {
+                            td.appendChild(link)
+                            td.appendChild(document.createElement("p"))
+                            const childTable = document.createElement("table")
+                            childTable.className = "dataframe"
+                            childTable.id = "df_" + frameId
+                            let childDf = rootDf.childFrames[frameId]
+                            childTable.df = childDf
+                            td.appendChild(childTable)
+                            this.renderTable(frameId)
+                            if (childDf.nrow !== childDf.totalRows) {
+                                const footer = document.createElement("p")
+                                footer.innerText = `... showing only top ${childDf.nrow} of ${childDf.totalRows} rows`
+                                td.appendChild(footer)
+                            }
+                        } else {
+                            td.appendChild(link)
+                        }
+                    } else if (value.style !== undefined) {
+                        td.innerHTML = value.value
+                        td.setAttribute("style", value.style)
+                    } else td.innerHTML = value
+                    this.nodeScriptReplace(td)
+                }
+            }
+        }
+
+        this.nodeScriptReplace = function (node) {
+            if (this.nodeScriptIs(node) === true) {
+                node.parentNode.replaceChild(this.nodeScriptClone(node), node);
+            } else {
+                let i = -1, children = node.childNodes;
+                while (++i < children.length) {
+                    this.nodeScriptReplace(children[i]);
+                }
+            }
+
+            return node;
+        }
+
+        this.nodeScriptClone = function (node) {
+            let script = document.createElement("script");
+            script.text = node.innerHTML;
+
+            let i = -1, attrs = node.attributes, attr;
+            while (++i < attrs.length) {
+                script.setAttribute((attr = attrs[i]).name, attr.value);
+            }
+            return script;
+        }
+
+        this.nodeScriptIs = function (node) {
+            return node.tagName === 'SCRIPT';
+        }
+    })()
+
+    window.call_DataFrame = function (f) {
+        return f();
+    };
+
+    let funQueue = window["kotlinQueues"] && window["kotlinQueues"]["DataFrame"];
+    if (funQueue) {
+        funQueue.forEach(function (f) {
+            f();
+        });
+        funQueue = [];
+    }
+})()
+
+/*<!--*/
+call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"firstName: String\">firstName</span>", children: [], rightAlign: false, values: ["Alice","Bob","Charlie","Charlie","Bob","Alice","Charlie","Alice","Bob","Charlie"] }, 
+{ name: "<span title=\"lastName: String\">lastName</span>", children: [], rightAlign: false, values: ["Cooper","Dylan","Daniels","Chaplin","Marley","Wolf","Byrd","Smith","Brown","Johnson"] }, 
+{ name: "<span title=\"city: String?\">city</span>", children: [], rightAlign: false, values: ["London","Dubai","Moscow","Milan","Tokyo","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","Moscow","Milan","London","Dubai"] }, 
+{ name: "<span title=\"weight: Int?\">weight</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">54</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">87</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">68</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">55</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">90</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">52</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">60</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">70</span></span>"] }, 
+{ name: "<span title=\"isHappy: Boolean\">isHappy</span>", children: [], rightAlign: false, values: ["true","true","false","true","true","false","true","false","false","false"] }, 
+], id: 0, rootId: 0, totalRows: 10 } ) });
+/*-->*/
+
+call_DataFrame(function() { DataFrame.renderTable(0) });
+
+function sendHeight() {
+    const table = document.querySelector('table.dataframe');
+    if (!table) return;
+
+    let height = 0;
+    
+    const thead = table.querySelector('thead');
+    if (thead) height += thead.offsetHeight;
+    
+    const rows = table.querySelectorAll(':scope > tbody > tr');
+    rows.forEach(row => {
+        height += row.offsetHeight;
+    });
+    
+    height += getVerticalMargins(table) + 10;
+
+    window.parent.postMessage({ type: 'iframeHeight', height: Math.ceil(height) }, '*');
+}
+
+function getVerticalMargins(element) {
+    const style = getComputedStyle(element);
+    return parseFloat(style.marginTop) + parseFloat(style.marginBottom);
+}
+
+function repeatHeightCalculation(maxRetries = 10, interval = 100) {
+    let retries = 0;
+    const intervalId = setInterval(() => {
+        sendHeight();
+        retries++;
+        if (retries >= maxRetries) clearInterval(intervalId);
+    }, interval);
+}
+
+window.addEventListener('load', repeatHeightCalculation);
+
+const observer = new MutationObserver(() => repeatHeightCalculation(5, 50));
+observer.observe(document.querySelector('.dataframe'), {
+    childList: true,
+    subtree: true,
+    characterData: true,
+});
+
+
+</script>
+</html>
diff --git a/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsModifyFilter.html b/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsModifyFilter.html
new file mode 100644
index 0000000000..affed8440d
--- /dev/null
+++ b/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsModifyFilter.html
@@ -0,0 +1,510 @@
+<html>
+<head>
+<style type="text/css">
+:root {
+    --background: #fff;
+    --background-odd: #f5f5f5;
+    --background-hover: #d9edfd;
+    --header-text-color: #474747;
+    --text-color: #848484;
+    --text-color-dark: #000;
+    --text-color-medium: #737373;
+    --text-color-pale: #b3b3b3;
+    --inner-border-color: #aaa;
+    --bold-border-color: #000;
+    --link-color: #296eaa;
+    --link-color-pale: #296eaa;
+    --link-hover: #1a466c;
+}
+
+:root[theme="dark"], :root [data-jp-theme-light="false"], .dataframe_dark{
+    --background: #303030;
+    --background-odd: #3c3c3c;
+    --background-hover: #464646;
+    --header-text-color: #dddddd;
+    --text-color: #b3b3b3;
+    --text-color-dark: #dddddd;
+    --text-color-medium: #b2b2b2;
+    --text-color-pale: #737373;
+    --inner-border-color: #707070;
+    --bold-border-color: #777777;
+    --link-color: #008dc0;
+    --link-color-pale: #97e1fb;
+    --link-hover: #00688e;
+}
+
+p.dataframe_description {
+    color: var(--text-color-dark);
+}
+
+table.dataframe {
+    font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
+    font-size: 12px;
+    background-color: var(--background);
+    color: var(--text-color-dark);
+    border: none;
+    border-collapse: collapse;
+}
+
+table.dataframe th, td {
+    padding: 6px;
+    border: 1px solid transparent;
+    text-align: left;
+}
+
+table.dataframe th {
+    background-color: var(--background);
+    color: var(--header-text-color);
+}
+
+table.dataframe td {
+    vertical-align: top;
+    white-space: nowrap;
+}
+
+table.dataframe th.bottomBorder {
+    border-bottom-color: var(--bold-border-color);
+}
+
+table.dataframe tbody > tr:nth-child(odd) {
+    background: var(--background-odd);
+}
+
+table.dataframe tbody > tr:nth-child(even) {
+    background: var(--background);
+}
+
+table.dataframe tbody > tr:hover {
+    background: var(--background-hover);
+}
+
+table.dataframe a {
+    cursor: pointer;
+    color: var(--link-color);
+    text-decoration: none;
+}
+
+table.dataframe tr:hover > td a {
+    color: var(--link-color-pale);
+}
+
+table.dataframe a:hover {
+    color: var(--link-hover);
+    text-decoration: underline;
+}
+
+table.dataframe img {
+    max-width: fit-content;
+}
+
+table.dataframe th.complex {
+    background-color: var(--background);
+    border: 1px solid var(--background);
+}
+
+table.dataframe .leftBorder {
+    border-left-color: var(--inner-border-color);
+}
+
+table.dataframe .rightBorder {
+    border-right-color: var(--inner-border-color);
+}
+
+table.dataframe .rightAlign {
+    text-align: right;
+}
+
+table.dataframe .expanderSvg {
+    width: 8px;
+    height: 8px;
+    margin-right: 3px;
+}
+
+table.dataframe .expander {
+    display: flex;
+    align-items: center;
+}
+
+/* formatting */
+
+table.dataframe .null {
+    color: var(--text-color-pale);
+}
+
+table.dataframe .structural {
+    color: var(--text-color-medium);
+    font-weight: bold;
+}
+
+table.dataframe .dataFrameCaption {
+    font-weight: bold;
+}
+
+table.dataframe .numbers {
+    color: var(--text-color-dark);
+}
+
+table.dataframe td:hover .formatted .structural, .null {
+    color: var(--text-color-dark);
+}
+
+table.dataframe tr:hover .formatted .structural, .null {
+    color: var(--text-color-dark);
+}
+
+
+body {
+    font-family: "JetBrains Mono",SFMono-Regular,Consolas,"Liberation Mono",Menlo,Courier,monospace;
+}       
+
+:root {
+    color: #19191C;
+    background-color: #fff;
+}
+
+:root[theme="dark"] {
+    background-color: #19191C;
+    color: #FFFFFFCC
+}
+
+details details {
+    margin-left: 20px; 
+}
+
+summary {
+    padding: 6px;
+}
+</style>
+</head>
+<body>
+<table class="dataframe" id="df_0"></table>
+
+<p class="dataframe_description"></p>
+</body>
+<script>
+(function () {
+    window.DataFrame = window.DataFrame || new (function () {
+        this.addTable = function (df) {
+            let cols = df.cols;
+            for (let i = 0; i < cols.length; i++) {
+                for (let c of cols[i].children) {
+                    cols[c].parent = i;
+                }
+            }
+            df.nrow = 0
+            for (let i = 0; i < df.cols.length; i++) {
+                if (df.cols[i].values.length > df.nrow) df.nrow = df.cols[i].values.length
+            }
+            if (df.id === df.rootId) {
+                df.expandedFrames = new Set()
+                df.childFrames = {}
+                const table = this.getTableElement(df.id)
+                table.df = df
+                for (let i = 0; i < df.cols.length; i++) {
+                    let col = df.cols[i]
+                    if (col.parent === undefined && col.children.length > 0) col.expanded = true
+                }
+            } else {
+                const rootDf = this.getTableData(df.rootId)
+                rootDf.childFrames[df.id] = df
+            }
+        }
+
+        this.computeRenderData = function (df) {
+            let result = []
+            let pos = 0
+            for (let col = 0; col < df.cols.length; col++) {
+                if (df.cols[col].parent === undefined)
+                    pos += this.computeRenderDataRec(df.cols, col, pos, 0, result, false, false)
+            }
+            for (let i = 0; i < result.length; i++) {
+                let row = result[i]
+                for (let j = 0; j < row.length; j++) {
+                    let cell = row[j]
+                    if (j === 0)
+                        cell.leftBd = false
+                    if (j < row.length - 1) {
+                        let nextData = row[j + 1]
+                        if (nextData.leftBd) cell.rightBd = true
+                        else if (cell.rightBd) nextData.leftBd = true
+                    } else cell.rightBd = false
+                }
+            }
+            return result
+        }
+
+        this.computeRenderDataRec = function (cols, colId, pos, depth, result, leftBorder, rightBorder) {
+            if (result.length === depth) {
+                const array = [];
+                if (pos > 0) {
+                    let j = 0
+                    for (let i = 0; j < pos; i++) {
+                        let c = result[depth - 1][i]
+                        j += c.span
+                        let copy = Object.assign({empty: true}, c)
+                        array.push(copy)
+                    }
+                }
+                result.push(array)
+            }
+            const col = cols[colId];
+            let size = 0;
+            if (col.expanded) {
+                let childPos = pos
+                for (let i = 0; i < col.children.length; i++) {
+                    let child = col.children[i]
+                    let childLeft = i === 0 && (col.children.length > 1 || leftBorder)
+                    let childRight = i === col.children.length - 1 && (col.children.length > 1 || rightBorder)
+                    let childSize = this.computeRenderDataRec(cols, child, childPos, depth + 1, result, childLeft, childRight)
+                    childPos += childSize
+                    size += childSize
+                }
+            } else {
+                for (let i = depth + 1; i < result.length; i++)
+                    result[i].push({id: colId, span: 1, leftBd: leftBorder, rightBd: rightBorder, empty: true})
+                size = 1
+            }
+            let left = leftBorder
+            let right = rightBorder
+            if (size > 1) {
+                left = true
+                right = true
+            }
+            result[depth].push({id: colId, span: size, leftBd: left, rightBd: right})
+            return size
+        }
+
+        this.getTableElement = function (id) {
+            return document.getElementById("df_" + id)
+        }
+
+        this.getTableData = function (id) {
+            return this.getTableElement(id).df
+        }
+
+        this.createExpander = function (isExpanded) {
+            const svgNs = "http://www.w3.org/2000/svg"
+            let svg = document.createElementNS(svgNs, "svg")
+            svg.classList.add("expanderSvg")
+            let path = document.createElementNS(svgNs, "path")
+            if (isExpanded) {
+                svg.setAttribute("viewBox", "0 -2 8 8")
+                path.setAttribute("d", "M1 0 l-1 1 4 4 4 -4 -1 -1 -3 3Z")
+            } else {
+                svg.setAttribute("viewBox", "-2 0 8 8")
+                path.setAttribute("d", "M1 0 l-1 1 3 3 -3 3 1 1 4 -4Z")
+            }
+            path.setAttribute("fill", "currentColor")
+            svg.appendChild(path)
+            return svg
+        }
+
+        this.renderTable = function (id) {
+
+            let table = this.getTableElement(id)
+
+            if (table === null) return
+
+            table.innerHTML = ""
+
+            let df = table.df
+            let rootDf = df.rootId === df.id ? df : this.getTableData(df.rootId)
+
+            // header
+            let header = document.createElement("thead")
+            table.appendChild(header)
+
+            let renderData = this.computeRenderData(df)
+            for (let j = 0; j < renderData.length; j++) {
+                let rowData = renderData[j]
+                let tr = document.createElement("tr");
+                let isLastRow = j === renderData.length - 1
+                header.appendChild(tr);
+                for (let i = 0; i < rowData.length; i++) {
+                    let cell = rowData[i]
+                    let th = document.createElement("th");
+                    th.setAttribute("colspan", cell.span)
+                    let colId = cell.id
+                    let col = df.cols[colId];
+                    if (!cell.empty) {
+                        if (col.children.length === 0) {
+                            th.innerHTML = col.name
+                        } else {
+                            let link = document.createElement("a")
+                            link.className = "expander"
+                            let that = this
+                            link.onclick = function () {
+                                col.expanded = !col.expanded
+                                that.renderTable(id)
+                            }
+                            link.appendChild(this.createExpander(col.expanded))
+                            link.innerHTML += col.name
+                            th.appendChild(link)
+                        }
+                    }
+                    let classes = (cell.leftBd ? " leftBorder" : "") + (cell.rightBd ? " rightBorder" : "")
+                    if (col.rightAlign)
+                        classes += " rightAlign"
+                    if (isLastRow)
+                        classes += " bottomBorder"
+                    if (classes.length > 0)
+                        th.setAttribute("class", classes)
+                    tr.appendChild(th)
+                }
+            }
+
+            // body
+            let body = document.createElement("tbody")
+            table.appendChild(body)
+
+            let columns = renderData.pop()
+            for (let row = 0; row < df.nrow; row++) {
+                let tr = document.createElement("tr");
+                body.appendChild(tr)
+                for (let i = 0; i < columns.length; i++) {
+                    let cell = columns[i]
+                    let td = document.createElement("td");
+                    let colId = cell.id
+                    let col = df.cols[colId]
+                    let classes = (cell.leftBd ? " leftBorder" : "") + (cell.rightBd ? " rightBorder" : "")
+                    if (col.rightAlign)
+                        classes += " rightAlign"
+                    if (classes.length > 0)
+                        td.setAttribute("class", classes)
+                    tr.appendChild(td)
+                    let value = col.values[row]
+                    if (value.frameId !== undefined) {
+                        let frameId = value.frameId
+                        let expanded = rootDf.expandedFrames.has(frameId)
+                        let link = document.createElement("a")
+                        link.className = "expander"
+                        let that = this
+                        link.onclick = function () {
+                            if (rootDf.expandedFrames.has(frameId))
+                                rootDf.expandedFrames.delete(frameId)
+                            else rootDf.expandedFrames.add(frameId)
+                            that.renderTable(id)
+                        }
+                        link.appendChild(this.createExpander(expanded))
+                        link.innerHTML += value.value
+                        if (expanded) {
+                            td.appendChild(link)
+                            td.appendChild(document.createElement("p"))
+                            const childTable = document.createElement("table")
+                            childTable.className = "dataframe"
+                            childTable.id = "df_" + frameId
+                            let childDf = rootDf.childFrames[frameId]
+                            childTable.df = childDf
+                            td.appendChild(childTable)
+                            this.renderTable(frameId)
+                            if (childDf.nrow !== childDf.totalRows) {
+                                const footer = document.createElement("p")
+                                footer.innerText = `... showing only top ${childDf.nrow} of ${childDf.totalRows} rows`
+                                td.appendChild(footer)
+                            }
+                        } else {
+                            td.appendChild(link)
+                        }
+                    } else if (value.style !== undefined) {
+                        td.innerHTML = value.value
+                        td.setAttribute("style", value.style)
+                    } else td.innerHTML = value
+                    this.nodeScriptReplace(td)
+                }
+            }
+        }
+
+        this.nodeScriptReplace = function (node) {
+            if (this.nodeScriptIs(node) === true) {
+                node.parentNode.replaceChild(this.nodeScriptClone(node), node);
+            } else {
+                let i = -1, children = node.childNodes;
+                while (++i < children.length) {
+                    this.nodeScriptReplace(children[i]);
+                }
+            }
+
+            return node;
+        }
+
+        this.nodeScriptClone = function (node) {
+            let script = document.createElement("script");
+            script.text = node.innerHTML;
+
+            let i = -1, attrs = node.attributes, attr;
+            while (++i < attrs.length) {
+                script.setAttribute((attr = attrs[i]).name, attr.value);
+            }
+            return script;
+        }
+
+        this.nodeScriptIs = function (node) {
+            return node.tagName === 'SCRIPT';
+        }
+    })()
+
+    window.call_DataFrame = function (f) {
+        return f();
+    };
+
+    let funQueue = window["kotlinQueues"] && window["kotlinQueues"]["DataFrame"];
+    if (funQueue) {
+        funQueue.forEach(function (f) {
+            f();
+        });
+        funQueue = [];
+    }
+})()
+
+/*<!--*/
+call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"age: Int\">age</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">45</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">40</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">18</span></span>"] }, 
+], id: 0, rootId: 0, totalRows: 10 } ) });
+/*-->*/
+
+call_DataFrame(function() { DataFrame.renderTable(0) });
+
+function sendHeight() {
+    const table = document.querySelector('table.dataframe');
+    if (!table) return;
+
+    let height = 0;
+    
+    const thead = table.querySelector('thead');
+    if (thead) height += thead.offsetHeight;
+    
+    const rows = table.querySelectorAll(':scope > tbody > tr');
+    rows.forEach(row => {
+        height += row.offsetHeight;
+    });
+    
+    height += getVerticalMargins(table) + 10;
+
+    window.parent.postMessage({ type: 'iframeHeight', height: Math.ceil(height) }, '*');
+}
+
+function getVerticalMargins(element) {
+    const style = getComputedStyle(element);
+    return parseFloat(style.marginTop) + parseFloat(style.marginBottom);
+}
+
+function repeatHeightCalculation(maxRetries = 10, interval = 100) {
+    let retries = 0;
+    const intervalId = setInterval(() => {
+        sendHeight();
+        retries++;
+        if (retries >= maxRetries) clearInterval(intervalId);
+    }, interval);
+}
+
+window.addEventListener('load', repeatHeightCalculation);
+
+const observer = new MutationObserver(() => repeatHeightCalculation(5, 50));
+observer.observe(document.querySelector('.dataframe'), {
+    childList: true,
+    subtree: true,
+    characterData: true,
+});
+
+
+</script>
+</html>
diff --git a/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsModifyTake.html b/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsModifyTake.html
new file mode 100644
index 0000000000..de75b2b1b2
--- /dev/null
+++ b/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsModifyTake.html
@@ -0,0 +1,512 @@
+<html>
+<head>
+<style type="text/css">
+:root {
+    --background: #fff;
+    --background-odd: #f5f5f5;
+    --background-hover: #d9edfd;
+    --header-text-color: #474747;
+    --text-color: #848484;
+    --text-color-dark: #000;
+    --text-color-medium: #737373;
+    --text-color-pale: #b3b3b3;
+    --inner-border-color: #aaa;
+    --bold-border-color: #000;
+    --link-color: #296eaa;
+    --link-color-pale: #296eaa;
+    --link-hover: #1a466c;
+}
+
+:root[theme="dark"], :root [data-jp-theme-light="false"], .dataframe_dark{
+    --background: #303030;
+    --background-odd: #3c3c3c;
+    --background-hover: #464646;
+    --header-text-color: #dddddd;
+    --text-color: #b3b3b3;
+    --text-color-dark: #dddddd;
+    --text-color-medium: #b2b2b2;
+    --text-color-pale: #737373;
+    --inner-border-color: #707070;
+    --bold-border-color: #777777;
+    --link-color: #008dc0;
+    --link-color-pale: #97e1fb;
+    --link-hover: #00688e;
+}
+
+p.dataframe_description {
+    color: var(--text-color-dark);
+}
+
+table.dataframe {
+    font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
+    font-size: 12px;
+    background-color: var(--background);
+    color: var(--text-color-dark);
+    border: none;
+    border-collapse: collapse;
+}
+
+table.dataframe th, td {
+    padding: 6px;
+    border: 1px solid transparent;
+    text-align: left;
+}
+
+table.dataframe th {
+    background-color: var(--background);
+    color: var(--header-text-color);
+}
+
+table.dataframe td {
+    vertical-align: top;
+    white-space: nowrap;
+}
+
+table.dataframe th.bottomBorder {
+    border-bottom-color: var(--bold-border-color);
+}
+
+table.dataframe tbody > tr:nth-child(odd) {
+    background: var(--background-odd);
+}
+
+table.dataframe tbody > tr:nth-child(even) {
+    background: var(--background);
+}
+
+table.dataframe tbody > tr:hover {
+    background: var(--background-hover);
+}
+
+table.dataframe a {
+    cursor: pointer;
+    color: var(--link-color);
+    text-decoration: none;
+}
+
+table.dataframe tr:hover > td a {
+    color: var(--link-color-pale);
+}
+
+table.dataframe a:hover {
+    color: var(--link-hover);
+    text-decoration: underline;
+}
+
+table.dataframe img {
+    max-width: fit-content;
+}
+
+table.dataframe th.complex {
+    background-color: var(--background);
+    border: 1px solid var(--background);
+}
+
+table.dataframe .leftBorder {
+    border-left-color: var(--inner-border-color);
+}
+
+table.dataframe .rightBorder {
+    border-right-color: var(--inner-border-color);
+}
+
+table.dataframe .rightAlign {
+    text-align: right;
+}
+
+table.dataframe .expanderSvg {
+    width: 8px;
+    height: 8px;
+    margin-right: 3px;
+}
+
+table.dataframe .expander {
+    display: flex;
+    align-items: center;
+}
+
+/* formatting */
+
+table.dataframe .null {
+    color: var(--text-color-pale);
+}
+
+table.dataframe .structural {
+    color: var(--text-color-medium);
+    font-weight: bold;
+}
+
+table.dataframe .dataFrameCaption {
+    font-weight: bold;
+}
+
+table.dataframe .numbers {
+    color: var(--text-color-dark);
+}
+
+table.dataframe td:hover .formatted .structural, .null {
+    color: var(--text-color-dark);
+}
+
+table.dataframe tr:hover .formatted .structural, .null {
+    color: var(--text-color-dark);
+}
+
+
+body {
+    font-family: "JetBrains Mono",SFMono-Regular,Consolas,"Liberation Mono",Menlo,Courier,monospace;
+}       
+
+:root {
+    color: #19191C;
+    background-color: #fff;
+}
+
+:root[theme="dark"] {
+    background-color: #19191C;
+    color: #FFFFFFCC
+}
+
+details details {
+    margin-left: 20px; 
+}
+
+summary {
+    padding: 6px;
+}
+</style>
+</head>
+<body>
+<table class="dataframe" id="df_0"></table>
+
+<p class="dataframe_description"></p>
+</body>
+<script>
+(function () {
+    window.DataFrame = window.DataFrame || new (function () {
+        this.addTable = function (df) {
+            let cols = df.cols;
+            for (let i = 0; i < cols.length; i++) {
+                for (let c of cols[i].children) {
+                    cols[c].parent = i;
+                }
+            }
+            df.nrow = 0
+            for (let i = 0; i < df.cols.length; i++) {
+                if (df.cols[i].values.length > df.nrow) df.nrow = df.cols[i].values.length
+            }
+            if (df.id === df.rootId) {
+                df.expandedFrames = new Set()
+                df.childFrames = {}
+                const table = this.getTableElement(df.id)
+                table.df = df
+                for (let i = 0; i < df.cols.length; i++) {
+                    let col = df.cols[i]
+                    if (col.parent === undefined && col.children.length > 0) col.expanded = true
+                }
+            } else {
+                const rootDf = this.getTableData(df.rootId)
+                rootDf.childFrames[df.id] = df
+            }
+        }
+
+        this.computeRenderData = function (df) {
+            let result = []
+            let pos = 0
+            for (let col = 0; col < df.cols.length; col++) {
+                if (df.cols[col].parent === undefined)
+                    pos += this.computeRenderDataRec(df.cols, col, pos, 0, result, false, false)
+            }
+            for (let i = 0; i < result.length; i++) {
+                let row = result[i]
+                for (let j = 0; j < row.length; j++) {
+                    let cell = row[j]
+                    if (j === 0)
+                        cell.leftBd = false
+                    if (j < row.length - 1) {
+                        let nextData = row[j + 1]
+                        if (nextData.leftBd) cell.rightBd = true
+                        else if (cell.rightBd) nextData.leftBd = true
+                    } else cell.rightBd = false
+                }
+            }
+            return result
+        }
+
+        this.computeRenderDataRec = function (cols, colId, pos, depth, result, leftBorder, rightBorder) {
+            if (result.length === depth) {
+                const array = [];
+                if (pos > 0) {
+                    let j = 0
+                    for (let i = 0; j < pos; i++) {
+                        let c = result[depth - 1][i]
+                        j += c.span
+                        let copy = Object.assign({empty: true}, c)
+                        array.push(copy)
+                    }
+                }
+                result.push(array)
+            }
+            const col = cols[colId];
+            let size = 0;
+            if (col.expanded) {
+                let childPos = pos
+                for (let i = 0; i < col.children.length; i++) {
+                    let child = col.children[i]
+                    let childLeft = i === 0 && (col.children.length > 1 || leftBorder)
+                    let childRight = i === col.children.length - 1 && (col.children.length > 1 || rightBorder)
+                    let childSize = this.computeRenderDataRec(cols, child, childPos, depth + 1, result, childLeft, childRight)
+                    childPos += childSize
+                    size += childSize
+                }
+            } else {
+                for (let i = depth + 1; i < result.length; i++)
+                    result[i].push({id: colId, span: 1, leftBd: leftBorder, rightBd: rightBorder, empty: true})
+                size = 1
+            }
+            let left = leftBorder
+            let right = rightBorder
+            if (size > 1) {
+                left = true
+                right = true
+            }
+            result[depth].push({id: colId, span: size, leftBd: left, rightBd: right})
+            return size
+        }
+
+        this.getTableElement = function (id) {
+            return document.getElementById("df_" + id)
+        }
+
+        this.getTableData = function (id) {
+            return this.getTableElement(id).df
+        }
+
+        this.createExpander = function (isExpanded) {
+            const svgNs = "http://www.w3.org/2000/svg"
+            let svg = document.createElementNS(svgNs, "svg")
+            svg.classList.add("expanderSvg")
+            let path = document.createElementNS(svgNs, "path")
+            if (isExpanded) {
+                svg.setAttribute("viewBox", "0 -2 8 8")
+                path.setAttribute("d", "M1 0 l-1 1 4 4 4 -4 -1 -1 -3 3Z")
+            } else {
+                svg.setAttribute("viewBox", "-2 0 8 8")
+                path.setAttribute("d", "M1 0 l-1 1 3 3 -3 3 1 1 4 -4Z")
+            }
+            path.setAttribute("fill", "currentColor")
+            svg.appendChild(path)
+            return svg
+        }
+
+        this.renderTable = function (id) {
+
+            let table = this.getTableElement(id)
+
+            if (table === null) return
+
+            table.innerHTML = ""
+
+            let df = table.df
+            let rootDf = df.rootId === df.id ? df : this.getTableData(df.rootId)
+
+            // header
+            let header = document.createElement("thead")
+            table.appendChild(header)
+
+            let renderData = this.computeRenderData(df)
+            for (let j = 0; j < renderData.length; j++) {
+                let rowData = renderData[j]
+                let tr = document.createElement("tr");
+                let isLastRow = j === renderData.length - 1
+                header.appendChild(tr);
+                for (let i = 0; i < rowData.length; i++) {
+                    let cell = rowData[i]
+                    let th = document.createElement("th");
+                    th.setAttribute("colspan", cell.span)
+                    let colId = cell.id
+                    let col = df.cols[colId];
+                    if (!cell.empty) {
+                        if (col.children.length === 0) {
+                            th.innerHTML = col.name
+                        } else {
+                            let link = document.createElement("a")
+                            link.className = "expander"
+                            let that = this
+                            link.onclick = function () {
+                                col.expanded = !col.expanded
+                                that.renderTable(id)
+                            }
+                            link.appendChild(this.createExpander(col.expanded))
+                            link.innerHTML += col.name
+                            th.appendChild(link)
+                        }
+                    }
+                    let classes = (cell.leftBd ? " leftBorder" : "") + (cell.rightBd ? " rightBorder" : "")
+                    if (col.rightAlign)
+                        classes += " rightAlign"
+                    if (isLastRow)
+                        classes += " bottomBorder"
+                    if (classes.length > 0)
+                        th.setAttribute("class", classes)
+                    tr.appendChild(th)
+                }
+            }
+
+            // body
+            let body = document.createElement("tbody")
+            table.appendChild(body)
+
+            let columns = renderData.pop()
+            for (let row = 0; row < df.nrow; row++) {
+                let tr = document.createElement("tr");
+                body.appendChild(tr)
+                for (let i = 0; i < columns.length; i++) {
+                    let cell = columns[i]
+                    let td = document.createElement("td");
+                    let colId = cell.id
+                    let col = df.cols[colId]
+                    let classes = (cell.leftBd ? " leftBorder" : "") + (cell.rightBd ? " rightBorder" : "")
+                    if (col.rightAlign)
+                        classes += " rightAlign"
+                    if (classes.length > 0)
+                        td.setAttribute("class", classes)
+                    tr.appendChild(td)
+                    let value = col.values[row]
+                    if (value.frameId !== undefined) {
+                        let frameId = value.frameId
+                        let expanded = rootDf.expandedFrames.has(frameId)
+                        let link = document.createElement("a")
+                        link.className = "expander"
+                        let that = this
+                        link.onclick = function () {
+                            if (rootDf.expandedFrames.has(frameId))
+                                rootDf.expandedFrames.delete(frameId)
+                            else rootDf.expandedFrames.add(frameId)
+                            that.renderTable(id)
+                        }
+                        link.appendChild(this.createExpander(expanded))
+                        link.innerHTML += value.value
+                        if (expanded) {
+                            td.appendChild(link)
+                            td.appendChild(document.createElement("p"))
+                            const childTable = document.createElement("table")
+                            childTable.className = "dataframe"
+                            childTable.id = "df_" + frameId
+                            let childDf = rootDf.childFrames[frameId]
+                            childTable.df = childDf
+                            td.appendChild(childTable)
+                            this.renderTable(frameId)
+                            if (childDf.nrow !== childDf.totalRows) {
+                                const footer = document.createElement("p")
+                                footer.innerText = `... showing only top ${childDf.nrow} of ${childDf.totalRows} rows`
+                                td.appendChild(footer)
+                            }
+                        } else {
+                            td.appendChild(link)
+                        }
+                    } else if (value.style !== undefined) {
+                        td.innerHTML = value.value
+                        td.setAttribute("style", value.style)
+                    } else td.innerHTML = value
+                    this.nodeScriptReplace(td)
+                }
+            }
+        }
+
+        this.nodeScriptReplace = function (node) {
+            if (this.nodeScriptIs(node) === true) {
+                node.parentNode.replaceChild(this.nodeScriptClone(node), node);
+            } else {
+                let i = -1, children = node.childNodes;
+                while (++i < children.length) {
+                    this.nodeScriptReplace(children[i]);
+                }
+            }
+
+            return node;
+        }
+
+        this.nodeScriptClone = function (node) {
+            let script = document.createElement("script");
+            script.text = node.innerHTML;
+
+            let i = -1, attrs = node.attributes, attr;
+            while (++i < attrs.length) {
+                script.setAttribute((attr = attrs[i]).name, attr.value);
+            }
+            return script;
+        }
+
+        this.nodeScriptIs = function (node) {
+            return node.tagName === 'SCRIPT';
+        }
+    })()
+
+    window.call_DataFrame = function (f) {
+        return f();
+    };
+
+    let funQueue = window["kotlinQueues"] && window["kotlinQueues"]["DataFrame"];
+    if (funQueue) {
+        funQueue.forEach(function (f) {
+            f();
+        });
+        funQueue = [];
+    }
+})()
+
+/*<!--*/
+call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"firstName: String\">firstName</span>", children: [], rightAlign: false, values: ["Alice","Bob","Charlie","Charlie","Bob","Alice","Charlie","Alice","Bob","Charlie"] }, 
+{ name: "<span title=\"lastName: String\">lastName</span>", children: [], rightAlign: false, values: ["Cooper","Dylan","Daniels","Chaplin","Marley","Wolf","Byrd","Smith","Brown","Johnson"] }, 
+{ name: "<span title=\"age: Int\">age</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">45</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">40</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">18</span></span>"] }, 
+], id: 0, rootId: 0, totalRows: 10 } ) });
+/*-->*/
+
+call_DataFrame(function() { DataFrame.renderTable(0) });
+
+function sendHeight() {
+    const table = document.querySelector('table.dataframe');
+    if (!table) return;
+
+    let height = 0;
+    
+    const thead = table.querySelector('thead');
+    if (thead) height += thead.offsetHeight;
+    
+    const rows = table.querySelectorAll(':scope > tbody > tr');
+    rows.forEach(row => {
+        height += row.offsetHeight;
+    });
+    
+    height += getVerticalMargins(table) + 10;
+
+    window.parent.postMessage({ type: 'iframeHeight', height: Math.ceil(height) }, '*');
+}
+
+function getVerticalMargins(element) {
+    const style = getComputedStyle(element);
+    return parseFloat(style.marginTop) + parseFloat(style.marginBottom);
+}
+
+function repeatHeightCalculation(maxRetries = 10, interval = 100) {
+    let retries = 0;
+    const intervalId = setInterval(() => {
+        sendHeight();
+        retries++;
+        if (retries >= maxRetries) clearInterval(intervalId);
+    }, interval);
+}
+
+window.addEventListener('load', repeatHeightCalculation);
+
+const observer = new MutationObserver(() => repeatHeightCalculation(5, 50));
+observer.observe(document.querySelector('.dataframe'), {
+    childList: true,
+    subtree: true,
+    characterData: true,
+});
+
+
+</script>
+</html>
diff --git a/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsModifyTakeLast.html b/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsModifyTakeLast.html
new file mode 100644
index 0000000000..3adead57b1
--- /dev/null
+++ b/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsModifyTakeLast.html
@@ -0,0 +1,512 @@
+<html>
+<head>
+<style type="text/css">
+:root {
+    --background: #fff;
+    --background-odd: #f5f5f5;
+    --background-hover: #d9edfd;
+    --header-text-color: #474747;
+    --text-color: #848484;
+    --text-color-dark: #000;
+    --text-color-medium: #737373;
+    --text-color-pale: #b3b3b3;
+    --inner-border-color: #aaa;
+    --bold-border-color: #000;
+    --link-color: #296eaa;
+    --link-color-pale: #296eaa;
+    --link-hover: #1a466c;
+}
+
+:root[theme="dark"], :root [data-jp-theme-light="false"], .dataframe_dark{
+    --background: #303030;
+    --background-odd: #3c3c3c;
+    --background-hover: #464646;
+    --header-text-color: #dddddd;
+    --text-color: #b3b3b3;
+    --text-color-dark: #dddddd;
+    --text-color-medium: #b2b2b2;
+    --text-color-pale: #737373;
+    --inner-border-color: #707070;
+    --bold-border-color: #777777;
+    --link-color: #008dc0;
+    --link-color-pale: #97e1fb;
+    --link-hover: #00688e;
+}
+
+p.dataframe_description {
+    color: var(--text-color-dark);
+}
+
+table.dataframe {
+    font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
+    font-size: 12px;
+    background-color: var(--background);
+    color: var(--text-color-dark);
+    border: none;
+    border-collapse: collapse;
+}
+
+table.dataframe th, td {
+    padding: 6px;
+    border: 1px solid transparent;
+    text-align: left;
+}
+
+table.dataframe th {
+    background-color: var(--background);
+    color: var(--header-text-color);
+}
+
+table.dataframe td {
+    vertical-align: top;
+    white-space: nowrap;
+}
+
+table.dataframe th.bottomBorder {
+    border-bottom-color: var(--bold-border-color);
+}
+
+table.dataframe tbody > tr:nth-child(odd) {
+    background: var(--background-odd);
+}
+
+table.dataframe tbody > tr:nth-child(even) {
+    background: var(--background);
+}
+
+table.dataframe tbody > tr:hover {
+    background: var(--background-hover);
+}
+
+table.dataframe a {
+    cursor: pointer;
+    color: var(--link-color);
+    text-decoration: none;
+}
+
+table.dataframe tr:hover > td a {
+    color: var(--link-color-pale);
+}
+
+table.dataframe a:hover {
+    color: var(--link-hover);
+    text-decoration: underline;
+}
+
+table.dataframe img {
+    max-width: fit-content;
+}
+
+table.dataframe th.complex {
+    background-color: var(--background);
+    border: 1px solid var(--background);
+}
+
+table.dataframe .leftBorder {
+    border-left-color: var(--inner-border-color);
+}
+
+table.dataframe .rightBorder {
+    border-right-color: var(--inner-border-color);
+}
+
+table.dataframe .rightAlign {
+    text-align: right;
+}
+
+table.dataframe .expanderSvg {
+    width: 8px;
+    height: 8px;
+    margin-right: 3px;
+}
+
+table.dataframe .expander {
+    display: flex;
+    align-items: center;
+}
+
+/* formatting */
+
+table.dataframe .null {
+    color: var(--text-color-pale);
+}
+
+table.dataframe .structural {
+    color: var(--text-color-medium);
+    font-weight: bold;
+}
+
+table.dataframe .dataFrameCaption {
+    font-weight: bold;
+}
+
+table.dataframe .numbers {
+    color: var(--text-color-dark);
+}
+
+table.dataframe td:hover .formatted .structural, .null {
+    color: var(--text-color-dark);
+}
+
+table.dataframe tr:hover .formatted .structural, .null {
+    color: var(--text-color-dark);
+}
+
+
+body {
+    font-family: "JetBrains Mono",SFMono-Regular,Consolas,"Liberation Mono",Menlo,Courier,monospace;
+}       
+
+:root {
+    color: #19191C;
+    background-color: #fff;
+}
+
+:root[theme="dark"] {
+    background-color: #19191C;
+    color: #FFFFFFCC
+}
+
+details details {
+    margin-left: 20px; 
+}
+
+summary {
+    padding: 6px;
+}
+</style>
+</head>
+<body>
+<table class="dataframe" id="df_0"></table>
+
+<p class="dataframe_description"></p>
+</body>
+<script>
+(function () {
+    window.DataFrame = window.DataFrame || new (function () {
+        this.addTable = function (df) {
+            let cols = df.cols;
+            for (let i = 0; i < cols.length; i++) {
+                for (let c of cols[i].children) {
+                    cols[c].parent = i;
+                }
+            }
+            df.nrow = 0
+            for (let i = 0; i < df.cols.length; i++) {
+                if (df.cols[i].values.length > df.nrow) df.nrow = df.cols[i].values.length
+            }
+            if (df.id === df.rootId) {
+                df.expandedFrames = new Set()
+                df.childFrames = {}
+                const table = this.getTableElement(df.id)
+                table.df = df
+                for (let i = 0; i < df.cols.length; i++) {
+                    let col = df.cols[i]
+                    if (col.parent === undefined && col.children.length > 0) col.expanded = true
+                }
+            } else {
+                const rootDf = this.getTableData(df.rootId)
+                rootDf.childFrames[df.id] = df
+            }
+        }
+
+        this.computeRenderData = function (df) {
+            let result = []
+            let pos = 0
+            for (let col = 0; col < df.cols.length; col++) {
+                if (df.cols[col].parent === undefined)
+                    pos += this.computeRenderDataRec(df.cols, col, pos, 0, result, false, false)
+            }
+            for (let i = 0; i < result.length; i++) {
+                let row = result[i]
+                for (let j = 0; j < row.length; j++) {
+                    let cell = row[j]
+                    if (j === 0)
+                        cell.leftBd = false
+                    if (j < row.length - 1) {
+                        let nextData = row[j + 1]
+                        if (nextData.leftBd) cell.rightBd = true
+                        else if (cell.rightBd) nextData.leftBd = true
+                    } else cell.rightBd = false
+                }
+            }
+            return result
+        }
+
+        this.computeRenderDataRec = function (cols, colId, pos, depth, result, leftBorder, rightBorder) {
+            if (result.length === depth) {
+                const array = [];
+                if (pos > 0) {
+                    let j = 0
+                    for (let i = 0; j < pos; i++) {
+                        let c = result[depth - 1][i]
+                        j += c.span
+                        let copy = Object.assign({empty: true}, c)
+                        array.push(copy)
+                    }
+                }
+                result.push(array)
+            }
+            const col = cols[colId];
+            let size = 0;
+            if (col.expanded) {
+                let childPos = pos
+                for (let i = 0; i < col.children.length; i++) {
+                    let child = col.children[i]
+                    let childLeft = i === 0 && (col.children.length > 1 || leftBorder)
+                    let childRight = i === col.children.length - 1 && (col.children.length > 1 || rightBorder)
+                    let childSize = this.computeRenderDataRec(cols, child, childPos, depth + 1, result, childLeft, childRight)
+                    childPos += childSize
+                    size += childSize
+                }
+            } else {
+                for (let i = depth + 1; i < result.length; i++)
+                    result[i].push({id: colId, span: 1, leftBd: leftBorder, rightBd: rightBorder, empty: true})
+                size = 1
+            }
+            let left = leftBorder
+            let right = rightBorder
+            if (size > 1) {
+                left = true
+                right = true
+            }
+            result[depth].push({id: colId, span: size, leftBd: left, rightBd: right})
+            return size
+        }
+
+        this.getTableElement = function (id) {
+            return document.getElementById("df_" + id)
+        }
+
+        this.getTableData = function (id) {
+            return this.getTableElement(id).df
+        }
+
+        this.createExpander = function (isExpanded) {
+            const svgNs = "http://www.w3.org/2000/svg"
+            let svg = document.createElementNS(svgNs, "svg")
+            svg.classList.add("expanderSvg")
+            let path = document.createElementNS(svgNs, "path")
+            if (isExpanded) {
+                svg.setAttribute("viewBox", "0 -2 8 8")
+                path.setAttribute("d", "M1 0 l-1 1 4 4 4 -4 -1 -1 -3 3Z")
+            } else {
+                svg.setAttribute("viewBox", "-2 0 8 8")
+                path.setAttribute("d", "M1 0 l-1 1 3 3 -3 3 1 1 4 -4Z")
+            }
+            path.setAttribute("fill", "currentColor")
+            svg.appendChild(path)
+            return svg
+        }
+
+        this.renderTable = function (id) {
+
+            let table = this.getTableElement(id)
+
+            if (table === null) return
+
+            table.innerHTML = ""
+
+            let df = table.df
+            let rootDf = df.rootId === df.id ? df : this.getTableData(df.rootId)
+
+            // header
+            let header = document.createElement("thead")
+            table.appendChild(header)
+
+            let renderData = this.computeRenderData(df)
+            for (let j = 0; j < renderData.length; j++) {
+                let rowData = renderData[j]
+                let tr = document.createElement("tr");
+                let isLastRow = j === renderData.length - 1
+                header.appendChild(tr);
+                for (let i = 0; i < rowData.length; i++) {
+                    let cell = rowData[i]
+                    let th = document.createElement("th");
+                    th.setAttribute("colspan", cell.span)
+                    let colId = cell.id
+                    let col = df.cols[colId];
+                    if (!cell.empty) {
+                        if (col.children.length === 0) {
+                            th.innerHTML = col.name
+                        } else {
+                            let link = document.createElement("a")
+                            link.className = "expander"
+                            let that = this
+                            link.onclick = function () {
+                                col.expanded = !col.expanded
+                                that.renderTable(id)
+                            }
+                            link.appendChild(this.createExpander(col.expanded))
+                            link.innerHTML += col.name
+                            th.appendChild(link)
+                        }
+                    }
+                    let classes = (cell.leftBd ? " leftBorder" : "") + (cell.rightBd ? " rightBorder" : "")
+                    if (col.rightAlign)
+                        classes += " rightAlign"
+                    if (isLastRow)
+                        classes += " bottomBorder"
+                    if (classes.length > 0)
+                        th.setAttribute("class", classes)
+                    tr.appendChild(th)
+                }
+            }
+
+            // body
+            let body = document.createElement("tbody")
+            table.appendChild(body)
+
+            let columns = renderData.pop()
+            for (let row = 0; row < df.nrow; row++) {
+                let tr = document.createElement("tr");
+                body.appendChild(tr)
+                for (let i = 0; i < columns.length; i++) {
+                    let cell = columns[i]
+                    let td = document.createElement("td");
+                    let colId = cell.id
+                    let col = df.cols[colId]
+                    let classes = (cell.leftBd ? " leftBorder" : "") + (cell.rightBd ? " rightBorder" : "")
+                    if (col.rightAlign)
+                        classes += " rightAlign"
+                    if (classes.length > 0)
+                        td.setAttribute("class", classes)
+                    tr.appendChild(td)
+                    let value = col.values[row]
+                    if (value.frameId !== undefined) {
+                        let frameId = value.frameId
+                        let expanded = rootDf.expandedFrames.has(frameId)
+                        let link = document.createElement("a")
+                        link.className = "expander"
+                        let that = this
+                        link.onclick = function () {
+                            if (rootDf.expandedFrames.has(frameId))
+                                rootDf.expandedFrames.delete(frameId)
+                            else rootDf.expandedFrames.add(frameId)
+                            that.renderTable(id)
+                        }
+                        link.appendChild(this.createExpander(expanded))
+                        link.innerHTML += value.value
+                        if (expanded) {
+                            td.appendChild(link)
+                            td.appendChild(document.createElement("p"))
+                            const childTable = document.createElement("table")
+                            childTable.className = "dataframe"
+                            childTable.id = "df_" + frameId
+                            let childDf = rootDf.childFrames[frameId]
+                            childTable.df = childDf
+                            td.appendChild(childTable)
+                            this.renderTable(frameId)
+                            if (childDf.nrow !== childDf.totalRows) {
+                                const footer = document.createElement("p")
+                                footer.innerText = `... showing only top ${childDf.nrow} of ${childDf.totalRows} rows`
+                                td.appendChild(footer)
+                            }
+                        } else {
+                            td.appendChild(link)
+                        }
+                    } else if (value.style !== undefined) {
+                        td.innerHTML = value.value
+                        td.setAttribute("style", value.style)
+                    } else td.innerHTML = value
+                    this.nodeScriptReplace(td)
+                }
+            }
+        }
+
+        this.nodeScriptReplace = function (node) {
+            if (this.nodeScriptIs(node) === true) {
+                node.parentNode.replaceChild(this.nodeScriptClone(node), node);
+            } else {
+                let i = -1, children = node.childNodes;
+                while (++i < children.length) {
+                    this.nodeScriptReplace(children[i]);
+                }
+            }
+
+            return node;
+        }
+
+        this.nodeScriptClone = function (node) {
+            let script = document.createElement("script");
+            script.text = node.innerHTML;
+
+            let i = -1, attrs = node.attributes, attr;
+            while (++i < attrs.length) {
+                script.setAttribute((attr = attrs[i]).name, attr.value);
+            }
+            return script;
+        }
+
+        this.nodeScriptIs = function (node) {
+            return node.tagName === 'SCRIPT';
+        }
+    })()
+
+    window.call_DataFrame = function (f) {
+        return f();
+    };
+
+    let funQueue = window["kotlinQueues"] && window["kotlinQueues"]["DataFrame"];
+    if (funQueue) {
+        funQueue.forEach(function (f) {
+            f();
+        });
+        funQueue = [];
+    }
+})()
+
+/*<!--*/
+call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"city: String?\">city</span>", children: [], rightAlign: false, values: ["London","Dubai","Moscow","Milan","Tokyo","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","Moscow","Milan","London","Dubai"] }, 
+{ name: "<span title=\"weight: Int?\">weight</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">54</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">87</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">68</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">55</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">90</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">52</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">60</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">70</span></span>"] }, 
+{ name: "<span title=\"isHappy: Boolean\">isHappy</span>", children: [], rightAlign: false, values: ["true","true","false","true","true","false","true","false","false","false"] }, 
+], id: 0, rootId: 0, totalRows: 10 } ) });
+/*-->*/
+
+call_DataFrame(function() { DataFrame.renderTable(0) });
+
+function sendHeight() {
+    const table = document.querySelector('table.dataframe');
+    if (!table) return;
+
+    let height = 0;
+    
+    const thead = table.querySelector('thead');
+    if (thead) height += thead.offsetHeight;
+    
+    const rows = table.querySelectorAll(':scope > tbody > tr');
+    rows.forEach(row => {
+        height += row.offsetHeight;
+    });
+    
+    height += getVerticalMargins(table) + 10;
+
+    window.parent.postMessage({ type: 'iframeHeight', height: Math.ceil(height) }, '*');
+}
+
+function getVerticalMargins(element) {
+    const style = getComputedStyle(element);
+    return parseFloat(style.marginTop) + parseFloat(style.marginBottom);
+}
+
+function repeatHeightCalculation(maxRetries = 10, interval = 100) {
+    let retries = 0;
+    const intervalId = setInterval(() => {
+        sendHeight();
+        retries++;
+        if (retries >= maxRetries) clearInterval(intervalId);
+    }, interval);
+}
+
+window.addEventListener('load', repeatHeightCalculation);
+
+const observer = new MutationObserver(() => repeatHeightCalculation(5, 50));
+observer.observe(document.querySelector('.dataframe'), {
+    childList: true,
+    subtree: true,
+    characterData: true,
+});
+
+
+</script>
+</html>
diff --git a/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsTake.html b/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsTake.html
new file mode 100644
index 0000000000..d4e328baa3
--- /dev/null
+++ b/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsTake.html
@@ -0,0 +1,513 @@
+<html>
+<head>
+<style type="text/css">
+:root {
+    --background: #fff;
+    --background-odd: #f5f5f5;
+    --background-hover: #d9edfd;
+    --header-text-color: #474747;
+    --text-color: #848484;
+    --text-color-dark: #000;
+    --text-color-medium: #737373;
+    --text-color-pale: #b3b3b3;
+    --inner-border-color: #aaa;
+    --bold-border-color: #000;
+    --link-color: #296eaa;
+    --link-color-pale: #296eaa;
+    --link-hover: #1a466c;
+}
+
+:root[theme="dark"], :root [data-jp-theme-light="false"], .dataframe_dark{
+    --background: #303030;
+    --background-odd: #3c3c3c;
+    --background-hover: #464646;
+    --header-text-color: #dddddd;
+    --text-color: #b3b3b3;
+    --text-color-dark: #dddddd;
+    --text-color-medium: #b2b2b2;
+    --text-color-pale: #737373;
+    --inner-border-color: #707070;
+    --bold-border-color: #777777;
+    --link-color: #008dc0;
+    --link-color-pale: #97e1fb;
+    --link-hover: #00688e;
+}
+
+p.dataframe_description {
+    color: var(--text-color-dark);
+}
+
+table.dataframe {
+    font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
+    font-size: 12px;
+    background-color: var(--background);
+    color: var(--text-color-dark);
+    border: none;
+    border-collapse: collapse;
+}
+
+table.dataframe th, td {
+    padding: 6px;
+    border: 1px solid transparent;
+    text-align: left;
+}
+
+table.dataframe th {
+    background-color: var(--background);
+    color: var(--header-text-color);
+}
+
+table.dataframe td {
+    vertical-align: top;
+    white-space: nowrap;
+}
+
+table.dataframe th.bottomBorder {
+    border-bottom-color: var(--bold-border-color);
+}
+
+table.dataframe tbody > tr:nth-child(odd) {
+    background: var(--background-odd);
+}
+
+table.dataframe tbody > tr:nth-child(even) {
+    background: var(--background);
+}
+
+table.dataframe tbody > tr:hover {
+    background: var(--background-hover);
+}
+
+table.dataframe a {
+    cursor: pointer;
+    color: var(--link-color);
+    text-decoration: none;
+}
+
+table.dataframe tr:hover > td a {
+    color: var(--link-color-pale);
+}
+
+table.dataframe a:hover {
+    color: var(--link-hover);
+    text-decoration: underline;
+}
+
+table.dataframe img {
+    max-width: fit-content;
+}
+
+table.dataframe th.complex {
+    background-color: var(--background);
+    border: 1px solid var(--background);
+}
+
+table.dataframe .leftBorder {
+    border-left-color: var(--inner-border-color);
+}
+
+table.dataframe .rightBorder {
+    border-right-color: var(--inner-border-color);
+}
+
+table.dataframe .rightAlign {
+    text-align: right;
+}
+
+table.dataframe .expanderSvg {
+    width: 8px;
+    height: 8px;
+    margin-right: 3px;
+}
+
+table.dataframe .expander {
+    display: flex;
+    align-items: center;
+}
+
+/* formatting */
+
+table.dataframe .null {
+    color: var(--text-color-pale);
+}
+
+table.dataframe .structural {
+    color: var(--text-color-medium);
+    font-weight: bold;
+}
+
+table.dataframe .dataFrameCaption {
+    font-weight: bold;
+}
+
+table.dataframe .numbers {
+    color: var(--text-color-dark);
+}
+
+table.dataframe td:hover .formatted .structural, .null {
+    color: var(--text-color-dark);
+}
+
+table.dataframe tr:hover .formatted .structural, .null {
+    color: var(--text-color-dark);
+}
+
+
+body {
+    font-family: "JetBrains Mono",SFMono-Regular,Consolas,"Liberation Mono",Menlo,Courier,monospace;
+}       
+
+:root {
+    color: #19191C;
+    background-color: #fff;
+}
+
+:root[theme="dark"] {
+    background-color: #19191C;
+    color: #FFFFFFCC
+}
+
+details details {
+    margin-left: 20px; 
+}
+
+summary {
+    padding: 6px;
+}
+</style>
+</head>
+<body>
+<table class="dataframe" id="df_0"></table>
+
+<p class="dataframe_description"></p>
+</body>
+<script>
+(function () {
+    window.DataFrame = window.DataFrame || new (function () {
+        this.addTable = function (df) {
+            let cols = df.cols;
+            for (let i = 0; i < cols.length; i++) {
+                for (let c of cols[i].children) {
+                    cols[c].parent = i;
+                }
+            }
+            df.nrow = 0
+            for (let i = 0; i < df.cols.length; i++) {
+                if (df.cols[i].values.length > df.nrow) df.nrow = df.cols[i].values.length
+            }
+            if (df.id === df.rootId) {
+                df.expandedFrames = new Set()
+                df.childFrames = {}
+                const table = this.getTableElement(df.id)
+                table.df = df
+                for (let i = 0; i < df.cols.length; i++) {
+                    let col = df.cols[i]
+                    if (col.parent === undefined && col.children.length > 0) col.expanded = true
+                }
+            } else {
+                const rootDf = this.getTableData(df.rootId)
+                rootDf.childFrames[df.id] = df
+            }
+        }
+
+        this.computeRenderData = function (df) {
+            let result = []
+            let pos = 0
+            for (let col = 0; col < df.cols.length; col++) {
+                if (df.cols[col].parent === undefined)
+                    pos += this.computeRenderDataRec(df.cols, col, pos, 0, result, false, false)
+            }
+            for (let i = 0; i < result.length; i++) {
+                let row = result[i]
+                for (let j = 0; j < row.length; j++) {
+                    let cell = row[j]
+                    if (j === 0)
+                        cell.leftBd = false
+                    if (j < row.length - 1) {
+                        let nextData = row[j + 1]
+                        if (nextData.leftBd) cell.rightBd = true
+                        else if (cell.rightBd) nextData.leftBd = true
+                    } else cell.rightBd = false
+                }
+            }
+            return result
+        }
+
+        this.computeRenderDataRec = function (cols, colId, pos, depth, result, leftBorder, rightBorder) {
+            if (result.length === depth) {
+                const array = [];
+                if (pos > 0) {
+                    let j = 0
+                    for (let i = 0; j < pos; i++) {
+                        let c = result[depth - 1][i]
+                        j += c.span
+                        let copy = Object.assign({empty: true}, c)
+                        array.push(copy)
+                    }
+                }
+                result.push(array)
+            }
+            const col = cols[colId];
+            let size = 0;
+            if (col.expanded) {
+                let childPos = pos
+                for (let i = 0; i < col.children.length; i++) {
+                    let child = col.children[i]
+                    let childLeft = i === 0 && (col.children.length > 1 || leftBorder)
+                    let childRight = i === col.children.length - 1 && (col.children.length > 1 || rightBorder)
+                    let childSize = this.computeRenderDataRec(cols, child, childPos, depth + 1, result, childLeft, childRight)
+                    childPos += childSize
+                    size += childSize
+                }
+            } else {
+                for (let i = depth + 1; i < result.length; i++)
+                    result[i].push({id: colId, span: 1, leftBd: leftBorder, rightBd: rightBorder, empty: true})
+                size = 1
+            }
+            let left = leftBorder
+            let right = rightBorder
+            if (size > 1) {
+                left = true
+                right = true
+            }
+            result[depth].push({id: colId, span: size, leftBd: left, rightBd: right})
+            return size
+        }
+
+        this.getTableElement = function (id) {
+            return document.getElementById("df_" + id)
+        }
+
+        this.getTableData = function (id) {
+            return this.getTableElement(id).df
+        }
+
+        this.createExpander = function (isExpanded) {
+            const svgNs = "http://www.w3.org/2000/svg"
+            let svg = document.createElementNS(svgNs, "svg")
+            svg.classList.add("expanderSvg")
+            let path = document.createElementNS(svgNs, "path")
+            if (isExpanded) {
+                svg.setAttribute("viewBox", "0 -2 8 8")
+                path.setAttribute("d", "M1 0 l-1 1 4 4 4 -4 -1 -1 -3 3Z")
+            } else {
+                svg.setAttribute("viewBox", "-2 0 8 8")
+                path.setAttribute("d", "M1 0 l-1 1 3 3 -3 3 1 1 4 -4Z")
+            }
+            path.setAttribute("fill", "currentColor")
+            svg.appendChild(path)
+            return svg
+        }
+
+        this.renderTable = function (id) {
+
+            let table = this.getTableElement(id)
+
+            if (table === null) return
+
+            table.innerHTML = ""
+
+            let df = table.df
+            let rootDf = df.rootId === df.id ? df : this.getTableData(df.rootId)
+
+            // header
+            let header = document.createElement("thead")
+            table.appendChild(header)
+
+            let renderData = this.computeRenderData(df)
+            for (let j = 0; j < renderData.length; j++) {
+                let rowData = renderData[j]
+                let tr = document.createElement("tr");
+                let isLastRow = j === renderData.length - 1
+                header.appendChild(tr);
+                for (let i = 0; i < rowData.length; i++) {
+                    let cell = rowData[i]
+                    let th = document.createElement("th");
+                    th.setAttribute("colspan", cell.span)
+                    let colId = cell.id
+                    let col = df.cols[colId];
+                    if (!cell.empty) {
+                        if (col.children.length === 0) {
+                            th.innerHTML = col.name
+                        } else {
+                            let link = document.createElement("a")
+                            link.className = "expander"
+                            let that = this
+                            link.onclick = function () {
+                                col.expanded = !col.expanded
+                                that.renderTable(id)
+                            }
+                            link.appendChild(this.createExpander(col.expanded))
+                            link.innerHTML += col.name
+                            th.appendChild(link)
+                        }
+                    }
+                    let classes = (cell.leftBd ? " leftBorder" : "") + (cell.rightBd ? " rightBorder" : "")
+                    if (col.rightAlign)
+                        classes += " rightAlign"
+                    if (isLastRow)
+                        classes += " bottomBorder"
+                    if (classes.length > 0)
+                        th.setAttribute("class", classes)
+                    tr.appendChild(th)
+                }
+            }
+
+            // body
+            let body = document.createElement("tbody")
+            table.appendChild(body)
+
+            let columns = renderData.pop()
+            for (let row = 0; row < df.nrow; row++) {
+                let tr = document.createElement("tr");
+                body.appendChild(tr)
+                for (let i = 0; i < columns.length; i++) {
+                    let cell = columns[i]
+                    let td = document.createElement("td");
+                    let colId = cell.id
+                    let col = df.cols[colId]
+                    let classes = (cell.leftBd ? " leftBorder" : "") + (cell.rightBd ? " rightBorder" : "")
+                    if (col.rightAlign)
+                        classes += " rightAlign"
+                    if (classes.length > 0)
+                        td.setAttribute("class", classes)
+                    tr.appendChild(td)
+                    let value = col.values[row]
+                    if (value.frameId !== undefined) {
+                        let frameId = value.frameId
+                        let expanded = rootDf.expandedFrames.has(frameId)
+                        let link = document.createElement("a")
+                        link.className = "expander"
+                        let that = this
+                        link.onclick = function () {
+                            if (rootDf.expandedFrames.has(frameId))
+                                rootDf.expandedFrames.delete(frameId)
+                            else rootDf.expandedFrames.add(frameId)
+                            that.renderTable(id)
+                        }
+                        link.appendChild(this.createExpander(expanded))
+                        link.innerHTML += value.value
+                        if (expanded) {
+                            td.appendChild(link)
+                            td.appendChild(document.createElement("p"))
+                            const childTable = document.createElement("table")
+                            childTable.className = "dataframe"
+                            childTable.id = "df_" + frameId
+                            let childDf = rootDf.childFrames[frameId]
+                            childTable.df = childDf
+                            td.appendChild(childTable)
+                            this.renderTable(frameId)
+                            if (childDf.nrow !== childDf.totalRows) {
+                                const footer = document.createElement("p")
+                                footer.innerText = `... showing only top ${childDf.nrow} of ${childDf.totalRows} rows`
+                                td.appendChild(footer)
+                            }
+                        } else {
+                            td.appendChild(link)
+                        }
+                    } else if (value.style !== undefined) {
+                        td.innerHTML = value.value
+                        td.setAttribute("style", value.style)
+                    } else td.innerHTML = value
+                    this.nodeScriptReplace(td)
+                }
+            }
+        }
+
+        this.nodeScriptReplace = function (node) {
+            if (this.nodeScriptIs(node) === true) {
+                node.parentNode.replaceChild(this.nodeScriptClone(node), node);
+            } else {
+                let i = -1, children = node.childNodes;
+                while (++i < children.length) {
+                    this.nodeScriptReplace(children[i]);
+                }
+            }
+
+            return node;
+        }
+
+        this.nodeScriptClone = function (node) {
+            let script = document.createElement("script");
+            script.text = node.innerHTML;
+
+            let i = -1, attrs = node.attributes, attr;
+            while (++i < attrs.length) {
+                script.setAttribute((attr = attrs[i]).name, attr.value);
+            }
+            return script;
+        }
+
+        this.nodeScriptIs = function (node) {
+            return node.tagName === 'SCRIPT';
+        }
+    })()
+
+    window.call_DataFrame = function (f) {
+        return f();
+    };
+
+    let funQueue = window["kotlinQueues"] && window["kotlinQueues"]["DataFrame"];
+    if (funQueue) {
+        funQueue.forEach(function (f) {
+            f();
+        });
+        funQueue = [];
+    }
+})()
+
+/*<!--*/
+call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"firstName: String\">firstName</span>", children: [], rightAlign: false, values: ["Alice","Bob","Charlie","Charlie","Bob","Alice","Charlie","Alice","Bob","Charlie"] }, 
+{ name: "<span title=\"lastName: String\">lastName</span>", children: [], rightAlign: false, values: ["Cooper","Dylan","Daniels","Chaplin","Marley","Wolf","Byrd","Smith","Brown","Johnson"] }, 
+{ name: "<span title=\"name: DataRow<*>\">name</span>", children: [0, 1], rightAlign: false, values: ["<span class=\"formatted\" title=\"firstName: Alice\nlastName: Cooper\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cooper<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Dylan\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dylan<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Daniels\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dan<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Chaplin\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cha<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Marley\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Marley<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Alice\nlastName: Wolf\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Wolf<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Byrd\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Byrd<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Alice\nlastName: Smith\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Smith<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Brown\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Brown<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Johnson\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Joh<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>"] }, 
+{ name: "<span title=\"age: Int\">age</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">45</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">40</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">18</span></span>"] }, 
+], id: 0, rootId: 0, totalRows: 10 } ) });
+/*-->*/
+
+call_DataFrame(function() { DataFrame.renderTable(0) });
+
+function sendHeight() {
+    const table = document.querySelector('table.dataframe');
+    if (!table) return;
+
+    let height = 0;
+    
+    const thead = table.querySelector('thead');
+    if (thead) height += thead.offsetHeight;
+    
+    const rows = table.querySelectorAll(':scope > tbody > tr');
+    rows.forEach(row => {
+        height += row.offsetHeight;
+    });
+    
+    height += getVerticalMargins(table) + 10;
+
+    window.parent.postMessage({ type: 'iframeHeight', height: Math.ceil(height) }, '*');
+}
+
+function getVerticalMargins(element) {
+    const style = getComputedStyle(element);
+    return parseFloat(style.marginTop) + parseFloat(style.marginBottom);
+}
+
+function repeatHeightCalculation(maxRetries = 10, interval = 100) {
+    let retries = 0;
+    const intervalId = setInterval(() => {
+        sendHeight();
+        retries++;
+        if (retries >= maxRetries) clearInterval(intervalId);
+    }, interval);
+}
+
+window.addEventListener('load', repeatHeightCalculation);
+
+const observer = new MutationObserver(() => repeatHeightCalculation(5, 50));
+observer.observe(document.querySelector('.dataframe'), {
+    childList: true,
+    subtree: true,
+    characterData: true,
+});
+
+
+</script>
+</html>
diff --git a/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsTakeLast.html b/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsTakeLast.html
new file mode 100644
index 0000000000..aa0047757b
--- /dev/null
+++ b/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsTakeLast.html
@@ -0,0 +1,511 @@
+<html>
+<head>
+<style type="text/css">
+:root {
+    --background: #fff;
+    --background-odd: #f5f5f5;
+    --background-hover: #d9edfd;
+    --header-text-color: #474747;
+    --text-color: #848484;
+    --text-color-dark: #000;
+    --text-color-medium: #737373;
+    --text-color-pale: #b3b3b3;
+    --inner-border-color: #aaa;
+    --bold-border-color: #000;
+    --link-color: #296eaa;
+    --link-color-pale: #296eaa;
+    --link-hover: #1a466c;
+}
+
+:root[theme="dark"], :root [data-jp-theme-light="false"], .dataframe_dark{
+    --background: #303030;
+    --background-odd: #3c3c3c;
+    --background-hover: #464646;
+    --header-text-color: #dddddd;
+    --text-color: #b3b3b3;
+    --text-color-dark: #dddddd;
+    --text-color-medium: #b2b2b2;
+    --text-color-pale: #737373;
+    --inner-border-color: #707070;
+    --bold-border-color: #777777;
+    --link-color: #008dc0;
+    --link-color-pale: #97e1fb;
+    --link-hover: #00688e;
+}
+
+p.dataframe_description {
+    color: var(--text-color-dark);
+}
+
+table.dataframe {
+    font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
+    font-size: 12px;
+    background-color: var(--background);
+    color: var(--text-color-dark);
+    border: none;
+    border-collapse: collapse;
+}
+
+table.dataframe th, td {
+    padding: 6px;
+    border: 1px solid transparent;
+    text-align: left;
+}
+
+table.dataframe th {
+    background-color: var(--background);
+    color: var(--header-text-color);
+}
+
+table.dataframe td {
+    vertical-align: top;
+    white-space: nowrap;
+}
+
+table.dataframe th.bottomBorder {
+    border-bottom-color: var(--bold-border-color);
+}
+
+table.dataframe tbody > tr:nth-child(odd) {
+    background: var(--background-odd);
+}
+
+table.dataframe tbody > tr:nth-child(even) {
+    background: var(--background);
+}
+
+table.dataframe tbody > tr:hover {
+    background: var(--background-hover);
+}
+
+table.dataframe a {
+    cursor: pointer;
+    color: var(--link-color);
+    text-decoration: none;
+}
+
+table.dataframe tr:hover > td a {
+    color: var(--link-color-pale);
+}
+
+table.dataframe a:hover {
+    color: var(--link-hover);
+    text-decoration: underline;
+}
+
+table.dataframe img {
+    max-width: fit-content;
+}
+
+table.dataframe th.complex {
+    background-color: var(--background);
+    border: 1px solid var(--background);
+}
+
+table.dataframe .leftBorder {
+    border-left-color: var(--inner-border-color);
+}
+
+table.dataframe .rightBorder {
+    border-right-color: var(--inner-border-color);
+}
+
+table.dataframe .rightAlign {
+    text-align: right;
+}
+
+table.dataframe .expanderSvg {
+    width: 8px;
+    height: 8px;
+    margin-right: 3px;
+}
+
+table.dataframe .expander {
+    display: flex;
+    align-items: center;
+}
+
+/* formatting */
+
+table.dataframe .null {
+    color: var(--text-color-pale);
+}
+
+table.dataframe .structural {
+    color: var(--text-color-medium);
+    font-weight: bold;
+}
+
+table.dataframe .dataFrameCaption {
+    font-weight: bold;
+}
+
+table.dataframe .numbers {
+    color: var(--text-color-dark);
+}
+
+table.dataframe td:hover .formatted .structural, .null {
+    color: var(--text-color-dark);
+}
+
+table.dataframe tr:hover .formatted .structural, .null {
+    color: var(--text-color-dark);
+}
+
+
+body {
+    font-family: "JetBrains Mono",SFMono-Regular,Consolas,"Liberation Mono",Menlo,Courier,monospace;
+}       
+
+:root {
+    color: #19191C;
+    background-color: #fff;
+}
+
+:root[theme="dark"] {
+    background-color: #19191C;
+    color: #FFFFFFCC
+}
+
+details details {
+    margin-left: 20px; 
+}
+
+summary {
+    padding: 6px;
+}
+</style>
+</head>
+<body>
+<table class="dataframe" id="df_0"></table>
+
+<p class="dataframe_description"></p>
+</body>
+<script>
+(function () {
+    window.DataFrame = window.DataFrame || new (function () {
+        this.addTable = function (df) {
+            let cols = df.cols;
+            for (let i = 0; i < cols.length; i++) {
+                for (let c of cols[i].children) {
+                    cols[c].parent = i;
+                }
+            }
+            df.nrow = 0
+            for (let i = 0; i < df.cols.length; i++) {
+                if (df.cols[i].values.length > df.nrow) df.nrow = df.cols[i].values.length
+            }
+            if (df.id === df.rootId) {
+                df.expandedFrames = new Set()
+                df.childFrames = {}
+                const table = this.getTableElement(df.id)
+                table.df = df
+                for (let i = 0; i < df.cols.length; i++) {
+                    let col = df.cols[i]
+                    if (col.parent === undefined && col.children.length > 0) col.expanded = true
+                }
+            } else {
+                const rootDf = this.getTableData(df.rootId)
+                rootDf.childFrames[df.id] = df
+            }
+        }
+
+        this.computeRenderData = function (df) {
+            let result = []
+            let pos = 0
+            for (let col = 0; col < df.cols.length; col++) {
+                if (df.cols[col].parent === undefined)
+                    pos += this.computeRenderDataRec(df.cols, col, pos, 0, result, false, false)
+            }
+            for (let i = 0; i < result.length; i++) {
+                let row = result[i]
+                for (let j = 0; j < row.length; j++) {
+                    let cell = row[j]
+                    if (j === 0)
+                        cell.leftBd = false
+                    if (j < row.length - 1) {
+                        let nextData = row[j + 1]
+                        if (nextData.leftBd) cell.rightBd = true
+                        else if (cell.rightBd) nextData.leftBd = true
+                    } else cell.rightBd = false
+                }
+            }
+            return result
+        }
+
+        this.computeRenderDataRec = function (cols, colId, pos, depth, result, leftBorder, rightBorder) {
+            if (result.length === depth) {
+                const array = [];
+                if (pos > 0) {
+                    let j = 0
+                    for (let i = 0; j < pos; i++) {
+                        let c = result[depth - 1][i]
+                        j += c.span
+                        let copy = Object.assign({empty: true}, c)
+                        array.push(copy)
+                    }
+                }
+                result.push(array)
+            }
+            const col = cols[colId];
+            let size = 0;
+            if (col.expanded) {
+                let childPos = pos
+                for (let i = 0; i < col.children.length; i++) {
+                    let child = col.children[i]
+                    let childLeft = i === 0 && (col.children.length > 1 || leftBorder)
+                    let childRight = i === col.children.length - 1 && (col.children.length > 1 || rightBorder)
+                    let childSize = this.computeRenderDataRec(cols, child, childPos, depth + 1, result, childLeft, childRight)
+                    childPos += childSize
+                    size += childSize
+                }
+            } else {
+                for (let i = depth + 1; i < result.length; i++)
+                    result[i].push({id: colId, span: 1, leftBd: leftBorder, rightBd: rightBorder, empty: true})
+                size = 1
+            }
+            let left = leftBorder
+            let right = rightBorder
+            if (size > 1) {
+                left = true
+                right = true
+            }
+            result[depth].push({id: colId, span: size, leftBd: left, rightBd: right})
+            return size
+        }
+
+        this.getTableElement = function (id) {
+            return document.getElementById("df_" + id)
+        }
+
+        this.getTableData = function (id) {
+            return this.getTableElement(id).df
+        }
+
+        this.createExpander = function (isExpanded) {
+            const svgNs = "http://www.w3.org/2000/svg"
+            let svg = document.createElementNS(svgNs, "svg")
+            svg.classList.add("expanderSvg")
+            let path = document.createElementNS(svgNs, "path")
+            if (isExpanded) {
+                svg.setAttribute("viewBox", "0 -2 8 8")
+                path.setAttribute("d", "M1 0 l-1 1 4 4 4 -4 -1 -1 -3 3Z")
+            } else {
+                svg.setAttribute("viewBox", "-2 0 8 8")
+                path.setAttribute("d", "M1 0 l-1 1 3 3 -3 3 1 1 4 -4Z")
+            }
+            path.setAttribute("fill", "currentColor")
+            svg.appendChild(path)
+            return svg
+        }
+
+        this.renderTable = function (id) {
+
+            let table = this.getTableElement(id)
+
+            if (table === null) return
+
+            table.innerHTML = ""
+
+            let df = table.df
+            let rootDf = df.rootId === df.id ? df : this.getTableData(df.rootId)
+
+            // header
+            let header = document.createElement("thead")
+            table.appendChild(header)
+
+            let renderData = this.computeRenderData(df)
+            for (let j = 0; j < renderData.length; j++) {
+                let rowData = renderData[j]
+                let tr = document.createElement("tr");
+                let isLastRow = j === renderData.length - 1
+                header.appendChild(tr);
+                for (let i = 0; i < rowData.length; i++) {
+                    let cell = rowData[i]
+                    let th = document.createElement("th");
+                    th.setAttribute("colspan", cell.span)
+                    let colId = cell.id
+                    let col = df.cols[colId];
+                    if (!cell.empty) {
+                        if (col.children.length === 0) {
+                            th.innerHTML = col.name
+                        } else {
+                            let link = document.createElement("a")
+                            link.className = "expander"
+                            let that = this
+                            link.onclick = function () {
+                                col.expanded = !col.expanded
+                                that.renderTable(id)
+                            }
+                            link.appendChild(this.createExpander(col.expanded))
+                            link.innerHTML += col.name
+                            th.appendChild(link)
+                        }
+                    }
+                    let classes = (cell.leftBd ? " leftBorder" : "") + (cell.rightBd ? " rightBorder" : "")
+                    if (col.rightAlign)
+                        classes += " rightAlign"
+                    if (isLastRow)
+                        classes += " bottomBorder"
+                    if (classes.length > 0)
+                        th.setAttribute("class", classes)
+                    tr.appendChild(th)
+                }
+            }
+
+            // body
+            let body = document.createElement("tbody")
+            table.appendChild(body)
+
+            let columns = renderData.pop()
+            for (let row = 0; row < df.nrow; row++) {
+                let tr = document.createElement("tr");
+                body.appendChild(tr)
+                for (let i = 0; i < columns.length; i++) {
+                    let cell = columns[i]
+                    let td = document.createElement("td");
+                    let colId = cell.id
+                    let col = df.cols[colId]
+                    let classes = (cell.leftBd ? " leftBorder" : "") + (cell.rightBd ? " rightBorder" : "")
+                    if (col.rightAlign)
+                        classes += " rightAlign"
+                    if (classes.length > 0)
+                        td.setAttribute("class", classes)
+                    tr.appendChild(td)
+                    let value = col.values[row]
+                    if (value.frameId !== undefined) {
+                        let frameId = value.frameId
+                        let expanded = rootDf.expandedFrames.has(frameId)
+                        let link = document.createElement("a")
+                        link.className = "expander"
+                        let that = this
+                        link.onclick = function () {
+                            if (rootDf.expandedFrames.has(frameId))
+                                rootDf.expandedFrames.delete(frameId)
+                            else rootDf.expandedFrames.add(frameId)
+                            that.renderTable(id)
+                        }
+                        link.appendChild(this.createExpander(expanded))
+                        link.innerHTML += value.value
+                        if (expanded) {
+                            td.appendChild(link)
+                            td.appendChild(document.createElement("p"))
+                            const childTable = document.createElement("table")
+                            childTable.className = "dataframe"
+                            childTable.id = "df_" + frameId
+                            let childDf = rootDf.childFrames[frameId]
+                            childTable.df = childDf
+                            td.appendChild(childTable)
+                            this.renderTable(frameId)
+                            if (childDf.nrow !== childDf.totalRows) {
+                                const footer = document.createElement("p")
+                                footer.innerText = `... showing only top ${childDf.nrow} of ${childDf.totalRows} rows`
+                                td.appendChild(footer)
+                            }
+                        } else {
+                            td.appendChild(link)
+                        }
+                    } else if (value.style !== undefined) {
+                        td.innerHTML = value.value
+                        td.setAttribute("style", value.style)
+                    } else td.innerHTML = value
+                    this.nodeScriptReplace(td)
+                }
+            }
+        }
+
+        this.nodeScriptReplace = function (node) {
+            if (this.nodeScriptIs(node) === true) {
+                node.parentNode.replaceChild(this.nodeScriptClone(node), node);
+            } else {
+                let i = -1, children = node.childNodes;
+                while (++i < children.length) {
+                    this.nodeScriptReplace(children[i]);
+                }
+            }
+
+            return node;
+        }
+
+        this.nodeScriptClone = function (node) {
+            let script = document.createElement("script");
+            script.text = node.innerHTML;
+
+            let i = -1, attrs = node.attributes, attr;
+            while (++i < attrs.length) {
+                script.setAttribute((attr = attrs[i]).name, attr.value);
+            }
+            return script;
+        }
+
+        this.nodeScriptIs = function (node) {
+            return node.tagName === 'SCRIPT';
+        }
+    })()
+
+    window.call_DataFrame = function (f) {
+        return f();
+    };
+
+    let funQueue = window["kotlinQueues"] && window["kotlinQueues"]["DataFrame"];
+    if (funQueue) {
+        funQueue.forEach(function (f) {
+            f();
+        });
+        funQueue = [];
+    }
+})()
+
+/*<!--*/
+call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"isHappy: Boolean\">isHappy</span>", children: [], rightAlign: false, values: ["true","true","false","true","true","false","true","false","false","false"] }, 
+{ name: "<span title=\"year: Int\">year</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>"] }, 
+], id: 0, rootId: 0, totalRows: 10 } ) });
+/*-->*/
+
+call_DataFrame(function() { DataFrame.renderTable(0) });
+
+function sendHeight() {
+    const table = document.querySelector('table.dataframe');
+    if (!table) return;
+
+    let height = 0;
+    
+    const thead = table.querySelector('thead');
+    if (thead) height += thead.offsetHeight;
+    
+    const rows = table.querySelectorAll(':scope > tbody > tr');
+    rows.forEach(row => {
+        height += row.offsetHeight;
+    });
+    
+    height += getVerticalMargins(table) + 10;
+
+    window.parent.postMessage({ type: 'iframeHeight', height: Math.ceil(height) }, '*');
+}
+
+function getVerticalMargins(element) {
+    const style = getComputedStyle(element);
+    return parseFloat(style.marginTop) + parseFloat(style.marginBottom);
+}
+
+function repeatHeightCalculation(maxRetries = 10, interval = 100) {
+    let retries = 0;
+    const intervalId = setInterval(() => {
+        sendHeight();
+        retries++;
+        if (retries >= maxRetries) clearInterval(intervalId);
+    }, interval);
+}
+
+window.addEventListener('load', repeatHeightCalculation);
+
+const observer = new MutationObserver(() => repeatHeightCalculation(5, 50));
+observer.observe(document.querySelector('.dataframe'), {
+    childList: true,
+    subtree: true,
+    characterData: true,
+});
+
+
+</script>
+</html>
diff --git a/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsTwoColumns_properties.html b/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsTwoColumns_properties.html
new file mode 100644
index 0000000000..d4e328baa3
--- /dev/null
+++ b/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsTwoColumns_properties.html
@@ -0,0 +1,513 @@
+<html>
+<head>
+<style type="text/css">
+:root {
+    --background: #fff;
+    --background-odd: #f5f5f5;
+    --background-hover: #d9edfd;
+    --header-text-color: #474747;
+    --text-color: #848484;
+    --text-color-dark: #000;
+    --text-color-medium: #737373;
+    --text-color-pale: #b3b3b3;
+    --inner-border-color: #aaa;
+    --bold-border-color: #000;
+    --link-color: #296eaa;
+    --link-color-pale: #296eaa;
+    --link-hover: #1a466c;
+}
+
+:root[theme="dark"], :root [data-jp-theme-light="false"], .dataframe_dark{
+    --background: #303030;
+    --background-odd: #3c3c3c;
+    --background-hover: #464646;
+    --header-text-color: #dddddd;
+    --text-color: #b3b3b3;
+    --text-color-dark: #dddddd;
+    --text-color-medium: #b2b2b2;
+    --text-color-pale: #737373;
+    --inner-border-color: #707070;
+    --bold-border-color: #777777;
+    --link-color: #008dc0;
+    --link-color-pale: #97e1fb;
+    --link-hover: #00688e;
+}
+
+p.dataframe_description {
+    color: var(--text-color-dark);
+}
+
+table.dataframe {
+    font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
+    font-size: 12px;
+    background-color: var(--background);
+    color: var(--text-color-dark);
+    border: none;
+    border-collapse: collapse;
+}
+
+table.dataframe th, td {
+    padding: 6px;
+    border: 1px solid transparent;
+    text-align: left;
+}
+
+table.dataframe th {
+    background-color: var(--background);
+    color: var(--header-text-color);
+}
+
+table.dataframe td {
+    vertical-align: top;
+    white-space: nowrap;
+}
+
+table.dataframe th.bottomBorder {
+    border-bottom-color: var(--bold-border-color);
+}
+
+table.dataframe tbody > tr:nth-child(odd) {
+    background: var(--background-odd);
+}
+
+table.dataframe tbody > tr:nth-child(even) {
+    background: var(--background);
+}
+
+table.dataframe tbody > tr:hover {
+    background: var(--background-hover);
+}
+
+table.dataframe a {
+    cursor: pointer;
+    color: var(--link-color);
+    text-decoration: none;
+}
+
+table.dataframe tr:hover > td a {
+    color: var(--link-color-pale);
+}
+
+table.dataframe a:hover {
+    color: var(--link-hover);
+    text-decoration: underline;
+}
+
+table.dataframe img {
+    max-width: fit-content;
+}
+
+table.dataframe th.complex {
+    background-color: var(--background);
+    border: 1px solid var(--background);
+}
+
+table.dataframe .leftBorder {
+    border-left-color: var(--inner-border-color);
+}
+
+table.dataframe .rightBorder {
+    border-right-color: var(--inner-border-color);
+}
+
+table.dataframe .rightAlign {
+    text-align: right;
+}
+
+table.dataframe .expanderSvg {
+    width: 8px;
+    height: 8px;
+    margin-right: 3px;
+}
+
+table.dataframe .expander {
+    display: flex;
+    align-items: center;
+}
+
+/* formatting */
+
+table.dataframe .null {
+    color: var(--text-color-pale);
+}
+
+table.dataframe .structural {
+    color: var(--text-color-medium);
+    font-weight: bold;
+}
+
+table.dataframe .dataFrameCaption {
+    font-weight: bold;
+}
+
+table.dataframe .numbers {
+    color: var(--text-color-dark);
+}
+
+table.dataframe td:hover .formatted .structural, .null {
+    color: var(--text-color-dark);
+}
+
+table.dataframe tr:hover .formatted .structural, .null {
+    color: var(--text-color-dark);
+}
+
+
+body {
+    font-family: "JetBrains Mono",SFMono-Regular,Consolas,"Liberation Mono",Menlo,Courier,monospace;
+}       
+
+:root {
+    color: #19191C;
+    background-color: #fff;
+}
+
+:root[theme="dark"] {
+    background-color: #19191C;
+    color: #FFFFFFCC
+}
+
+details details {
+    margin-left: 20px; 
+}
+
+summary {
+    padding: 6px;
+}
+</style>
+</head>
+<body>
+<table class="dataframe" id="df_0"></table>
+
+<p class="dataframe_description"></p>
+</body>
+<script>
+(function () {
+    window.DataFrame = window.DataFrame || new (function () {
+        this.addTable = function (df) {
+            let cols = df.cols;
+            for (let i = 0; i < cols.length; i++) {
+                for (let c of cols[i].children) {
+                    cols[c].parent = i;
+                }
+            }
+            df.nrow = 0
+            for (let i = 0; i < df.cols.length; i++) {
+                if (df.cols[i].values.length > df.nrow) df.nrow = df.cols[i].values.length
+            }
+            if (df.id === df.rootId) {
+                df.expandedFrames = new Set()
+                df.childFrames = {}
+                const table = this.getTableElement(df.id)
+                table.df = df
+                for (let i = 0; i < df.cols.length; i++) {
+                    let col = df.cols[i]
+                    if (col.parent === undefined && col.children.length > 0) col.expanded = true
+                }
+            } else {
+                const rootDf = this.getTableData(df.rootId)
+                rootDf.childFrames[df.id] = df
+            }
+        }
+
+        this.computeRenderData = function (df) {
+            let result = []
+            let pos = 0
+            for (let col = 0; col < df.cols.length; col++) {
+                if (df.cols[col].parent === undefined)
+                    pos += this.computeRenderDataRec(df.cols, col, pos, 0, result, false, false)
+            }
+            for (let i = 0; i < result.length; i++) {
+                let row = result[i]
+                for (let j = 0; j < row.length; j++) {
+                    let cell = row[j]
+                    if (j === 0)
+                        cell.leftBd = false
+                    if (j < row.length - 1) {
+                        let nextData = row[j + 1]
+                        if (nextData.leftBd) cell.rightBd = true
+                        else if (cell.rightBd) nextData.leftBd = true
+                    } else cell.rightBd = false
+                }
+            }
+            return result
+        }
+
+        this.computeRenderDataRec = function (cols, colId, pos, depth, result, leftBorder, rightBorder) {
+            if (result.length === depth) {
+                const array = [];
+                if (pos > 0) {
+                    let j = 0
+                    for (let i = 0; j < pos; i++) {
+                        let c = result[depth - 1][i]
+                        j += c.span
+                        let copy = Object.assign({empty: true}, c)
+                        array.push(copy)
+                    }
+                }
+                result.push(array)
+            }
+            const col = cols[colId];
+            let size = 0;
+            if (col.expanded) {
+                let childPos = pos
+                for (let i = 0; i < col.children.length; i++) {
+                    let child = col.children[i]
+                    let childLeft = i === 0 && (col.children.length > 1 || leftBorder)
+                    let childRight = i === col.children.length - 1 && (col.children.length > 1 || rightBorder)
+                    let childSize = this.computeRenderDataRec(cols, child, childPos, depth + 1, result, childLeft, childRight)
+                    childPos += childSize
+                    size += childSize
+                }
+            } else {
+                for (let i = depth + 1; i < result.length; i++)
+                    result[i].push({id: colId, span: 1, leftBd: leftBorder, rightBd: rightBorder, empty: true})
+                size = 1
+            }
+            let left = leftBorder
+            let right = rightBorder
+            if (size > 1) {
+                left = true
+                right = true
+            }
+            result[depth].push({id: colId, span: size, leftBd: left, rightBd: right})
+            return size
+        }
+
+        this.getTableElement = function (id) {
+            return document.getElementById("df_" + id)
+        }
+
+        this.getTableData = function (id) {
+            return this.getTableElement(id).df
+        }
+
+        this.createExpander = function (isExpanded) {
+            const svgNs = "http://www.w3.org/2000/svg"
+            let svg = document.createElementNS(svgNs, "svg")
+            svg.classList.add("expanderSvg")
+            let path = document.createElementNS(svgNs, "path")
+            if (isExpanded) {
+                svg.setAttribute("viewBox", "0 -2 8 8")
+                path.setAttribute("d", "M1 0 l-1 1 4 4 4 -4 -1 -1 -3 3Z")
+            } else {
+                svg.setAttribute("viewBox", "-2 0 8 8")
+                path.setAttribute("d", "M1 0 l-1 1 3 3 -3 3 1 1 4 -4Z")
+            }
+            path.setAttribute("fill", "currentColor")
+            svg.appendChild(path)
+            return svg
+        }
+
+        this.renderTable = function (id) {
+
+            let table = this.getTableElement(id)
+
+            if (table === null) return
+
+            table.innerHTML = ""
+
+            let df = table.df
+            let rootDf = df.rootId === df.id ? df : this.getTableData(df.rootId)
+
+            // header
+            let header = document.createElement("thead")
+            table.appendChild(header)
+
+            let renderData = this.computeRenderData(df)
+            for (let j = 0; j < renderData.length; j++) {
+                let rowData = renderData[j]
+                let tr = document.createElement("tr");
+                let isLastRow = j === renderData.length - 1
+                header.appendChild(tr);
+                for (let i = 0; i < rowData.length; i++) {
+                    let cell = rowData[i]
+                    let th = document.createElement("th");
+                    th.setAttribute("colspan", cell.span)
+                    let colId = cell.id
+                    let col = df.cols[colId];
+                    if (!cell.empty) {
+                        if (col.children.length === 0) {
+                            th.innerHTML = col.name
+                        } else {
+                            let link = document.createElement("a")
+                            link.className = "expander"
+                            let that = this
+                            link.onclick = function () {
+                                col.expanded = !col.expanded
+                                that.renderTable(id)
+                            }
+                            link.appendChild(this.createExpander(col.expanded))
+                            link.innerHTML += col.name
+                            th.appendChild(link)
+                        }
+                    }
+                    let classes = (cell.leftBd ? " leftBorder" : "") + (cell.rightBd ? " rightBorder" : "")
+                    if (col.rightAlign)
+                        classes += " rightAlign"
+                    if (isLastRow)
+                        classes += " bottomBorder"
+                    if (classes.length > 0)
+                        th.setAttribute("class", classes)
+                    tr.appendChild(th)
+                }
+            }
+
+            // body
+            let body = document.createElement("tbody")
+            table.appendChild(body)
+
+            let columns = renderData.pop()
+            for (let row = 0; row < df.nrow; row++) {
+                let tr = document.createElement("tr");
+                body.appendChild(tr)
+                for (let i = 0; i < columns.length; i++) {
+                    let cell = columns[i]
+                    let td = document.createElement("td");
+                    let colId = cell.id
+                    let col = df.cols[colId]
+                    let classes = (cell.leftBd ? " leftBorder" : "") + (cell.rightBd ? " rightBorder" : "")
+                    if (col.rightAlign)
+                        classes += " rightAlign"
+                    if (classes.length > 0)
+                        td.setAttribute("class", classes)
+                    tr.appendChild(td)
+                    let value = col.values[row]
+                    if (value.frameId !== undefined) {
+                        let frameId = value.frameId
+                        let expanded = rootDf.expandedFrames.has(frameId)
+                        let link = document.createElement("a")
+                        link.className = "expander"
+                        let that = this
+                        link.onclick = function () {
+                            if (rootDf.expandedFrames.has(frameId))
+                                rootDf.expandedFrames.delete(frameId)
+                            else rootDf.expandedFrames.add(frameId)
+                            that.renderTable(id)
+                        }
+                        link.appendChild(this.createExpander(expanded))
+                        link.innerHTML += value.value
+                        if (expanded) {
+                            td.appendChild(link)
+                            td.appendChild(document.createElement("p"))
+                            const childTable = document.createElement("table")
+                            childTable.className = "dataframe"
+                            childTable.id = "df_" + frameId
+                            let childDf = rootDf.childFrames[frameId]
+                            childTable.df = childDf
+                            td.appendChild(childTable)
+                            this.renderTable(frameId)
+                            if (childDf.nrow !== childDf.totalRows) {
+                                const footer = document.createElement("p")
+                                footer.innerText = `... showing only top ${childDf.nrow} of ${childDf.totalRows} rows`
+                                td.appendChild(footer)
+                            }
+                        } else {
+                            td.appendChild(link)
+                        }
+                    } else if (value.style !== undefined) {
+                        td.innerHTML = value.value
+                        td.setAttribute("style", value.style)
+                    } else td.innerHTML = value
+                    this.nodeScriptReplace(td)
+                }
+            }
+        }
+
+        this.nodeScriptReplace = function (node) {
+            if (this.nodeScriptIs(node) === true) {
+                node.parentNode.replaceChild(this.nodeScriptClone(node), node);
+            } else {
+                let i = -1, children = node.childNodes;
+                while (++i < children.length) {
+                    this.nodeScriptReplace(children[i]);
+                }
+            }
+
+            return node;
+        }
+
+        this.nodeScriptClone = function (node) {
+            let script = document.createElement("script");
+            script.text = node.innerHTML;
+
+            let i = -1, attrs = node.attributes, attr;
+            while (++i < attrs.length) {
+                script.setAttribute((attr = attrs[i]).name, attr.value);
+            }
+            return script;
+        }
+
+        this.nodeScriptIs = function (node) {
+            return node.tagName === 'SCRIPT';
+        }
+    })()
+
+    window.call_DataFrame = function (f) {
+        return f();
+    };
+
+    let funQueue = window["kotlinQueues"] && window["kotlinQueues"]["DataFrame"];
+    if (funQueue) {
+        funQueue.forEach(function (f) {
+            f();
+        });
+        funQueue = [];
+    }
+})()
+
+/*<!--*/
+call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"firstName: String\">firstName</span>", children: [], rightAlign: false, values: ["Alice","Bob","Charlie","Charlie","Bob","Alice","Charlie","Alice","Bob","Charlie"] }, 
+{ name: "<span title=\"lastName: String\">lastName</span>", children: [], rightAlign: false, values: ["Cooper","Dylan","Daniels","Chaplin","Marley","Wolf","Byrd","Smith","Brown","Johnson"] }, 
+{ name: "<span title=\"name: DataRow<*>\">name</span>", children: [0, 1], rightAlign: false, values: ["<span class=\"formatted\" title=\"firstName: Alice\nlastName: Cooper\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cooper<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Dylan\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dylan<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Daniels\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dan<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Chaplin\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cha<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Marley\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Marley<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Alice\nlastName: Wolf\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Wolf<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Byrd\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Byrd<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Alice\nlastName: Smith\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Smith<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Brown\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Brown<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Johnson\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Joh<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>"] }, 
+{ name: "<span title=\"age: Int\">age</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">45</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">40</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">18</span></span>"] }, 
+], id: 0, rootId: 0, totalRows: 10 } ) });
+/*-->*/
+
+call_DataFrame(function() { DataFrame.renderTable(0) });
+
+function sendHeight() {
+    const table = document.querySelector('table.dataframe');
+    if (!table) return;
+
+    let height = 0;
+    
+    const thead = table.querySelector('thead');
+    if (thead) height += thead.offsetHeight;
+    
+    const rows = table.querySelectorAll(':scope > tbody > tr');
+    rows.forEach(row => {
+        height += row.offsetHeight;
+    });
+    
+    height += getVerticalMargins(table) + 10;
+
+    window.parent.postMessage({ type: 'iframeHeight', height: Math.ceil(height) }, '*');
+}
+
+function getVerticalMargins(element) {
+    const style = getComputedStyle(element);
+    return parseFloat(style.marginTop) + parseFloat(style.marginBottom);
+}
+
+function repeatHeightCalculation(maxRetries = 10, interval = 100) {
+    let retries = 0;
+    const intervalId = setInterval(() => {
+        sendHeight();
+        retries++;
+        if (retries >= maxRetries) clearInterval(intervalId);
+    }, interval);
+}
+
+window.addEventListener('load', repeatHeightCalculation);
+
+const observer = new MutationObserver(() => repeatHeightCalculation(5, 50));
+observer.observe(document.querySelector('.dataframe'), {
+    childList: true,
+    subtree: true,
+    characterData: true,
+});
+
+
+</script>
+</html>
diff --git a/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsUnion.html b/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsUnion.html
new file mode 100644
index 0000000000..082791040d
--- /dev/null
+++ b/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsUnion.html
@@ -0,0 +1,514 @@
+<html>
+<head>
+<style type="text/css">
+:root {
+    --background: #fff;
+    --background-odd: #f5f5f5;
+    --background-hover: #d9edfd;
+    --header-text-color: #474747;
+    --text-color: #848484;
+    --text-color-dark: #000;
+    --text-color-medium: #737373;
+    --text-color-pale: #b3b3b3;
+    --inner-border-color: #aaa;
+    --bold-border-color: #000;
+    --link-color: #296eaa;
+    --link-color-pale: #296eaa;
+    --link-hover: #1a466c;
+}
+
+:root[theme="dark"], :root [data-jp-theme-light="false"], .dataframe_dark{
+    --background: #303030;
+    --background-odd: #3c3c3c;
+    --background-hover: #464646;
+    --header-text-color: #dddddd;
+    --text-color: #b3b3b3;
+    --text-color-dark: #dddddd;
+    --text-color-medium: #b2b2b2;
+    --text-color-pale: #737373;
+    --inner-border-color: #707070;
+    --bold-border-color: #777777;
+    --link-color: #008dc0;
+    --link-color-pale: #97e1fb;
+    --link-hover: #00688e;
+}
+
+p.dataframe_description {
+    color: var(--text-color-dark);
+}
+
+table.dataframe {
+    font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
+    font-size: 12px;
+    background-color: var(--background);
+    color: var(--text-color-dark);
+    border: none;
+    border-collapse: collapse;
+}
+
+table.dataframe th, td {
+    padding: 6px;
+    border: 1px solid transparent;
+    text-align: left;
+}
+
+table.dataframe th {
+    background-color: var(--background);
+    color: var(--header-text-color);
+}
+
+table.dataframe td {
+    vertical-align: top;
+    white-space: nowrap;
+}
+
+table.dataframe th.bottomBorder {
+    border-bottom-color: var(--bold-border-color);
+}
+
+table.dataframe tbody > tr:nth-child(odd) {
+    background: var(--background-odd);
+}
+
+table.dataframe tbody > tr:nth-child(even) {
+    background: var(--background);
+}
+
+table.dataframe tbody > tr:hover {
+    background: var(--background-hover);
+}
+
+table.dataframe a {
+    cursor: pointer;
+    color: var(--link-color);
+    text-decoration: none;
+}
+
+table.dataframe tr:hover > td a {
+    color: var(--link-color-pale);
+}
+
+table.dataframe a:hover {
+    color: var(--link-hover);
+    text-decoration: underline;
+}
+
+table.dataframe img {
+    max-width: fit-content;
+}
+
+table.dataframe th.complex {
+    background-color: var(--background);
+    border: 1px solid var(--background);
+}
+
+table.dataframe .leftBorder {
+    border-left-color: var(--inner-border-color);
+}
+
+table.dataframe .rightBorder {
+    border-right-color: var(--inner-border-color);
+}
+
+table.dataframe .rightAlign {
+    text-align: right;
+}
+
+table.dataframe .expanderSvg {
+    width: 8px;
+    height: 8px;
+    margin-right: 3px;
+}
+
+table.dataframe .expander {
+    display: flex;
+    align-items: center;
+}
+
+/* formatting */
+
+table.dataframe .null {
+    color: var(--text-color-pale);
+}
+
+table.dataframe .structural {
+    color: var(--text-color-medium);
+    font-weight: bold;
+}
+
+table.dataframe .dataFrameCaption {
+    font-weight: bold;
+}
+
+table.dataframe .numbers {
+    color: var(--text-color-dark);
+}
+
+table.dataframe td:hover .formatted .structural, .null {
+    color: var(--text-color-dark);
+}
+
+table.dataframe tr:hover .formatted .structural, .null {
+    color: var(--text-color-dark);
+}
+
+
+body {
+    font-family: "JetBrains Mono",SFMono-Regular,Consolas,"Liberation Mono",Menlo,Courier,monospace;
+}       
+
+:root {
+    color: #19191C;
+    background-color: #fff;
+}
+
+:root[theme="dark"] {
+    background-color: #19191C;
+    color: #FFFFFFCC
+}
+
+details details {
+    margin-left: 20px; 
+}
+
+summary {
+    padding: 6px;
+}
+</style>
+</head>
+<body>
+<table class="dataframe" id="df_0"></table>
+
+<p class="dataframe_description"></p>
+</body>
+<script>
+(function () {
+    window.DataFrame = window.DataFrame || new (function () {
+        this.addTable = function (df) {
+            let cols = df.cols;
+            for (let i = 0; i < cols.length; i++) {
+                for (let c of cols[i].children) {
+                    cols[c].parent = i;
+                }
+            }
+            df.nrow = 0
+            for (let i = 0; i < df.cols.length; i++) {
+                if (df.cols[i].values.length > df.nrow) df.nrow = df.cols[i].values.length
+            }
+            if (df.id === df.rootId) {
+                df.expandedFrames = new Set()
+                df.childFrames = {}
+                const table = this.getTableElement(df.id)
+                table.df = df
+                for (let i = 0; i < df.cols.length; i++) {
+                    let col = df.cols[i]
+                    if (col.parent === undefined && col.children.length > 0) col.expanded = true
+                }
+            } else {
+                const rootDf = this.getTableData(df.rootId)
+                rootDf.childFrames[df.id] = df
+            }
+        }
+
+        this.computeRenderData = function (df) {
+            let result = []
+            let pos = 0
+            for (let col = 0; col < df.cols.length; col++) {
+                if (df.cols[col].parent === undefined)
+                    pos += this.computeRenderDataRec(df.cols, col, pos, 0, result, false, false)
+            }
+            for (let i = 0; i < result.length; i++) {
+                let row = result[i]
+                for (let j = 0; j < row.length; j++) {
+                    let cell = row[j]
+                    if (j === 0)
+                        cell.leftBd = false
+                    if (j < row.length - 1) {
+                        let nextData = row[j + 1]
+                        if (nextData.leftBd) cell.rightBd = true
+                        else if (cell.rightBd) nextData.leftBd = true
+                    } else cell.rightBd = false
+                }
+            }
+            return result
+        }
+
+        this.computeRenderDataRec = function (cols, colId, pos, depth, result, leftBorder, rightBorder) {
+            if (result.length === depth) {
+                const array = [];
+                if (pos > 0) {
+                    let j = 0
+                    for (let i = 0; j < pos; i++) {
+                        let c = result[depth - 1][i]
+                        j += c.span
+                        let copy = Object.assign({empty: true}, c)
+                        array.push(copy)
+                    }
+                }
+                result.push(array)
+            }
+            const col = cols[colId];
+            let size = 0;
+            if (col.expanded) {
+                let childPos = pos
+                for (let i = 0; i < col.children.length; i++) {
+                    let child = col.children[i]
+                    let childLeft = i === 0 && (col.children.length > 1 || leftBorder)
+                    let childRight = i === col.children.length - 1 && (col.children.length > 1 || rightBorder)
+                    let childSize = this.computeRenderDataRec(cols, child, childPos, depth + 1, result, childLeft, childRight)
+                    childPos += childSize
+                    size += childSize
+                }
+            } else {
+                for (let i = depth + 1; i < result.length; i++)
+                    result[i].push({id: colId, span: 1, leftBd: leftBorder, rightBd: rightBorder, empty: true})
+                size = 1
+            }
+            let left = leftBorder
+            let right = rightBorder
+            if (size > 1) {
+                left = true
+                right = true
+            }
+            result[depth].push({id: colId, span: size, leftBd: left, rightBd: right})
+            return size
+        }
+
+        this.getTableElement = function (id) {
+            return document.getElementById("df_" + id)
+        }
+
+        this.getTableData = function (id) {
+            return this.getTableElement(id).df
+        }
+
+        this.createExpander = function (isExpanded) {
+            const svgNs = "http://www.w3.org/2000/svg"
+            let svg = document.createElementNS(svgNs, "svg")
+            svg.classList.add("expanderSvg")
+            let path = document.createElementNS(svgNs, "path")
+            if (isExpanded) {
+                svg.setAttribute("viewBox", "0 -2 8 8")
+                path.setAttribute("d", "M1 0 l-1 1 4 4 4 -4 -1 -1 -3 3Z")
+            } else {
+                svg.setAttribute("viewBox", "-2 0 8 8")
+                path.setAttribute("d", "M1 0 l-1 1 3 3 -3 3 1 1 4 -4Z")
+            }
+            path.setAttribute("fill", "currentColor")
+            svg.appendChild(path)
+            return svg
+        }
+
+        this.renderTable = function (id) {
+
+            let table = this.getTableElement(id)
+
+            if (table === null) return
+
+            table.innerHTML = ""
+
+            let df = table.df
+            let rootDf = df.rootId === df.id ? df : this.getTableData(df.rootId)
+
+            // header
+            let header = document.createElement("thead")
+            table.appendChild(header)
+
+            let renderData = this.computeRenderData(df)
+            for (let j = 0; j < renderData.length; j++) {
+                let rowData = renderData[j]
+                let tr = document.createElement("tr");
+                let isLastRow = j === renderData.length - 1
+                header.appendChild(tr);
+                for (let i = 0; i < rowData.length; i++) {
+                    let cell = rowData[i]
+                    let th = document.createElement("th");
+                    th.setAttribute("colspan", cell.span)
+                    let colId = cell.id
+                    let col = df.cols[colId];
+                    if (!cell.empty) {
+                        if (col.children.length === 0) {
+                            th.innerHTML = col.name
+                        } else {
+                            let link = document.createElement("a")
+                            link.className = "expander"
+                            let that = this
+                            link.onclick = function () {
+                                col.expanded = !col.expanded
+                                that.renderTable(id)
+                            }
+                            link.appendChild(this.createExpander(col.expanded))
+                            link.innerHTML += col.name
+                            th.appendChild(link)
+                        }
+                    }
+                    let classes = (cell.leftBd ? " leftBorder" : "") + (cell.rightBd ? " rightBorder" : "")
+                    if (col.rightAlign)
+                        classes += " rightAlign"
+                    if (isLastRow)
+                        classes += " bottomBorder"
+                    if (classes.length > 0)
+                        th.setAttribute("class", classes)
+                    tr.appendChild(th)
+                }
+            }
+
+            // body
+            let body = document.createElement("tbody")
+            table.appendChild(body)
+
+            let columns = renderData.pop()
+            for (let row = 0; row < df.nrow; row++) {
+                let tr = document.createElement("tr");
+                body.appendChild(tr)
+                for (let i = 0; i < columns.length; i++) {
+                    let cell = columns[i]
+                    let td = document.createElement("td");
+                    let colId = cell.id
+                    let col = df.cols[colId]
+                    let classes = (cell.leftBd ? " leftBorder" : "") + (cell.rightBd ? " rightBorder" : "")
+                    if (col.rightAlign)
+                        classes += " rightAlign"
+                    if (classes.length > 0)
+                        td.setAttribute("class", classes)
+                    tr.appendChild(td)
+                    let value = col.values[row]
+                    if (value.frameId !== undefined) {
+                        let frameId = value.frameId
+                        let expanded = rootDf.expandedFrames.has(frameId)
+                        let link = document.createElement("a")
+                        link.className = "expander"
+                        let that = this
+                        link.onclick = function () {
+                            if (rootDf.expandedFrames.has(frameId))
+                                rootDf.expandedFrames.delete(frameId)
+                            else rootDf.expandedFrames.add(frameId)
+                            that.renderTable(id)
+                        }
+                        link.appendChild(this.createExpander(expanded))
+                        link.innerHTML += value.value
+                        if (expanded) {
+                            td.appendChild(link)
+                            td.appendChild(document.createElement("p"))
+                            const childTable = document.createElement("table")
+                            childTable.className = "dataframe"
+                            childTable.id = "df_" + frameId
+                            let childDf = rootDf.childFrames[frameId]
+                            childTable.df = childDf
+                            td.appendChild(childTable)
+                            this.renderTable(frameId)
+                            if (childDf.nrow !== childDf.totalRows) {
+                                const footer = document.createElement("p")
+                                footer.innerText = `... showing only top ${childDf.nrow} of ${childDf.totalRows} rows`
+                                td.appendChild(footer)
+                            }
+                        } else {
+                            td.appendChild(link)
+                        }
+                    } else if (value.style !== undefined) {
+                        td.innerHTML = value.value
+                        td.setAttribute("style", value.style)
+                    } else td.innerHTML = value
+                    this.nodeScriptReplace(td)
+                }
+            }
+        }
+
+        this.nodeScriptReplace = function (node) {
+            if (this.nodeScriptIs(node) === true) {
+                node.parentNode.replaceChild(this.nodeScriptClone(node), node);
+            } else {
+                let i = -1, children = node.childNodes;
+                while (++i < children.length) {
+                    this.nodeScriptReplace(children[i]);
+                }
+            }
+
+            return node;
+        }
+
+        this.nodeScriptClone = function (node) {
+            let script = document.createElement("script");
+            script.text = node.innerHTML;
+
+            let i = -1, attrs = node.attributes, attr;
+            while (++i < attrs.length) {
+                script.setAttribute((attr = attrs[i]).name, attr.value);
+            }
+            return script;
+        }
+
+        this.nodeScriptIs = function (node) {
+            return node.tagName === 'SCRIPT';
+        }
+    })()
+
+    window.call_DataFrame = function (f) {
+        return f();
+    };
+
+    let funQueue = window["kotlinQueues"] && window["kotlinQueues"]["DataFrame"];
+    if (funQueue) {
+        funQueue.forEach(function (f) {
+            f();
+        });
+        funQueue = [];
+    }
+})()
+
+/*<!--*/
+call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"firstName: String\">firstName</span>", children: [], rightAlign: false, values: ["Alice","Bob","Charlie","Charlie","Bob","Alice","Charlie","Alice","Bob","Charlie"] }, 
+{ name: "<span title=\"lastName: String\">lastName</span>", children: [], rightAlign: false, values: ["Cooper","Dylan","Daniels","Chaplin","Marley","Wolf","Byrd","Smith","Brown","Johnson"] }, 
+{ name: "<span title=\"name: DataRow<*>\">name</span>", children: [0, 1], rightAlign: false, values: ["<span class=\"formatted\" title=\"firstName: Alice\nlastName: Cooper\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cooper<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Dylan\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dylan<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Daniels\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dan<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Chaplin\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cha<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Marley\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Marley<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Alice\nlastName: Wolf\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Wolf<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Byrd\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Byrd<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Alice\nlastName: Smith\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Smith<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Brown\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Brown<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Johnson\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Joh<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>"] }, 
+{ name: "<span title=\"age: Int\">age</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">45</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">40</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">18</span></span>"] }, 
+{ name: "<span title=\"weight: Int?\">weight</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">54</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">87</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">68</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">55</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">90</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">52</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">60</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">70</span></span>"] }, 
+], id: 0, rootId: 0, totalRows: 10 } ) });
+/*-->*/
+
+call_DataFrame(function() { DataFrame.renderTable(0) });
+
+function sendHeight() {
+    const table = document.querySelector('table.dataframe');
+    if (!table) return;
+
+    let height = 0;
+    
+    const thead = table.querySelector('thead');
+    if (thead) height += thead.offsetHeight;
+    
+    const rows = table.querySelectorAll(':scope > tbody > tr');
+    rows.forEach(row => {
+        height += row.offsetHeight;
+    });
+    
+    height += getVerticalMargins(table) + 10;
+
+    window.parent.postMessage({ type: 'iframeHeight', height: Math.ceil(height) }, '*');
+}
+
+function getVerticalMargins(element) {
+    const style = getComputedStyle(element);
+    return parseFloat(style.marginTop) + parseFloat(style.marginBottom);
+}
+
+function repeatHeightCalculation(maxRetries = 10, interval = 100) {
+    let retries = 0;
+    const intervalId = setInterval(() => {
+        sendHeight();
+        retries++;
+        if (retries >= maxRetries) clearInterval(intervalId);
+    }, interval);
+}
+
+window.addEventListener('load', repeatHeightCalculation);
+
+const observer = new MutationObserver(() => repeatHeightCalculation(5, 50));
+observer.observe(document.querySelector('.dataframe'), {
+    childList: true,
+    subtree: true,
+    characterData: true,
+});
+
+
+</script>
+</html>
diff --git a/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsUsageFillNaNs.html b/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsUsageFillNaNs.html
new file mode 100644
index 0000000000..bf549bf28c
--- /dev/null
+++ b/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsUsageFillNaNs.html
@@ -0,0 +1,516 @@
+<html>
+<head>
+<style type="text/css">
+:root {
+    --background: #fff;
+    --background-odd: #f5f5f5;
+    --background-hover: #d9edfd;
+    --header-text-color: #474747;
+    --text-color: #848484;
+    --text-color-dark: #000;
+    --text-color-medium: #737373;
+    --text-color-pale: #b3b3b3;
+    --inner-border-color: #aaa;
+    --bold-border-color: #000;
+    --link-color: #296eaa;
+    --link-color-pale: #296eaa;
+    --link-hover: #1a466c;
+}
+
+:root[theme="dark"], :root [data-jp-theme-light="false"], .dataframe_dark{
+    --background: #303030;
+    --background-odd: #3c3c3c;
+    --background-hover: #464646;
+    --header-text-color: #dddddd;
+    --text-color: #b3b3b3;
+    --text-color-dark: #dddddd;
+    --text-color-medium: #b2b2b2;
+    --text-color-pale: #737373;
+    --inner-border-color: #707070;
+    --bold-border-color: #777777;
+    --link-color: #008dc0;
+    --link-color-pale: #97e1fb;
+    --link-hover: #00688e;
+}
+
+p.dataframe_description {
+    color: var(--text-color-dark);
+}
+
+table.dataframe {
+    font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
+    font-size: 12px;
+    background-color: var(--background);
+    color: var(--text-color-dark);
+    border: none;
+    border-collapse: collapse;
+}
+
+table.dataframe th, td {
+    padding: 6px;
+    border: 1px solid transparent;
+    text-align: left;
+}
+
+table.dataframe th {
+    background-color: var(--background);
+    color: var(--header-text-color);
+}
+
+table.dataframe td {
+    vertical-align: top;
+    white-space: nowrap;
+}
+
+table.dataframe th.bottomBorder {
+    border-bottom-color: var(--bold-border-color);
+}
+
+table.dataframe tbody > tr:nth-child(odd) {
+    background: var(--background-odd);
+}
+
+table.dataframe tbody > tr:nth-child(even) {
+    background: var(--background);
+}
+
+table.dataframe tbody > tr:hover {
+    background: var(--background-hover);
+}
+
+table.dataframe a {
+    cursor: pointer;
+    color: var(--link-color);
+    text-decoration: none;
+}
+
+table.dataframe tr:hover > td a {
+    color: var(--link-color-pale);
+}
+
+table.dataframe a:hover {
+    color: var(--link-hover);
+    text-decoration: underline;
+}
+
+table.dataframe img {
+    max-width: fit-content;
+}
+
+table.dataframe th.complex {
+    background-color: var(--background);
+    border: 1px solid var(--background);
+}
+
+table.dataframe .leftBorder {
+    border-left-color: var(--inner-border-color);
+}
+
+table.dataframe .rightBorder {
+    border-right-color: var(--inner-border-color);
+}
+
+table.dataframe .rightAlign {
+    text-align: right;
+}
+
+table.dataframe .expanderSvg {
+    width: 8px;
+    height: 8px;
+    margin-right: 3px;
+}
+
+table.dataframe .expander {
+    display: flex;
+    align-items: center;
+}
+
+/* formatting */
+
+table.dataframe .null {
+    color: var(--text-color-pale);
+}
+
+table.dataframe .structural {
+    color: var(--text-color-medium);
+    font-weight: bold;
+}
+
+table.dataframe .dataFrameCaption {
+    font-weight: bold;
+}
+
+table.dataframe .numbers {
+    color: var(--text-color-dark);
+}
+
+table.dataframe td:hover .formatted .structural, .null {
+    color: var(--text-color-dark);
+}
+
+table.dataframe tr:hover .formatted .structural, .null {
+    color: var(--text-color-dark);
+}
+
+
+body {
+    font-family: "JetBrains Mono",SFMono-Regular,Consolas,"Liberation Mono",Menlo,Courier,monospace;
+}       
+
+:root {
+    color: #19191C;
+    background-color: #fff;
+}
+
+:root[theme="dark"] {
+    background-color: #19191C;
+    color: #FFFFFFCC
+}
+
+details details {
+    margin-left: 20px; 
+}
+
+summary {
+    padding: 6px;
+}
+</style>
+</head>
+<body>
+<table class="dataframe" id="df_0"></table>
+
+<p class="dataframe_description"></p>
+</body>
+<script>
+(function () {
+    window.DataFrame = window.DataFrame || new (function () {
+        this.addTable = function (df) {
+            let cols = df.cols;
+            for (let i = 0; i < cols.length; i++) {
+                for (let c of cols[i].children) {
+                    cols[c].parent = i;
+                }
+            }
+            df.nrow = 0
+            for (let i = 0; i < df.cols.length; i++) {
+                if (df.cols[i].values.length > df.nrow) df.nrow = df.cols[i].values.length
+            }
+            if (df.id === df.rootId) {
+                df.expandedFrames = new Set()
+                df.childFrames = {}
+                const table = this.getTableElement(df.id)
+                table.df = df
+                for (let i = 0; i < df.cols.length; i++) {
+                    let col = df.cols[i]
+                    if (col.parent === undefined && col.children.length > 0) col.expanded = true
+                }
+            } else {
+                const rootDf = this.getTableData(df.rootId)
+                rootDf.childFrames[df.id] = df
+            }
+        }
+
+        this.computeRenderData = function (df) {
+            let result = []
+            let pos = 0
+            for (let col = 0; col < df.cols.length; col++) {
+                if (df.cols[col].parent === undefined)
+                    pos += this.computeRenderDataRec(df.cols, col, pos, 0, result, false, false)
+            }
+            for (let i = 0; i < result.length; i++) {
+                let row = result[i]
+                for (let j = 0; j < row.length; j++) {
+                    let cell = row[j]
+                    if (j === 0)
+                        cell.leftBd = false
+                    if (j < row.length - 1) {
+                        let nextData = row[j + 1]
+                        if (nextData.leftBd) cell.rightBd = true
+                        else if (cell.rightBd) nextData.leftBd = true
+                    } else cell.rightBd = false
+                }
+            }
+            return result
+        }
+
+        this.computeRenderDataRec = function (cols, colId, pos, depth, result, leftBorder, rightBorder) {
+            if (result.length === depth) {
+                const array = [];
+                if (pos > 0) {
+                    let j = 0
+                    for (let i = 0; j < pos; i++) {
+                        let c = result[depth - 1][i]
+                        j += c.span
+                        let copy = Object.assign({empty: true}, c)
+                        array.push(copy)
+                    }
+                }
+                result.push(array)
+            }
+            const col = cols[colId];
+            let size = 0;
+            if (col.expanded) {
+                let childPos = pos
+                for (let i = 0; i < col.children.length; i++) {
+                    let child = col.children[i]
+                    let childLeft = i === 0 && (col.children.length > 1 || leftBorder)
+                    let childRight = i === col.children.length - 1 && (col.children.length > 1 || rightBorder)
+                    let childSize = this.computeRenderDataRec(cols, child, childPos, depth + 1, result, childLeft, childRight)
+                    childPos += childSize
+                    size += childSize
+                }
+            } else {
+                for (let i = depth + 1; i < result.length; i++)
+                    result[i].push({id: colId, span: 1, leftBd: leftBorder, rightBd: rightBorder, empty: true})
+                size = 1
+            }
+            let left = leftBorder
+            let right = rightBorder
+            if (size > 1) {
+                left = true
+                right = true
+            }
+            result[depth].push({id: colId, span: size, leftBd: left, rightBd: right})
+            return size
+        }
+
+        this.getTableElement = function (id) {
+            return document.getElementById("df_" + id)
+        }
+
+        this.getTableData = function (id) {
+            return this.getTableElement(id).df
+        }
+
+        this.createExpander = function (isExpanded) {
+            const svgNs = "http://www.w3.org/2000/svg"
+            let svg = document.createElementNS(svgNs, "svg")
+            svg.classList.add("expanderSvg")
+            let path = document.createElementNS(svgNs, "path")
+            if (isExpanded) {
+                svg.setAttribute("viewBox", "0 -2 8 8")
+                path.setAttribute("d", "M1 0 l-1 1 4 4 4 -4 -1 -1 -3 3Z")
+            } else {
+                svg.setAttribute("viewBox", "-2 0 8 8")
+                path.setAttribute("d", "M1 0 l-1 1 3 3 -3 3 1 1 4 -4Z")
+            }
+            path.setAttribute("fill", "currentColor")
+            svg.appendChild(path)
+            return svg
+        }
+
+        this.renderTable = function (id) {
+
+            let table = this.getTableElement(id)
+
+            if (table === null) return
+
+            table.innerHTML = ""
+
+            let df = table.df
+            let rootDf = df.rootId === df.id ? df : this.getTableData(df.rootId)
+
+            // header
+            let header = document.createElement("thead")
+            table.appendChild(header)
+
+            let renderData = this.computeRenderData(df)
+            for (let j = 0; j < renderData.length; j++) {
+                let rowData = renderData[j]
+                let tr = document.createElement("tr");
+                let isLastRow = j === renderData.length - 1
+                header.appendChild(tr);
+                for (let i = 0; i < rowData.length; i++) {
+                    let cell = rowData[i]
+                    let th = document.createElement("th");
+                    th.setAttribute("colspan", cell.span)
+                    let colId = cell.id
+                    let col = df.cols[colId];
+                    if (!cell.empty) {
+                        if (col.children.length === 0) {
+                            th.innerHTML = col.name
+                        } else {
+                            let link = document.createElement("a")
+                            link.className = "expander"
+                            let that = this
+                            link.onclick = function () {
+                                col.expanded = !col.expanded
+                                that.renderTable(id)
+                            }
+                            link.appendChild(this.createExpander(col.expanded))
+                            link.innerHTML += col.name
+                            th.appendChild(link)
+                        }
+                    }
+                    let classes = (cell.leftBd ? " leftBorder" : "") + (cell.rightBd ? " rightBorder" : "")
+                    if (col.rightAlign)
+                        classes += " rightAlign"
+                    if (isLastRow)
+                        classes += " bottomBorder"
+                    if (classes.length > 0)
+                        th.setAttribute("class", classes)
+                    tr.appendChild(th)
+                }
+            }
+
+            // body
+            let body = document.createElement("tbody")
+            table.appendChild(body)
+
+            let columns = renderData.pop()
+            for (let row = 0; row < df.nrow; row++) {
+                let tr = document.createElement("tr");
+                body.appendChild(tr)
+                for (let i = 0; i < columns.length; i++) {
+                    let cell = columns[i]
+                    let td = document.createElement("td");
+                    let colId = cell.id
+                    let col = df.cols[colId]
+                    let classes = (cell.leftBd ? " leftBorder" : "") + (cell.rightBd ? " rightBorder" : "")
+                    if (col.rightAlign)
+                        classes += " rightAlign"
+                    if (classes.length > 0)
+                        td.setAttribute("class", classes)
+                    tr.appendChild(td)
+                    let value = col.values[row]
+                    if (value.frameId !== undefined) {
+                        let frameId = value.frameId
+                        let expanded = rootDf.expandedFrames.has(frameId)
+                        let link = document.createElement("a")
+                        link.className = "expander"
+                        let that = this
+                        link.onclick = function () {
+                            if (rootDf.expandedFrames.has(frameId))
+                                rootDf.expandedFrames.delete(frameId)
+                            else rootDf.expandedFrames.add(frameId)
+                            that.renderTable(id)
+                        }
+                        link.appendChild(this.createExpander(expanded))
+                        link.innerHTML += value.value
+                        if (expanded) {
+                            td.appendChild(link)
+                            td.appendChild(document.createElement("p"))
+                            const childTable = document.createElement("table")
+                            childTable.className = "dataframe"
+                            childTable.id = "df_" + frameId
+                            let childDf = rootDf.childFrames[frameId]
+                            childTable.df = childDf
+                            td.appendChild(childTable)
+                            this.renderTable(frameId)
+                            if (childDf.nrow !== childDf.totalRows) {
+                                const footer = document.createElement("p")
+                                footer.innerText = `... showing only top ${childDf.nrow} of ${childDf.totalRows} rows`
+                                td.appendChild(footer)
+                            }
+                        } else {
+                            td.appendChild(link)
+                        }
+                    } else if (value.style !== undefined) {
+                        td.innerHTML = value.value
+                        td.setAttribute("style", value.style)
+                    } else td.innerHTML = value
+                    this.nodeScriptReplace(td)
+                }
+            }
+        }
+
+        this.nodeScriptReplace = function (node) {
+            if (this.nodeScriptIs(node) === true) {
+                node.parentNode.replaceChild(this.nodeScriptClone(node), node);
+            } else {
+                let i = -1, children = node.childNodes;
+                while (++i < children.length) {
+                    this.nodeScriptReplace(children[i]);
+                }
+            }
+
+            return node;
+        }
+
+        this.nodeScriptClone = function (node) {
+            let script = document.createElement("script");
+            script.text = node.innerHTML;
+
+            let i = -1, attrs = node.attributes, attr;
+            while (++i < attrs.length) {
+                script.setAttribute((attr = attrs[i]).name, attr.value);
+            }
+            return script;
+        }
+
+        this.nodeScriptIs = function (node) {
+            return node.tagName === 'SCRIPT';
+        }
+    })()
+
+    window.call_DataFrame = function (f) {
+        return f();
+    };
+
+    let funQueue = window["kotlinQueues"] && window["kotlinQueues"]["DataFrame"];
+    if (funQueue) {
+        funQueue.forEach(function (f) {
+            f();
+        });
+        funQueue = [];
+    }
+})()
+
+/*<!--*/
+call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"firstName: String\">firstName</span>", children: [], rightAlign: false, values: ["Alice","Bob","Charlie","Charlie","Bob","Alice","Charlie","Alice","Bob","Charlie"] }, 
+{ name: "<span title=\"lastName: String\">lastName</span>", children: [], rightAlign: false, values: ["Cooper","Dylan","Daniels","Chaplin","Marley","Wolf","Byrd","Smith","Brown","Johnson"] }, 
+{ name: "<span title=\"name: DataRow<*>\">name</span>", children: [0, 1], rightAlign: false, values: ["<span class=\"formatted\" title=\"firstName: Alice\nlastName: Cooper\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cooper<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Dylan\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dylan<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Daniels\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dan<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Chaplin\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cha<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Marley\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Marley<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Alice\nlastName: Wolf\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Wolf<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Byrd\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Byrd<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Alice\nlastName: Smith\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Smith<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Brown\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Brown<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Johnson\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Joh<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>"] }, 
+{ name: "<span title=\"age: Int\">age</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">45</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">40</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">18</span></span>"] }, 
+{ name: "<span title=\"city: String?\">city</span>", children: [], rightAlign: false, values: ["London","Dubai","Moscow","Milan","Tokyo","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","Moscow","Milan","London","Dubai"] }, 
+{ name: "<span title=\"weight: Int?\">weight</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">54</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">87</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">68</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">55</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">90</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">52</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">60</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">70</span></span>"] }, 
+{ name: "<span title=\"isHappy: Boolean\">isHappy</span>", children: [], rightAlign: false, values: ["true","true","false","true","true","false","true","false","false","false"] }, 
+], id: 0, rootId: 0, totalRows: 10 } ) });
+/*-->*/
+
+call_DataFrame(function() { DataFrame.renderTable(0) });
+
+function sendHeight() {
+    const table = document.querySelector('table.dataframe');
+    if (!table) return;
+
+    let height = 0;
+    
+    const thead = table.querySelector('thead');
+    if (thead) height += thead.offsetHeight;
+    
+    const rows = table.querySelectorAll(':scope > tbody > tr');
+    rows.forEach(row => {
+        height += row.offsetHeight;
+    });
+    
+    height += getVerticalMargins(table) + 10;
+
+    window.parent.postMessage({ type: 'iframeHeight', height: Math.ceil(height) }, '*');
+}
+
+function getVerticalMargins(element) {
+    const style = getComputedStyle(element);
+    return parseFloat(style.marginTop) + parseFloat(style.marginBottom);
+}
+
+function repeatHeightCalculation(maxRetries = 10, interval = 100) {
+    let retries = 0;
+    const intervalId = setInterval(() => {
+        sendHeight();
+        retries++;
+        if (retries >= maxRetries) clearInterval(intervalId);
+    }, interval);
+}
+
+window.addEventListener('load', repeatHeightCalculation);
+
+const observer = new MutationObserver(() => repeatHeightCalculation(5, 50));
+observer.observe(document.querySelector('.dataframe'), {
+    childList: true,
+    subtree: true,
+    characterData: true,
+});
+
+
+</script>
+</html>
diff --git a/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsUsageGather.html b/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsUsageGather.html
new file mode 100644
index 0000000000..5a6a5d1937
--- /dev/null
+++ b/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsUsageGather.html
@@ -0,0 +1,517 @@
+<html>
+<head>
+<style type="text/css">
+:root {
+    --background: #fff;
+    --background-odd: #f5f5f5;
+    --background-hover: #d9edfd;
+    --header-text-color: #474747;
+    --text-color: #848484;
+    --text-color-dark: #000;
+    --text-color-medium: #737373;
+    --text-color-pale: #b3b3b3;
+    --inner-border-color: #aaa;
+    --bold-border-color: #000;
+    --link-color: #296eaa;
+    --link-color-pale: #296eaa;
+    --link-hover: #1a466c;
+}
+
+:root[theme="dark"], :root [data-jp-theme-light="false"], .dataframe_dark{
+    --background: #303030;
+    --background-odd: #3c3c3c;
+    --background-hover: #464646;
+    --header-text-color: #dddddd;
+    --text-color: #b3b3b3;
+    --text-color-dark: #dddddd;
+    --text-color-medium: #b2b2b2;
+    --text-color-pale: #737373;
+    --inner-border-color: #707070;
+    --bold-border-color: #777777;
+    --link-color: #008dc0;
+    --link-color-pale: #97e1fb;
+    --link-hover: #00688e;
+}
+
+p.dataframe_description {
+    color: var(--text-color-dark);
+}
+
+table.dataframe {
+    font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
+    font-size: 12px;
+    background-color: var(--background);
+    color: var(--text-color-dark);
+    border: none;
+    border-collapse: collapse;
+}
+
+table.dataframe th, td {
+    padding: 6px;
+    border: 1px solid transparent;
+    text-align: left;
+}
+
+table.dataframe th {
+    background-color: var(--background);
+    color: var(--header-text-color);
+}
+
+table.dataframe td {
+    vertical-align: top;
+    white-space: nowrap;
+}
+
+table.dataframe th.bottomBorder {
+    border-bottom-color: var(--bold-border-color);
+}
+
+table.dataframe tbody > tr:nth-child(odd) {
+    background: var(--background-odd);
+}
+
+table.dataframe tbody > tr:nth-child(even) {
+    background: var(--background);
+}
+
+table.dataframe tbody > tr:hover {
+    background: var(--background-hover);
+}
+
+table.dataframe a {
+    cursor: pointer;
+    color: var(--link-color);
+    text-decoration: none;
+}
+
+table.dataframe tr:hover > td a {
+    color: var(--link-color-pale);
+}
+
+table.dataframe a:hover {
+    color: var(--link-hover);
+    text-decoration: underline;
+}
+
+table.dataframe img {
+    max-width: fit-content;
+}
+
+table.dataframe th.complex {
+    background-color: var(--background);
+    border: 1px solid var(--background);
+}
+
+table.dataframe .leftBorder {
+    border-left-color: var(--inner-border-color);
+}
+
+table.dataframe .rightBorder {
+    border-right-color: var(--inner-border-color);
+}
+
+table.dataframe .rightAlign {
+    text-align: right;
+}
+
+table.dataframe .expanderSvg {
+    width: 8px;
+    height: 8px;
+    margin-right: 3px;
+}
+
+table.dataframe .expander {
+    display: flex;
+    align-items: center;
+}
+
+/* formatting */
+
+table.dataframe .null {
+    color: var(--text-color-pale);
+}
+
+table.dataframe .structural {
+    color: var(--text-color-medium);
+    font-weight: bold;
+}
+
+table.dataframe .dataFrameCaption {
+    font-weight: bold;
+}
+
+table.dataframe .numbers {
+    color: var(--text-color-dark);
+}
+
+table.dataframe td:hover .formatted .structural, .null {
+    color: var(--text-color-dark);
+}
+
+table.dataframe tr:hover .formatted .structural, .null {
+    color: var(--text-color-dark);
+}
+
+
+body {
+    font-family: "JetBrains Mono",SFMono-Regular,Consolas,"Liberation Mono",Menlo,Courier,monospace;
+}       
+
+:root {
+    color: #19191C;
+    background-color: #fff;
+}
+
+:root[theme="dark"] {
+    background-color: #19191C;
+    color: #FFFFFFCC
+}
+
+details details {
+    margin-left: 20px; 
+}
+
+summary {
+    padding: 6px;
+}
+</style>
+</head>
+<body>
+<table class="dataframe" id="df_0"></table>
+
+<p class="dataframe_description"></p>
+</body>
+<script>
+(function () {
+    window.DataFrame = window.DataFrame || new (function () {
+        this.addTable = function (df) {
+            let cols = df.cols;
+            for (let i = 0; i < cols.length; i++) {
+                for (let c of cols[i].children) {
+                    cols[c].parent = i;
+                }
+            }
+            df.nrow = 0
+            for (let i = 0; i < df.cols.length; i++) {
+                if (df.cols[i].values.length > df.nrow) df.nrow = df.cols[i].values.length
+            }
+            if (df.id === df.rootId) {
+                df.expandedFrames = new Set()
+                df.childFrames = {}
+                const table = this.getTableElement(df.id)
+                table.df = df
+                for (let i = 0; i < df.cols.length; i++) {
+                    let col = df.cols[i]
+                    if (col.parent === undefined && col.children.length > 0) col.expanded = true
+                }
+            } else {
+                const rootDf = this.getTableData(df.rootId)
+                rootDf.childFrames[df.id] = df
+            }
+        }
+
+        this.computeRenderData = function (df) {
+            let result = []
+            let pos = 0
+            for (let col = 0; col < df.cols.length; col++) {
+                if (df.cols[col].parent === undefined)
+                    pos += this.computeRenderDataRec(df.cols, col, pos, 0, result, false, false)
+            }
+            for (let i = 0; i < result.length; i++) {
+                let row = result[i]
+                for (let j = 0; j < row.length; j++) {
+                    let cell = row[j]
+                    if (j === 0)
+                        cell.leftBd = false
+                    if (j < row.length - 1) {
+                        let nextData = row[j + 1]
+                        if (nextData.leftBd) cell.rightBd = true
+                        else if (cell.rightBd) nextData.leftBd = true
+                    } else cell.rightBd = false
+                }
+            }
+            return result
+        }
+
+        this.computeRenderDataRec = function (cols, colId, pos, depth, result, leftBorder, rightBorder) {
+            if (result.length === depth) {
+                const array = [];
+                if (pos > 0) {
+                    let j = 0
+                    for (let i = 0; j < pos; i++) {
+                        let c = result[depth - 1][i]
+                        j += c.span
+                        let copy = Object.assign({empty: true}, c)
+                        array.push(copy)
+                    }
+                }
+                result.push(array)
+            }
+            const col = cols[colId];
+            let size = 0;
+            if (col.expanded) {
+                let childPos = pos
+                for (let i = 0; i < col.children.length; i++) {
+                    let child = col.children[i]
+                    let childLeft = i === 0 && (col.children.length > 1 || leftBorder)
+                    let childRight = i === col.children.length - 1 && (col.children.length > 1 || rightBorder)
+                    let childSize = this.computeRenderDataRec(cols, child, childPos, depth + 1, result, childLeft, childRight)
+                    childPos += childSize
+                    size += childSize
+                }
+            } else {
+                for (let i = depth + 1; i < result.length; i++)
+                    result[i].push({id: colId, span: 1, leftBd: leftBorder, rightBd: rightBorder, empty: true})
+                size = 1
+            }
+            let left = leftBorder
+            let right = rightBorder
+            if (size > 1) {
+                left = true
+                right = true
+            }
+            result[depth].push({id: colId, span: size, leftBd: left, rightBd: right})
+            return size
+        }
+
+        this.getTableElement = function (id) {
+            return document.getElementById("df_" + id)
+        }
+
+        this.getTableData = function (id) {
+            return this.getTableElement(id).df
+        }
+
+        this.createExpander = function (isExpanded) {
+            const svgNs = "http://www.w3.org/2000/svg"
+            let svg = document.createElementNS(svgNs, "svg")
+            svg.classList.add("expanderSvg")
+            let path = document.createElementNS(svgNs, "path")
+            if (isExpanded) {
+                svg.setAttribute("viewBox", "0 -2 8 8")
+                path.setAttribute("d", "M1 0 l-1 1 4 4 4 -4 -1 -1 -3 3Z")
+            } else {
+                svg.setAttribute("viewBox", "-2 0 8 8")
+                path.setAttribute("d", "M1 0 l-1 1 3 3 -3 3 1 1 4 -4Z")
+            }
+            path.setAttribute("fill", "currentColor")
+            svg.appendChild(path)
+            return svg
+        }
+
+        this.renderTable = function (id) {
+
+            let table = this.getTableElement(id)
+
+            if (table === null) return
+
+            table.innerHTML = ""
+
+            let df = table.df
+            let rootDf = df.rootId === df.id ? df : this.getTableData(df.rootId)
+
+            // header
+            let header = document.createElement("thead")
+            table.appendChild(header)
+
+            let renderData = this.computeRenderData(df)
+            for (let j = 0; j < renderData.length; j++) {
+                let rowData = renderData[j]
+                let tr = document.createElement("tr");
+                let isLastRow = j === renderData.length - 1
+                header.appendChild(tr);
+                for (let i = 0; i < rowData.length; i++) {
+                    let cell = rowData[i]
+                    let th = document.createElement("th");
+                    th.setAttribute("colspan", cell.span)
+                    let colId = cell.id
+                    let col = df.cols[colId];
+                    if (!cell.empty) {
+                        if (col.children.length === 0) {
+                            th.innerHTML = col.name
+                        } else {
+                            let link = document.createElement("a")
+                            link.className = "expander"
+                            let that = this
+                            link.onclick = function () {
+                                col.expanded = !col.expanded
+                                that.renderTable(id)
+                            }
+                            link.appendChild(this.createExpander(col.expanded))
+                            link.innerHTML += col.name
+                            th.appendChild(link)
+                        }
+                    }
+                    let classes = (cell.leftBd ? " leftBorder" : "") + (cell.rightBd ? " rightBorder" : "")
+                    if (col.rightAlign)
+                        classes += " rightAlign"
+                    if (isLastRow)
+                        classes += " bottomBorder"
+                    if (classes.length > 0)
+                        th.setAttribute("class", classes)
+                    tr.appendChild(th)
+                }
+            }
+
+            // body
+            let body = document.createElement("tbody")
+            table.appendChild(body)
+
+            let columns = renderData.pop()
+            for (let row = 0; row < df.nrow; row++) {
+                let tr = document.createElement("tr");
+                body.appendChild(tr)
+                for (let i = 0; i < columns.length; i++) {
+                    let cell = columns[i]
+                    let td = document.createElement("td");
+                    let colId = cell.id
+                    let col = df.cols[colId]
+                    let classes = (cell.leftBd ? " leftBorder" : "") + (cell.rightBd ? " rightBorder" : "")
+                    if (col.rightAlign)
+                        classes += " rightAlign"
+                    if (classes.length > 0)
+                        td.setAttribute("class", classes)
+                    tr.appendChild(td)
+                    let value = col.values[row]
+                    if (value.frameId !== undefined) {
+                        let frameId = value.frameId
+                        let expanded = rootDf.expandedFrames.has(frameId)
+                        let link = document.createElement("a")
+                        link.className = "expander"
+                        let that = this
+                        link.onclick = function () {
+                            if (rootDf.expandedFrames.has(frameId))
+                                rootDf.expandedFrames.delete(frameId)
+                            else rootDf.expandedFrames.add(frameId)
+                            that.renderTable(id)
+                        }
+                        link.appendChild(this.createExpander(expanded))
+                        link.innerHTML += value.value
+                        if (expanded) {
+                            td.appendChild(link)
+                            td.appendChild(document.createElement("p"))
+                            const childTable = document.createElement("table")
+                            childTable.className = "dataframe"
+                            childTable.id = "df_" + frameId
+                            let childDf = rootDf.childFrames[frameId]
+                            childTable.df = childDf
+                            td.appendChild(childTable)
+                            this.renderTable(frameId)
+                            if (childDf.nrow !== childDf.totalRows) {
+                                const footer = document.createElement("p")
+                                footer.innerText = `... showing only top ${childDf.nrow} of ${childDf.totalRows} rows`
+                                td.appendChild(footer)
+                            }
+                        } else {
+                            td.appendChild(link)
+                        }
+                    } else if (value.style !== undefined) {
+                        td.innerHTML = value.value
+                        td.setAttribute("style", value.style)
+                    } else td.innerHTML = value
+                    this.nodeScriptReplace(td)
+                }
+            }
+        }
+
+        this.nodeScriptReplace = function (node) {
+            if (this.nodeScriptIs(node) === true) {
+                node.parentNode.replaceChild(this.nodeScriptClone(node), node);
+            } else {
+                let i = -1, children = node.childNodes;
+                while (++i < children.length) {
+                    this.nodeScriptReplace(children[i]);
+                }
+            }
+
+            return node;
+        }
+
+        this.nodeScriptClone = function (node) {
+            let script = document.createElement("script");
+            script.text = node.innerHTML;
+
+            let i = -1, attrs = node.attributes, attr;
+            while (++i < attrs.length) {
+                script.setAttribute((attr = attrs[i]).name, attr.value);
+            }
+            return script;
+        }
+
+        this.nodeScriptIs = function (node) {
+            return node.tagName === 'SCRIPT';
+        }
+    })()
+
+    window.call_DataFrame = function (f) {
+        return f();
+    };
+
+    let funQueue = window["kotlinQueues"] && window["kotlinQueues"]["DataFrame"];
+    if (funQueue) {
+        funQueue.forEach(function (f) {
+            f();
+        });
+        funQueue = [];
+    }
+})()
+
+/*<!--*/
+call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"firstName: String\">firstName</span>", children: [], rightAlign: false, values: ["Alice","Bob","Charlie","Charlie","Bob","Alice","Charlie","Alice","Bob","Charlie"] }, 
+{ name: "<span title=\"lastName: String\">lastName</span>", children: [], rightAlign: false, values: ["Cooper","Dylan","Daniels","Chaplin","Marley","Wolf","Byrd","Smith","Brown","Johnson"] }, 
+{ name: "<span title=\"name: DataRow<*>\">name</span>", children: [0, 1], rightAlign: false, values: ["<span class=\"formatted\" title=\"firstName: Alice\nlastName: Cooper\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cooper<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Dylan\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dylan<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Daniels\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dan<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Chaplin\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cha<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Marley\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Marley<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Alice\nlastName: Wolf\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Wolf<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Byrd\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Byrd<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Alice\nlastName: Smith\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Smith<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Brown\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Brown<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Johnson\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Joh<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>"] }, 
+{ name: "<span title=\"city: String?\">city</span>", children: [], rightAlign: false, values: ["London","Dubai","Moscow","Milan","Tokyo","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","Moscow","Milan","London","Dubai"] }, 
+{ name: "<span title=\"weight: Int?\">weight</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">54</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">87</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">68</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">55</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">90</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">52</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">60</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">70</span></span>"] }, 
+{ name: "<span title=\"isHappy: Boolean\">isHappy</span>", children: [], rightAlign: false, values: ["true","true","false","true","true","false","true","false","false","false"] }, 
+{ name: "<span title=\"key: String\">key</span>", children: [], rightAlign: false, values: ["age","age","age","age","age","age","age","age","age","age"] }, 
+{ name: "<span title=\"value: Int\">value</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">45</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">40</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">18</span></span>"] }, 
+], id: 0, rootId: 0, totalRows: 10 } ) });
+/*-->*/
+
+call_DataFrame(function() { DataFrame.renderTable(0) });
+
+function sendHeight() {
+    const table = document.querySelector('table.dataframe');
+    if (!table) return;
+
+    let height = 0;
+    
+    const thead = table.querySelector('thead');
+    if (thead) height += thead.offsetHeight;
+    
+    const rows = table.querySelectorAll(':scope > tbody > tr');
+    rows.forEach(row => {
+        height += row.offsetHeight;
+    });
+    
+    height += getVerticalMargins(table) + 10;
+
+    window.parent.postMessage({ type: 'iframeHeight', height: Math.ceil(height) }, '*');
+}
+
+function getVerticalMargins(element) {
+    const style = getComputedStyle(element);
+    return parseFloat(style.marginTop) + parseFloat(style.marginBottom);
+}
+
+function repeatHeightCalculation(maxRetries = 10, interval = 100) {
+    let retries = 0;
+    const intervalId = setInterval(() => {
+        sendHeight();
+        retries++;
+        if (retries >= maxRetries) clearInterval(intervalId);
+    }, interval);
+}
+
+window.addEventListener('load', repeatHeightCalculation);
+
+const observer = new MutationObserver(() => repeatHeightCalculation(5, 50));
+observer.observe(document.querySelector('.dataframe'), {
+    childList: true,
+    subtree: true,
+    characterData: true,
+});
+
+
+</script>
+</html>
diff --git a/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsUsageGroup.html b/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsUsageGroup.html
new file mode 100644
index 0000000000..1311456376
--- /dev/null
+++ b/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsUsageGroup.html
@@ -0,0 +1,517 @@
+<html>
+<head>
+<style type="text/css">
+:root {
+    --background: #fff;
+    --background-odd: #f5f5f5;
+    --background-hover: #d9edfd;
+    --header-text-color: #474747;
+    --text-color: #848484;
+    --text-color-dark: #000;
+    --text-color-medium: #737373;
+    --text-color-pale: #b3b3b3;
+    --inner-border-color: #aaa;
+    --bold-border-color: #000;
+    --link-color: #296eaa;
+    --link-color-pale: #296eaa;
+    --link-hover: #1a466c;
+}
+
+:root[theme="dark"], :root [data-jp-theme-light="false"], .dataframe_dark{
+    --background: #303030;
+    --background-odd: #3c3c3c;
+    --background-hover: #464646;
+    --header-text-color: #dddddd;
+    --text-color: #b3b3b3;
+    --text-color-dark: #dddddd;
+    --text-color-medium: #b2b2b2;
+    --text-color-pale: #737373;
+    --inner-border-color: #707070;
+    --bold-border-color: #777777;
+    --link-color: #008dc0;
+    --link-color-pale: #97e1fb;
+    --link-hover: #00688e;
+}
+
+p.dataframe_description {
+    color: var(--text-color-dark);
+}
+
+table.dataframe {
+    font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
+    font-size: 12px;
+    background-color: var(--background);
+    color: var(--text-color-dark);
+    border: none;
+    border-collapse: collapse;
+}
+
+table.dataframe th, td {
+    padding: 6px;
+    border: 1px solid transparent;
+    text-align: left;
+}
+
+table.dataframe th {
+    background-color: var(--background);
+    color: var(--header-text-color);
+}
+
+table.dataframe td {
+    vertical-align: top;
+    white-space: nowrap;
+}
+
+table.dataframe th.bottomBorder {
+    border-bottom-color: var(--bold-border-color);
+}
+
+table.dataframe tbody > tr:nth-child(odd) {
+    background: var(--background-odd);
+}
+
+table.dataframe tbody > tr:nth-child(even) {
+    background: var(--background);
+}
+
+table.dataframe tbody > tr:hover {
+    background: var(--background-hover);
+}
+
+table.dataframe a {
+    cursor: pointer;
+    color: var(--link-color);
+    text-decoration: none;
+}
+
+table.dataframe tr:hover > td a {
+    color: var(--link-color-pale);
+}
+
+table.dataframe a:hover {
+    color: var(--link-hover);
+    text-decoration: underline;
+}
+
+table.dataframe img {
+    max-width: fit-content;
+}
+
+table.dataframe th.complex {
+    background-color: var(--background);
+    border: 1px solid var(--background);
+}
+
+table.dataframe .leftBorder {
+    border-left-color: var(--inner-border-color);
+}
+
+table.dataframe .rightBorder {
+    border-right-color: var(--inner-border-color);
+}
+
+table.dataframe .rightAlign {
+    text-align: right;
+}
+
+table.dataframe .expanderSvg {
+    width: 8px;
+    height: 8px;
+    margin-right: 3px;
+}
+
+table.dataframe .expander {
+    display: flex;
+    align-items: center;
+}
+
+/* formatting */
+
+table.dataframe .null {
+    color: var(--text-color-pale);
+}
+
+table.dataframe .structural {
+    color: var(--text-color-medium);
+    font-weight: bold;
+}
+
+table.dataframe .dataFrameCaption {
+    font-weight: bold;
+}
+
+table.dataframe .numbers {
+    color: var(--text-color-dark);
+}
+
+table.dataframe td:hover .formatted .structural, .null {
+    color: var(--text-color-dark);
+}
+
+table.dataframe tr:hover .formatted .structural, .null {
+    color: var(--text-color-dark);
+}
+
+
+body {
+    font-family: "JetBrains Mono",SFMono-Regular,Consolas,"Liberation Mono",Menlo,Courier,monospace;
+}       
+
+:root {
+    color: #19191C;
+    background-color: #fff;
+}
+
+:root[theme="dark"] {
+    background-color: #19191C;
+    color: #FFFFFFCC
+}
+
+details details {
+    margin-left: 20px; 
+}
+
+summary {
+    padding: 6px;
+}
+</style>
+</head>
+<body>
+<table class="dataframe" id="df_0"></table>
+
+<p class="dataframe_description"></p>
+</body>
+<script>
+(function () {
+    window.DataFrame = window.DataFrame || new (function () {
+        this.addTable = function (df) {
+            let cols = df.cols;
+            for (let i = 0; i < cols.length; i++) {
+                for (let c of cols[i].children) {
+                    cols[c].parent = i;
+                }
+            }
+            df.nrow = 0
+            for (let i = 0; i < df.cols.length; i++) {
+                if (df.cols[i].values.length > df.nrow) df.nrow = df.cols[i].values.length
+            }
+            if (df.id === df.rootId) {
+                df.expandedFrames = new Set()
+                df.childFrames = {}
+                const table = this.getTableElement(df.id)
+                table.df = df
+                for (let i = 0; i < df.cols.length; i++) {
+                    let col = df.cols[i]
+                    if (col.parent === undefined && col.children.length > 0) col.expanded = true
+                }
+            } else {
+                const rootDf = this.getTableData(df.rootId)
+                rootDf.childFrames[df.id] = df
+            }
+        }
+
+        this.computeRenderData = function (df) {
+            let result = []
+            let pos = 0
+            for (let col = 0; col < df.cols.length; col++) {
+                if (df.cols[col].parent === undefined)
+                    pos += this.computeRenderDataRec(df.cols, col, pos, 0, result, false, false)
+            }
+            for (let i = 0; i < result.length; i++) {
+                let row = result[i]
+                for (let j = 0; j < row.length; j++) {
+                    let cell = row[j]
+                    if (j === 0)
+                        cell.leftBd = false
+                    if (j < row.length - 1) {
+                        let nextData = row[j + 1]
+                        if (nextData.leftBd) cell.rightBd = true
+                        else if (cell.rightBd) nextData.leftBd = true
+                    } else cell.rightBd = false
+                }
+            }
+            return result
+        }
+
+        this.computeRenderDataRec = function (cols, colId, pos, depth, result, leftBorder, rightBorder) {
+            if (result.length === depth) {
+                const array = [];
+                if (pos > 0) {
+                    let j = 0
+                    for (let i = 0; j < pos; i++) {
+                        let c = result[depth - 1][i]
+                        j += c.span
+                        let copy = Object.assign({empty: true}, c)
+                        array.push(copy)
+                    }
+                }
+                result.push(array)
+            }
+            const col = cols[colId];
+            let size = 0;
+            if (col.expanded) {
+                let childPos = pos
+                for (let i = 0; i < col.children.length; i++) {
+                    let child = col.children[i]
+                    let childLeft = i === 0 && (col.children.length > 1 || leftBorder)
+                    let childRight = i === col.children.length - 1 && (col.children.length > 1 || rightBorder)
+                    let childSize = this.computeRenderDataRec(cols, child, childPos, depth + 1, result, childLeft, childRight)
+                    childPos += childSize
+                    size += childSize
+                }
+            } else {
+                for (let i = depth + 1; i < result.length; i++)
+                    result[i].push({id: colId, span: 1, leftBd: leftBorder, rightBd: rightBorder, empty: true})
+                size = 1
+            }
+            let left = leftBorder
+            let right = rightBorder
+            if (size > 1) {
+                left = true
+                right = true
+            }
+            result[depth].push({id: colId, span: size, leftBd: left, rightBd: right})
+            return size
+        }
+
+        this.getTableElement = function (id) {
+            return document.getElementById("df_" + id)
+        }
+
+        this.getTableData = function (id) {
+            return this.getTableElement(id).df
+        }
+
+        this.createExpander = function (isExpanded) {
+            const svgNs = "http://www.w3.org/2000/svg"
+            let svg = document.createElementNS(svgNs, "svg")
+            svg.classList.add("expanderSvg")
+            let path = document.createElementNS(svgNs, "path")
+            if (isExpanded) {
+                svg.setAttribute("viewBox", "0 -2 8 8")
+                path.setAttribute("d", "M1 0 l-1 1 4 4 4 -4 -1 -1 -3 3Z")
+            } else {
+                svg.setAttribute("viewBox", "-2 0 8 8")
+                path.setAttribute("d", "M1 0 l-1 1 3 3 -3 3 1 1 4 -4Z")
+            }
+            path.setAttribute("fill", "currentColor")
+            svg.appendChild(path)
+            return svg
+        }
+
+        this.renderTable = function (id) {
+
+            let table = this.getTableElement(id)
+
+            if (table === null) return
+
+            table.innerHTML = ""
+
+            let df = table.df
+            let rootDf = df.rootId === df.id ? df : this.getTableData(df.rootId)
+
+            // header
+            let header = document.createElement("thead")
+            table.appendChild(header)
+
+            let renderData = this.computeRenderData(df)
+            for (let j = 0; j < renderData.length; j++) {
+                let rowData = renderData[j]
+                let tr = document.createElement("tr");
+                let isLastRow = j === renderData.length - 1
+                header.appendChild(tr);
+                for (let i = 0; i < rowData.length; i++) {
+                    let cell = rowData[i]
+                    let th = document.createElement("th");
+                    th.setAttribute("colspan", cell.span)
+                    let colId = cell.id
+                    let col = df.cols[colId];
+                    if (!cell.empty) {
+                        if (col.children.length === 0) {
+                            th.innerHTML = col.name
+                        } else {
+                            let link = document.createElement("a")
+                            link.className = "expander"
+                            let that = this
+                            link.onclick = function () {
+                                col.expanded = !col.expanded
+                                that.renderTable(id)
+                            }
+                            link.appendChild(this.createExpander(col.expanded))
+                            link.innerHTML += col.name
+                            th.appendChild(link)
+                        }
+                    }
+                    let classes = (cell.leftBd ? " leftBorder" : "") + (cell.rightBd ? " rightBorder" : "")
+                    if (col.rightAlign)
+                        classes += " rightAlign"
+                    if (isLastRow)
+                        classes += " bottomBorder"
+                    if (classes.length > 0)
+                        th.setAttribute("class", classes)
+                    tr.appendChild(th)
+                }
+            }
+
+            // body
+            let body = document.createElement("tbody")
+            table.appendChild(body)
+
+            let columns = renderData.pop()
+            for (let row = 0; row < df.nrow; row++) {
+                let tr = document.createElement("tr");
+                body.appendChild(tr)
+                for (let i = 0; i < columns.length; i++) {
+                    let cell = columns[i]
+                    let td = document.createElement("td");
+                    let colId = cell.id
+                    let col = df.cols[colId]
+                    let classes = (cell.leftBd ? " leftBorder" : "") + (cell.rightBd ? " rightBorder" : "")
+                    if (col.rightAlign)
+                        classes += " rightAlign"
+                    if (classes.length > 0)
+                        td.setAttribute("class", classes)
+                    tr.appendChild(td)
+                    let value = col.values[row]
+                    if (value.frameId !== undefined) {
+                        let frameId = value.frameId
+                        let expanded = rootDf.expandedFrames.has(frameId)
+                        let link = document.createElement("a")
+                        link.className = "expander"
+                        let that = this
+                        link.onclick = function () {
+                            if (rootDf.expandedFrames.has(frameId))
+                                rootDf.expandedFrames.delete(frameId)
+                            else rootDf.expandedFrames.add(frameId)
+                            that.renderTable(id)
+                        }
+                        link.appendChild(this.createExpander(expanded))
+                        link.innerHTML += value.value
+                        if (expanded) {
+                            td.appendChild(link)
+                            td.appendChild(document.createElement("p"))
+                            const childTable = document.createElement("table")
+                            childTable.className = "dataframe"
+                            childTable.id = "df_" + frameId
+                            let childDf = rootDf.childFrames[frameId]
+                            childTable.df = childDf
+                            td.appendChild(childTable)
+                            this.renderTable(frameId)
+                            if (childDf.nrow !== childDf.totalRows) {
+                                const footer = document.createElement("p")
+                                footer.innerText = `... showing only top ${childDf.nrow} of ${childDf.totalRows} rows`
+                                td.appendChild(footer)
+                            }
+                        } else {
+                            td.appendChild(link)
+                        }
+                    } else if (value.style !== undefined) {
+                        td.innerHTML = value.value
+                        td.setAttribute("style", value.style)
+                    } else td.innerHTML = value
+                    this.nodeScriptReplace(td)
+                }
+            }
+        }
+
+        this.nodeScriptReplace = function (node) {
+            if (this.nodeScriptIs(node) === true) {
+                node.parentNode.replaceChild(this.nodeScriptClone(node), node);
+            } else {
+                let i = -1, children = node.childNodes;
+                while (++i < children.length) {
+                    this.nodeScriptReplace(children[i]);
+                }
+            }
+
+            return node;
+        }
+
+        this.nodeScriptClone = function (node) {
+            let script = document.createElement("script");
+            script.text = node.innerHTML;
+
+            let i = -1, attrs = node.attributes, attr;
+            while (++i < attrs.length) {
+                script.setAttribute((attr = attrs[i]).name, attr.value);
+            }
+            return script;
+        }
+
+        this.nodeScriptIs = function (node) {
+            return node.tagName === 'SCRIPT';
+        }
+    })()
+
+    window.call_DataFrame = function (f) {
+        return f();
+    };
+
+    let funQueue = window["kotlinQueues"] && window["kotlinQueues"]["DataFrame"];
+    if (funQueue) {
+        funQueue.forEach(function (f) {
+            f();
+        });
+        funQueue = [];
+    }
+})()
+
+/*<!--*/
+call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"firstName: String\">firstName</span>", children: [], rightAlign: false, values: ["Alice","Bob","Charlie","Charlie","Bob","Alice","Charlie","Alice","Bob","Charlie"] }, 
+{ name: "<span title=\"lastName: String\">lastName</span>", children: [], rightAlign: false, values: ["Cooper","Dylan","Daniels","Chaplin","Marley","Wolf","Byrd","Smith","Brown","Johnson"] }, 
+{ name: "<span title=\"name: DataRow<*>\">name</span>", children: [0, 1], rightAlign: false, values: ["<span class=\"formatted\" title=\"firstName: Alice\nlastName: Cooper\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cooper<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Dylan\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dylan<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Daniels\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dan<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Chaplin\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cha<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Marley\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Marley<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Alice\nlastName: Wolf\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Wolf<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Byrd\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Byrd<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Alice\nlastName: Smith\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Smith<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Brown\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Brown<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Johnson\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Joh<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>"] }, 
+{ name: "<span title=\"age: Int\">age</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">45</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">40</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">18</span></span>"] }, 
+{ name: "<span title=\"city: String?\">city</span>", children: [], rightAlign: false, values: ["London","Dubai","Moscow","Milan","Tokyo","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","Moscow","Milan","London","Dubai"] }, 
+{ name: "<span title=\"weight: Int?\">weight</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">54</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">87</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">68</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">55</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">90</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">52</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">60</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">70</span></span>"] }, 
+{ name: "<span title=\"isHappy: Boolean\">isHappy</span>", children: [], rightAlign: false, values: ["true","true","false","true","true","false","true","false","false","false"] }, 
+{ name: "<span title=\"nameless: DataRow<*>\">nameless</span>", children: [3, 4, 5, 6], rightAlign: false, values: ["<span class=\"formatted\" title=\"age: 15\ncity: London\nweight: 54\nisHappy: true\"><span class=\"structural\">{ </span><span class=\"structural\">age: </span><span class=\"numbers\">15</span><span class=\"structural\">, </span><span class=\"structural\">city: </span>London<span class=\"structural\">, </span><span class=\"structural\">weig...</span><span class=\"structural\">, </span><span class=\"structural\">i...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"age: 45\ncity: Dubai\nweight: 87\nisHappy: true\"><span class=\"structural\">{ </span><span class=\"structural\">age: </span><span class=\"numbers\">45</span><span class=\"structural\">, </span><span class=\"structural\">city: </span>Dubai<span class=\"structural\">, </span><span class=\"structural\">weigh...</span><span class=\"structural\">, </span><span class=\"structural\">i...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"age: 20\ncity: Moscow\nisHappy: false\"><span class=\"structural\">{ </span><span class=\"structural\">age: </span><span class=\"numbers\">20</span><span class=\"structural\">, </span><span class=\"structural\">city: </span>Moscow<span class=\"structural\">, </span><span class=\"structural\">isHappy: </span>f<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"age: 40\ncity: Milan\nisHappy: true\"><span class=\"structural\">{ </span><span class=\"structural\">age: </span><span class=\"numbers\">40</span><span class=\"structural\">, </span><span class=\"structural\">city: </span>Milan<span class=\"structural\">, </span><span class=\"structural\">isHappy: </span>true<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"age: 30\ncity: Tokyo\nweight: 68\nisHappy: true\"><span class=\"structural\">{ </span><span class=\"structural\">age: </span><span class=\"numbers\">30</span><span class=\"structural\">, </span><span class=\"structural\">city: </span>Tokyo<span class=\"structural\">, </span><span class=\"structural\">weigh...</span><span class=\"structural\">, </span><span class=\"structural\">i...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"age: 20\nweight: 55\nisHappy: false\"><span class=\"structural\">{ </span><span class=\"structural\">age: </span><span class=\"numbers\">20</span><span class=\"structural\">, </span><span class=\"structural\">weight: </span><span class=\"numbers\">55</span><span class=\"structural\">, </span><span class=\"structural\">isHappy: </span>false<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"age: 30\ncity: Moscow\nweight: 90\nisHappy: true\"><span class=\"structural\">{ </span><span class=\"structural\">age: </span><span class=\"numbers\">30</span><span class=\"structural\">, </span><span class=\"structural\">city: </span>Moscow<span class=\"structural\">, </span><span class=\"structural\">weig...</span><span class=\"structural\">, </span><span class=\"structural\">i...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"age: 30\ncity: Milan\nweight: 52\nisHappy: false\"><span class=\"structural\">{ </span><span class=\"structural\">age: </span><span class=\"numbers\">30</span><span class=\"structural\">, </span><span class=\"structural\">city: </span>Milan<span class=\"structural\">, </span><span class=\"structural\">weigh...</span><span class=\"structural\">, </span><span class=\"structural\">i...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"age: 15\ncity: London\nweight: 60\nisHappy: false\"><span class=\"structural\">{ </span><span class=\"structural\">age: </span><span class=\"numbers\">15</span><span class=\"structural\">, </span><span class=\"structural\">city: </span>London<span class=\"structural\">, </span><span class=\"structural\">weig...</span><span class=\"structural\">, </span><span class=\"structural\">i...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"age: 18\ncity: Dubai\nweight: 70\nisHappy: false\"><span class=\"structural\">{ </span><span class=\"structural\">age: </span><span class=\"numbers\">18</span><span class=\"structural\">, </span><span class=\"structural\">city: </span>Dubai<span class=\"structural\">, </span><span class=\"structural\">weigh...</span><span class=\"structural\">, </span><span class=\"structural\">i...</span><span class=\"structural\"> }</span></span>"] }, 
+], id: 0, rootId: 0, totalRows: 10 } ) });
+/*-->*/
+
+call_DataFrame(function() { DataFrame.renderTable(0) });
+
+function sendHeight() {
+    const table = document.querySelector('table.dataframe');
+    if (!table) return;
+
+    let height = 0;
+    
+    const thead = table.querySelector('thead');
+    if (thead) height += thead.offsetHeight;
+    
+    const rows = table.querySelectorAll(':scope > tbody > tr');
+    rows.forEach(row => {
+        height += row.offsetHeight;
+    });
+    
+    height += getVerticalMargins(table) + 10;
+
+    window.parent.postMessage({ type: 'iframeHeight', height: Math.ceil(height) }, '*');
+}
+
+function getVerticalMargins(element) {
+    const style = getComputedStyle(element);
+    return parseFloat(style.marginTop) + parseFloat(style.marginBottom);
+}
+
+function repeatHeightCalculation(maxRetries = 10, interval = 100) {
+    let retries = 0;
+    const intervalId = setInterval(() => {
+        sendHeight();
+        retries++;
+        if (retries >= maxRetries) clearInterval(intervalId);
+    }, interval);
+}
+
+window.addEventListener('load', repeatHeightCalculation);
+
+const observer = new MutationObserver(() => repeatHeightCalculation(5, 50));
+observer.observe(document.querySelector('.dataframe'), {
+    childList: true,
+    subtree: true,
+    characterData: true,
+});
+
+
+</script>
+</html>
diff --git a/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsUsageMove.html b/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsUsageMove.html
new file mode 100644
index 0000000000..1b8c6fec13
--- /dev/null
+++ b/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsUsageMove.html
@@ -0,0 +1,515 @@
+<html>
+<head>
+<style type="text/css">
+:root {
+    --background: #fff;
+    --background-odd: #f5f5f5;
+    --background-hover: #d9edfd;
+    --header-text-color: #474747;
+    --text-color: #848484;
+    --text-color-dark: #000;
+    --text-color-medium: #737373;
+    --text-color-pale: #b3b3b3;
+    --inner-border-color: #aaa;
+    --bold-border-color: #000;
+    --link-color: #296eaa;
+    --link-color-pale: #296eaa;
+    --link-hover: #1a466c;
+}
+
+:root[theme="dark"], :root [data-jp-theme-light="false"], .dataframe_dark{
+    --background: #303030;
+    --background-odd: #3c3c3c;
+    --background-hover: #464646;
+    --header-text-color: #dddddd;
+    --text-color: #b3b3b3;
+    --text-color-dark: #dddddd;
+    --text-color-medium: #b2b2b2;
+    --text-color-pale: #737373;
+    --inner-border-color: #707070;
+    --bold-border-color: #777777;
+    --link-color: #008dc0;
+    --link-color-pale: #97e1fb;
+    --link-hover: #00688e;
+}
+
+p.dataframe_description {
+    color: var(--text-color-dark);
+}
+
+table.dataframe {
+    font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
+    font-size: 12px;
+    background-color: var(--background);
+    color: var(--text-color-dark);
+    border: none;
+    border-collapse: collapse;
+}
+
+table.dataframe th, td {
+    padding: 6px;
+    border: 1px solid transparent;
+    text-align: left;
+}
+
+table.dataframe th {
+    background-color: var(--background);
+    color: var(--header-text-color);
+}
+
+table.dataframe td {
+    vertical-align: top;
+    white-space: nowrap;
+}
+
+table.dataframe th.bottomBorder {
+    border-bottom-color: var(--bold-border-color);
+}
+
+table.dataframe tbody > tr:nth-child(odd) {
+    background: var(--background-odd);
+}
+
+table.dataframe tbody > tr:nth-child(even) {
+    background: var(--background);
+}
+
+table.dataframe tbody > tr:hover {
+    background: var(--background-hover);
+}
+
+table.dataframe a {
+    cursor: pointer;
+    color: var(--link-color);
+    text-decoration: none;
+}
+
+table.dataframe tr:hover > td a {
+    color: var(--link-color-pale);
+}
+
+table.dataframe a:hover {
+    color: var(--link-hover);
+    text-decoration: underline;
+}
+
+table.dataframe img {
+    max-width: fit-content;
+}
+
+table.dataframe th.complex {
+    background-color: var(--background);
+    border: 1px solid var(--background);
+}
+
+table.dataframe .leftBorder {
+    border-left-color: var(--inner-border-color);
+}
+
+table.dataframe .rightBorder {
+    border-right-color: var(--inner-border-color);
+}
+
+table.dataframe .rightAlign {
+    text-align: right;
+}
+
+table.dataframe .expanderSvg {
+    width: 8px;
+    height: 8px;
+    margin-right: 3px;
+}
+
+table.dataframe .expander {
+    display: flex;
+    align-items: center;
+}
+
+/* formatting */
+
+table.dataframe .null {
+    color: var(--text-color-pale);
+}
+
+table.dataframe .structural {
+    color: var(--text-color-medium);
+    font-weight: bold;
+}
+
+table.dataframe .dataFrameCaption {
+    font-weight: bold;
+}
+
+table.dataframe .numbers {
+    color: var(--text-color-dark);
+}
+
+table.dataframe td:hover .formatted .structural, .null {
+    color: var(--text-color-dark);
+}
+
+table.dataframe tr:hover .formatted .structural, .null {
+    color: var(--text-color-dark);
+}
+
+
+body {
+    font-family: "JetBrains Mono",SFMono-Regular,Consolas,"Liberation Mono",Menlo,Courier,monospace;
+}       
+
+:root {
+    color: #19191C;
+    background-color: #fff;
+}
+
+:root[theme="dark"] {
+    background-color: #19191C;
+    color: #FFFFFFCC
+}
+
+details details {
+    margin-left: 20px; 
+}
+
+summary {
+    padding: 6px;
+}
+</style>
+</head>
+<body>
+<table class="dataframe" id="df_0"></table>
+
+<p class="dataframe_description"></p>
+</body>
+<script>
+(function () {
+    window.DataFrame = window.DataFrame || new (function () {
+        this.addTable = function (df) {
+            let cols = df.cols;
+            for (let i = 0; i < cols.length; i++) {
+                for (let c of cols[i].children) {
+                    cols[c].parent = i;
+                }
+            }
+            df.nrow = 0
+            for (let i = 0; i < df.cols.length; i++) {
+                if (df.cols[i].values.length > df.nrow) df.nrow = df.cols[i].values.length
+            }
+            if (df.id === df.rootId) {
+                df.expandedFrames = new Set()
+                df.childFrames = {}
+                const table = this.getTableElement(df.id)
+                table.df = df
+                for (let i = 0; i < df.cols.length; i++) {
+                    let col = df.cols[i]
+                    if (col.parent === undefined && col.children.length > 0) col.expanded = true
+                }
+            } else {
+                const rootDf = this.getTableData(df.rootId)
+                rootDf.childFrames[df.id] = df
+            }
+        }
+
+        this.computeRenderData = function (df) {
+            let result = []
+            let pos = 0
+            for (let col = 0; col < df.cols.length; col++) {
+                if (df.cols[col].parent === undefined)
+                    pos += this.computeRenderDataRec(df.cols, col, pos, 0, result, false, false)
+            }
+            for (let i = 0; i < result.length; i++) {
+                let row = result[i]
+                for (let j = 0; j < row.length; j++) {
+                    let cell = row[j]
+                    if (j === 0)
+                        cell.leftBd = false
+                    if (j < row.length - 1) {
+                        let nextData = row[j + 1]
+                        if (nextData.leftBd) cell.rightBd = true
+                        else if (cell.rightBd) nextData.leftBd = true
+                    } else cell.rightBd = false
+                }
+            }
+            return result
+        }
+
+        this.computeRenderDataRec = function (cols, colId, pos, depth, result, leftBorder, rightBorder) {
+            if (result.length === depth) {
+                const array = [];
+                if (pos > 0) {
+                    let j = 0
+                    for (let i = 0; j < pos; i++) {
+                        let c = result[depth - 1][i]
+                        j += c.span
+                        let copy = Object.assign({empty: true}, c)
+                        array.push(copy)
+                    }
+                }
+                result.push(array)
+            }
+            const col = cols[colId];
+            let size = 0;
+            if (col.expanded) {
+                let childPos = pos
+                for (let i = 0; i < col.children.length; i++) {
+                    let child = col.children[i]
+                    let childLeft = i === 0 && (col.children.length > 1 || leftBorder)
+                    let childRight = i === col.children.length - 1 && (col.children.length > 1 || rightBorder)
+                    let childSize = this.computeRenderDataRec(cols, child, childPos, depth + 1, result, childLeft, childRight)
+                    childPos += childSize
+                    size += childSize
+                }
+            } else {
+                for (let i = depth + 1; i < result.length; i++)
+                    result[i].push({id: colId, span: 1, leftBd: leftBorder, rightBd: rightBorder, empty: true})
+                size = 1
+            }
+            let left = leftBorder
+            let right = rightBorder
+            if (size > 1) {
+                left = true
+                right = true
+            }
+            result[depth].push({id: colId, span: size, leftBd: left, rightBd: right})
+            return size
+        }
+
+        this.getTableElement = function (id) {
+            return document.getElementById("df_" + id)
+        }
+
+        this.getTableData = function (id) {
+            return this.getTableElement(id).df
+        }
+
+        this.createExpander = function (isExpanded) {
+            const svgNs = "http://www.w3.org/2000/svg"
+            let svg = document.createElementNS(svgNs, "svg")
+            svg.classList.add("expanderSvg")
+            let path = document.createElementNS(svgNs, "path")
+            if (isExpanded) {
+                svg.setAttribute("viewBox", "0 -2 8 8")
+                path.setAttribute("d", "M1 0 l-1 1 4 4 4 -4 -1 -1 -3 3Z")
+            } else {
+                svg.setAttribute("viewBox", "-2 0 8 8")
+                path.setAttribute("d", "M1 0 l-1 1 3 3 -3 3 1 1 4 -4Z")
+            }
+            path.setAttribute("fill", "currentColor")
+            svg.appendChild(path)
+            return svg
+        }
+
+        this.renderTable = function (id) {
+
+            let table = this.getTableElement(id)
+
+            if (table === null) return
+
+            table.innerHTML = ""
+
+            let df = table.df
+            let rootDf = df.rootId === df.id ? df : this.getTableData(df.rootId)
+
+            // header
+            let header = document.createElement("thead")
+            table.appendChild(header)
+
+            let renderData = this.computeRenderData(df)
+            for (let j = 0; j < renderData.length; j++) {
+                let rowData = renderData[j]
+                let tr = document.createElement("tr");
+                let isLastRow = j === renderData.length - 1
+                header.appendChild(tr);
+                for (let i = 0; i < rowData.length; i++) {
+                    let cell = rowData[i]
+                    let th = document.createElement("th");
+                    th.setAttribute("colspan", cell.span)
+                    let colId = cell.id
+                    let col = df.cols[colId];
+                    if (!cell.empty) {
+                        if (col.children.length === 0) {
+                            th.innerHTML = col.name
+                        } else {
+                            let link = document.createElement("a")
+                            link.className = "expander"
+                            let that = this
+                            link.onclick = function () {
+                                col.expanded = !col.expanded
+                                that.renderTable(id)
+                            }
+                            link.appendChild(this.createExpander(col.expanded))
+                            link.innerHTML += col.name
+                            th.appendChild(link)
+                        }
+                    }
+                    let classes = (cell.leftBd ? " leftBorder" : "") + (cell.rightBd ? " rightBorder" : "")
+                    if (col.rightAlign)
+                        classes += " rightAlign"
+                    if (isLastRow)
+                        classes += " bottomBorder"
+                    if (classes.length > 0)
+                        th.setAttribute("class", classes)
+                    tr.appendChild(th)
+                }
+            }
+
+            // body
+            let body = document.createElement("tbody")
+            table.appendChild(body)
+
+            let columns = renderData.pop()
+            for (let row = 0; row < df.nrow; row++) {
+                let tr = document.createElement("tr");
+                body.appendChild(tr)
+                for (let i = 0; i < columns.length; i++) {
+                    let cell = columns[i]
+                    let td = document.createElement("td");
+                    let colId = cell.id
+                    let col = df.cols[colId]
+                    let classes = (cell.leftBd ? " leftBorder" : "") + (cell.rightBd ? " rightBorder" : "")
+                    if (col.rightAlign)
+                        classes += " rightAlign"
+                    if (classes.length > 0)
+                        td.setAttribute("class", classes)
+                    tr.appendChild(td)
+                    let value = col.values[row]
+                    if (value.frameId !== undefined) {
+                        let frameId = value.frameId
+                        let expanded = rootDf.expandedFrames.has(frameId)
+                        let link = document.createElement("a")
+                        link.className = "expander"
+                        let that = this
+                        link.onclick = function () {
+                            if (rootDf.expandedFrames.has(frameId))
+                                rootDf.expandedFrames.delete(frameId)
+                            else rootDf.expandedFrames.add(frameId)
+                            that.renderTable(id)
+                        }
+                        link.appendChild(this.createExpander(expanded))
+                        link.innerHTML += value.value
+                        if (expanded) {
+                            td.appendChild(link)
+                            td.appendChild(document.createElement("p"))
+                            const childTable = document.createElement("table")
+                            childTable.className = "dataframe"
+                            childTable.id = "df_" + frameId
+                            let childDf = rootDf.childFrames[frameId]
+                            childTable.df = childDf
+                            td.appendChild(childTable)
+                            this.renderTable(frameId)
+                            if (childDf.nrow !== childDf.totalRows) {
+                                const footer = document.createElement("p")
+                                footer.innerText = `... showing only top ${childDf.nrow} of ${childDf.totalRows} rows`
+                                td.appendChild(footer)
+                            }
+                        } else {
+                            td.appendChild(link)
+                        }
+                    } else if (value.style !== undefined) {
+                        td.innerHTML = value.value
+                        td.setAttribute("style", value.style)
+                    } else td.innerHTML = value
+                    this.nodeScriptReplace(td)
+                }
+            }
+        }
+
+        this.nodeScriptReplace = function (node) {
+            if (this.nodeScriptIs(node) === true) {
+                node.parentNode.replaceChild(this.nodeScriptClone(node), node);
+            } else {
+                let i = -1, children = node.childNodes;
+                while (++i < children.length) {
+                    this.nodeScriptReplace(children[i]);
+                }
+            }
+
+            return node;
+        }
+
+        this.nodeScriptClone = function (node) {
+            let script = document.createElement("script");
+            script.text = node.innerHTML;
+
+            let i = -1, attrs = node.attributes, attr;
+            while (++i < attrs.length) {
+                script.setAttribute((attr = attrs[i]).name, attr.value);
+            }
+            return script;
+        }
+
+        this.nodeScriptIs = function (node) {
+            return node.tagName === 'SCRIPT';
+        }
+    })()
+
+    window.call_DataFrame = function (f) {
+        return f();
+    };
+
+    let funQueue = window["kotlinQueues"] && window["kotlinQueues"]["DataFrame"];
+    if (funQueue) {
+        funQueue.forEach(function (f) {
+            f();
+        });
+        funQueue = [];
+    }
+})()
+
+/*<!--*/
+call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"age: Int\">age</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">45</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">40</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">18</span></span>"] }, 
+{ name: "<span title=\"city: String?\">city</span>", children: [], rightAlign: false, values: ["London","Dubai","Moscow","Milan","Tokyo","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","Moscow","Milan","London","Dubai"] }, 
+{ name: "<span title=\"firstName: String\">firstName</span>", children: [], rightAlign: false, values: ["Alice","Bob","Charlie","Charlie","Bob","Alice","Charlie","Alice","Bob","Charlie"] }, 
+{ name: "<span title=\"lastName: String\">lastName</span>", children: [], rightAlign: false, values: ["Cooper","Dylan","Daniels","Chaplin","Marley","Wolf","Byrd","Smith","Brown","Johnson"] }, 
+{ name: "<span title=\"weight: Int?\">weight</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">54</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">87</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">68</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">55</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">90</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">52</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">60</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">70</span></span>"] }, 
+{ name: "<span title=\"isHappy: Boolean\">isHappy</span>", children: [], rightAlign: false, values: ["true","true","false","true","true","false","true","false","false","false"] }, 
+], id: 0, rootId: 0, totalRows: 10 } ) });
+/*-->*/
+
+call_DataFrame(function() { DataFrame.renderTable(0) });
+
+function sendHeight() {
+    const table = document.querySelector('table.dataframe');
+    if (!table) return;
+
+    let height = 0;
+    
+    const thead = table.querySelector('thead');
+    if (thead) height += thead.offsetHeight;
+    
+    const rows = table.querySelectorAll(':scope > tbody > tr');
+    rows.forEach(row => {
+        height += row.offsetHeight;
+    });
+    
+    height += getVerticalMargins(table) + 10;
+
+    window.parent.postMessage({ type: 'iframeHeight', height: Math.ceil(height) }, '*');
+}
+
+function getVerticalMargins(element) {
+    const style = getComputedStyle(element);
+    return parseFloat(style.marginTop) + parseFloat(style.marginBottom);
+}
+
+function repeatHeightCalculation(maxRetries = 10, interval = 100) {
+    let retries = 0;
+    const intervalId = setInterval(() => {
+        sendHeight();
+        retries++;
+        if (retries >= maxRetries) clearInterval(intervalId);
+    }, interval);
+}
+
+window.addEventListener('load', repeatHeightCalculation);
+
+const observer = new MutationObserver(() => repeatHeightCalculation(5, 50));
+observer.observe(document.querySelector('.dataframe'), {
+    childList: true,
+    subtree: true,
+    characterData: true,
+});
+
+
+</script>
+</html>
diff --git a/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsUsageRemove.html b/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsUsageRemove.html
new file mode 100644
index 0000000000..3c7af7e3f0
--- /dev/null
+++ b/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsUsageRemove.html
@@ -0,0 +1,514 @@
+<html>
+<head>
+<style type="text/css">
+:root {
+    --background: #fff;
+    --background-odd: #f5f5f5;
+    --background-hover: #d9edfd;
+    --header-text-color: #474747;
+    --text-color: #848484;
+    --text-color-dark: #000;
+    --text-color-medium: #737373;
+    --text-color-pale: #b3b3b3;
+    --inner-border-color: #aaa;
+    --bold-border-color: #000;
+    --link-color: #296eaa;
+    --link-color-pale: #296eaa;
+    --link-hover: #1a466c;
+}
+
+:root[theme="dark"], :root [data-jp-theme-light="false"], .dataframe_dark{
+    --background: #303030;
+    --background-odd: #3c3c3c;
+    --background-hover: #464646;
+    --header-text-color: #dddddd;
+    --text-color: #b3b3b3;
+    --text-color-dark: #dddddd;
+    --text-color-medium: #b2b2b2;
+    --text-color-pale: #737373;
+    --inner-border-color: #707070;
+    --bold-border-color: #777777;
+    --link-color: #008dc0;
+    --link-color-pale: #97e1fb;
+    --link-hover: #00688e;
+}
+
+p.dataframe_description {
+    color: var(--text-color-dark);
+}
+
+table.dataframe {
+    font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
+    font-size: 12px;
+    background-color: var(--background);
+    color: var(--text-color-dark);
+    border: none;
+    border-collapse: collapse;
+}
+
+table.dataframe th, td {
+    padding: 6px;
+    border: 1px solid transparent;
+    text-align: left;
+}
+
+table.dataframe th {
+    background-color: var(--background);
+    color: var(--header-text-color);
+}
+
+table.dataframe td {
+    vertical-align: top;
+    white-space: nowrap;
+}
+
+table.dataframe th.bottomBorder {
+    border-bottom-color: var(--bold-border-color);
+}
+
+table.dataframe tbody > tr:nth-child(odd) {
+    background: var(--background-odd);
+}
+
+table.dataframe tbody > tr:nth-child(even) {
+    background: var(--background);
+}
+
+table.dataframe tbody > tr:hover {
+    background: var(--background-hover);
+}
+
+table.dataframe a {
+    cursor: pointer;
+    color: var(--link-color);
+    text-decoration: none;
+}
+
+table.dataframe tr:hover > td a {
+    color: var(--link-color-pale);
+}
+
+table.dataframe a:hover {
+    color: var(--link-hover);
+    text-decoration: underline;
+}
+
+table.dataframe img {
+    max-width: fit-content;
+}
+
+table.dataframe th.complex {
+    background-color: var(--background);
+    border: 1px solid var(--background);
+}
+
+table.dataframe .leftBorder {
+    border-left-color: var(--inner-border-color);
+}
+
+table.dataframe .rightBorder {
+    border-right-color: var(--inner-border-color);
+}
+
+table.dataframe .rightAlign {
+    text-align: right;
+}
+
+table.dataframe .expanderSvg {
+    width: 8px;
+    height: 8px;
+    margin-right: 3px;
+}
+
+table.dataframe .expander {
+    display: flex;
+    align-items: center;
+}
+
+/* formatting */
+
+table.dataframe .null {
+    color: var(--text-color-pale);
+}
+
+table.dataframe .structural {
+    color: var(--text-color-medium);
+    font-weight: bold;
+}
+
+table.dataframe .dataFrameCaption {
+    font-weight: bold;
+}
+
+table.dataframe .numbers {
+    color: var(--text-color-dark);
+}
+
+table.dataframe td:hover .formatted .structural, .null {
+    color: var(--text-color-dark);
+}
+
+table.dataframe tr:hover .formatted .structural, .null {
+    color: var(--text-color-dark);
+}
+
+
+body {
+    font-family: "JetBrains Mono",SFMono-Regular,Consolas,"Liberation Mono",Menlo,Courier,monospace;
+}       
+
+:root {
+    color: #19191C;
+    background-color: #fff;
+}
+
+:root[theme="dark"] {
+    background-color: #19191C;
+    color: #FFFFFFCC
+}
+
+details details {
+    margin-left: 20px; 
+}
+
+summary {
+    padding: 6px;
+}
+</style>
+</head>
+<body>
+<table class="dataframe" id="df_0"></table>
+
+<p class="dataframe_description"></p>
+</body>
+<script>
+(function () {
+    window.DataFrame = window.DataFrame || new (function () {
+        this.addTable = function (df) {
+            let cols = df.cols;
+            for (let i = 0; i < cols.length; i++) {
+                for (let c of cols[i].children) {
+                    cols[c].parent = i;
+                }
+            }
+            df.nrow = 0
+            for (let i = 0; i < df.cols.length; i++) {
+                if (df.cols[i].values.length > df.nrow) df.nrow = df.cols[i].values.length
+            }
+            if (df.id === df.rootId) {
+                df.expandedFrames = new Set()
+                df.childFrames = {}
+                const table = this.getTableElement(df.id)
+                table.df = df
+                for (let i = 0; i < df.cols.length; i++) {
+                    let col = df.cols[i]
+                    if (col.parent === undefined && col.children.length > 0) col.expanded = true
+                }
+            } else {
+                const rootDf = this.getTableData(df.rootId)
+                rootDf.childFrames[df.id] = df
+            }
+        }
+
+        this.computeRenderData = function (df) {
+            let result = []
+            let pos = 0
+            for (let col = 0; col < df.cols.length; col++) {
+                if (df.cols[col].parent === undefined)
+                    pos += this.computeRenderDataRec(df.cols, col, pos, 0, result, false, false)
+            }
+            for (let i = 0; i < result.length; i++) {
+                let row = result[i]
+                for (let j = 0; j < row.length; j++) {
+                    let cell = row[j]
+                    if (j === 0)
+                        cell.leftBd = false
+                    if (j < row.length - 1) {
+                        let nextData = row[j + 1]
+                        if (nextData.leftBd) cell.rightBd = true
+                        else if (cell.rightBd) nextData.leftBd = true
+                    } else cell.rightBd = false
+                }
+            }
+            return result
+        }
+
+        this.computeRenderDataRec = function (cols, colId, pos, depth, result, leftBorder, rightBorder) {
+            if (result.length === depth) {
+                const array = [];
+                if (pos > 0) {
+                    let j = 0
+                    for (let i = 0; j < pos; i++) {
+                        let c = result[depth - 1][i]
+                        j += c.span
+                        let copy = Object.assign({empty: true}, c)
+                        array.push(copy)
+                    }
+                }
+                result.push(array)
+            }
+            const col = cols[colId];
+            let size = 0;
+            if (col.expanded) {
+                let childPos = pos
+                for (let i = 0; i < col.children.length; i++) {
+                    let child = col.children[i]
+                    let childLeft = i === 0 && (col.children.length > 1 || leftBorder)
+                    let childRight = i === col.children.length - 1 && (col.children.length > 1 || rightBorder)
+                    let childSize = this.computeRenderDataRec(cols, child, childPos, depth + 1, result, childLeft, childRight)
+                    childPos += childSize
+                    size += childSize
+                }
+            } else {
+                for (let i = depth + 1; i < result.length; i++)
+                    result[i].push({id: colId, span: 1, leftBd: leftBorder, rightBd: rightBorder, empty: true})
+                size = 1
+            }
+            let left = leftBorder
+            let right = rightBorder
+            if (size > 1) {
+                left = true
+                right = true
+            }
+            result[depth].push({id: colId, span: size, leftBd: left, rightBd: right})
+            return size
+        }
+
+        this.getTableElement = function (id) {
+            return document.getElementById("df_" + id)
+        }
+
+        this.getTableData = function (id) {
+            return this.getTableElement(id).df
+        }
+
+        this.createExpander = function (isExpanded) {
+            const svgNs = "http://www.w3.org/2000/svg"
+            let svg = document.createElementNS(svgNs, "svg")
+            svg.classList.add("expanderSvg")
+            let path = document.createElementNS(svgNs, "path")
+            if (isExpanded) {
+                svg.setAttribute("viewBox", "0 -2 8 8")
+                path.setAttribute("d", "M1 0 l-1 1 4 4 4 -4 -1 -1 -3 3Z")
+            } else {
+                svg.setAttribute("viewBox", "-2 0 8 8")
+                path.setAttribute("d", "M1 0 l-1 1 3 3 -3 3 1 1 4 -4Z")
+            }
+            path.setAttribute("fill", "currentColor")
+            svg.appendChild(path)
+            return svg
+        }
+
+        this.renderTable = function (id) {
+
+            let table = this.getTableElement(id)
+
+            if (table === null) return
+
+            table.innerHTML = ""
+
+            let df = table.df
+            let rootDf = df.rootId === df.id ? df : this.getTableData(df.rootId)
+
+            // header
+            let header = document.createElement("thead")
+            table.appendChild(header)
+
+            let renderData = this.computeRenderData(df)
+            for (let j = 0; j < renderData.length; j++) {
+                let rowData = renderData[j]
+                let tr = document.createElement("tr");
+                let isLastRow = j === renderData.length - 1
+                header.appendChild(tr);
+                for (let i = 0; i < rowData.length; i++) {
+                    let cell = rowData[i]
+                    let th = document.createElement("th");
+                    th.setAttribute("colspan", cell.span)
+                    let colId = cell.id
+                    let col = df.cols[colId];
+                    if (!cell.empty) {
+                        if (col.children.length === 0) {
+                            th.innerHTML = col.name
+                        } else {
+                            let link = document.createElement("a")
+                            link.className = "expander"
+                            let that = this
+                            link.onclick = function () {
+                                col.expanded = !col.expanded
+                                that.renderTable(id)
+                            }
+                            link.appendChild(this.createExpander(col.expanded))
+                            link.innerHTML += col.name
+                            th.appendChild(link)
+                        }
+                    }
+                    let classes = (cell.leftBd ? " leftBorder" : "") + (cell.rightBd ? " rightBorder" : "")
+                    if (col.rightAlign)
+                        classes += " rightAlign"
+                    if (isLastRow)
+                        classes += " bottomBorder"
+                    if (classes.length > 0)
+                        th.setAttribute("class", classes)
+                    tr.appendChild(th)
+                }
+            }
+
+            // body
+            let body = document.createElement("tbody")
+            table.appendChild(body)
+
+            let columns = renderData.pop()
+            for (let row = 0; row < df.nrow; row++) {
+                let tr = document.createElement("tr");
+                body.appendChild(tr)
+                for (let i = 0; i < columns.length; i++) {
+                    let cell = columns[i]
+                    let td = document.createElement("td");
+                    let colId = cell.id
+                    let col = df.cols[colId]
+                    let classes = (cell.leftBd ? " leftBorder" : "") + (cell.rightBd ? " rightBorder" : "")
+                    if (col.rightAlign)
+                        classes += " rightAlign"
+                    if (classes.length > 0)
+                        td.setAttribute("class", classes)
+                    tr.appendChild(td)
+                    let value = col.values[row]
+                    if (value.frameId !== undefined) {
+                        let frameId = value.frameId
+                        let expanded = rootDf.expandedFrames.has(frameId)
+                        let link = document.createElement("a")
+                        link.className = "expander"
+                        let that = this
+                        link.onclick = function () {
+                            if (rootDf.expandedFrames.has(frameId))
+                                rootDf.expandedFrames.delete(frameId)
+                            else rootDf.expandedFrames.add(frameId)
+                            that.renderTable(id)
+                        }
+                        link.appendChild(this.createExpander(expanded))
+                        link.innerHTML += value.value
+                        if (expanded) {
+                            td.appendChild(link)
+                            td.appendChild(document.createElement("p"))
+                            const childTable = document.createElement("table")
+                            childTable.className = "dataframe"
+                            childTable.id = "df_" + frameId
+                            let childDf = rootDf.childFrames[frameId]
+                            childTable.df = childDf
+                            td.appendChild(childTable)
+                            this.renderTable(frameId)
+                            if (childDf.nrow !== childDf.totalRows) {
+                                const footer = document.createElement("p")
+                                footer.innerText = `... showing only top ${childDf.nrow} of ${childDf.totalRows} rows`
+                                td.appendChild(footer)
+                            }
+                        } else {
+                            td.appendChild(link)
+                        }
+                    } else if (value.style !== undefined) {
+                        td.innerHTML = value.value
+                        td.setAttribute("style", value.style)
+                    } else td.innerHTML = value
+                    this.nodeScriptReplace(td)
+                }
+            }
+        }
+
+        this.nodeScriptReplace = function (node) {
+            if (this.nodeScriptIs(node) === true) {
+                node.parentNode.replaceChild(this.nodeScriptClone(node), node);
+            } else {
+                let i = -1, children = node.childNodes;
+                while (++i < children.length) {
+                    this.nodeScriptReplace(children[i]);
+                }
+            }
+
+            return node;
+        }
+
+        this.nodeScriptClone = function (node) {
+            let script = document.createElement("script");
+            script.text = node.innerHTML;
+
+            let i = -1, attrs = node.attributes, attr;
+            while (++i < attrs.length) {
+                script.setAttribute((attr = attrs[i]).name, attr.value);
+            }
+            return script;
+        }
+
+        this.nodeScriptIs = function (node) {
+            return node.tagName === 'SCRIPT';
+        }
+    })()
+
+    window.call_DataFrame = function (f) {
+        return f();
+    };
+
+    let funQueue = window["kotlinQueues"] && window["kotlinQueues"]["DataFrame"];
+    if (funQueue) {
+        funQueue.forEach(function (f) {
+            f();
+        });
+        funQueue = [];
+    }
+})()
+
+/*<!--*/
+call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"firstName: String\">firstName</span>", children: [], rightAlign: false, values: ["Alice","Bob","Charlie","Charlie","Bob","Alice","Charlie","Alice","Bob","Charlie"] }, 
+{ name: "<span title=\"lastName: String\">lastName</span>", children: [], rightAlign: false, values: ["Cooper","Dylan","Daniels","Chaplin","Marley","Wolf","Byrd","Smith","Brown","Johnson"] }, 
+{ name: "<span title=\"name: DataRow<*>\">name</span>", children: [0, 1], rightAlign: false, values: ["<span class=\"formatted\" title=\"firstName: Alice\nlastName: Cooper\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cooper<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Dylan\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dylan<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Daniels\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dan<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Chaplin\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cha<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Marley\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Marley<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Alice\nlastName: Wolf\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Wolf<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Byrd\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Byrd<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Alice\nlastName: Smith\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Smith<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Brown\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Brown<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Johnson\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Joh<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>"] }, 
+{ name: "<span title=\"age: Int\">age</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">45</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">40</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">18</span></span>"] }, 
+{ name: "<span title=\"isHappy: Boolean\">isHappy</span>", children: [], rightAlign: false, values: ["true","true","false","true","true","false","true","false","false","false"] }, 
+], id: 0, rootId: 0, totalRows: 10 } ) });
+/*-->*/
+
+call_DataFrame(function() { DataFrame.renderTable(0) });
+
+function sendHeight() {
+    const table = document.querySelector('table.dataframe');
+    if (!table) return;
+
+    let height = 0;
+    
+    const thead = table.querySelector('thead');
+    if (thead) height += thead.offsetHeight;
+    
+    const rows = table.querySelectorAll(':scope > tbody > tr');
+    rows.forEach(row => {
+        height += row.offsetHeight;
+    });
+    
+    height += getVerticalMargins(table) + 10;
+
+    window.parent.postMessage({ type: 'iframeHeight', height: Math.ceil(height) }, '*');
+}
+
+function getVerticalMargins(element) {
+    const style = getComputedStyle(element);
+    return parseFloat(style.marginTop) + parseFloat(style.marginBottom);
+}
+
+function repeatHeightCalculation(maxRetries = 10, interval = 100) {
+    let retries = 0;
+    const intervalId = setInterval(() => {
+        sendHeight();
+        retries++;
+        if (retries >= maxRetries) clearInterval(intervalId);
+    }, interval);
+}
+
+window.addEventListener('load', repeatHeightCalculation);
+
+const observer = new MutationObserver(() => repeatHeightCalculation(5, 50));
+observer.observe(document.querySelector('.dataframe'), {
+    childList: true,
+    subtree: true,
+    characterData: true,
+});
+
+
+</script>
+</html>
diff --git a/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsUsageSelect.html b/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsUsageSelect.html
new file mode 100644
index 0000000000..7ebed9fcdc
--- /dev/null
+++ b/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsUsageSelect.html
@@ -0,0 +1,513 @@
+<html>
+<head>
+<style type="text/css">
+:root {
+    --background: #fff;
+    --background-odd: #f5f5f5;
+    --background-hover: #d9edfd;
+    --header-text-color: #474747;
+    --text-color: #848484;
+    --text-color-dark: #000;
+    --text-color-medium: #737373;
+    --text-color-pale: #b3b3b3;
+    --inner-border-color: #aaa;
+    --bold-border-color: #000;
+    --link-color: #296eaa;
+    --link-color-pale: #296eaa;
+    --link-hover: #1a466c;
+}
+
+:root[theme="dark"], :root [data-jp-theme-light="false"], .dataframe_dark{
+    --background: #303030;
+    --background-odd: #3c3c3c;
+    --background-hover: #464646;
+    --header-text-color: #dddddd;
+    --text-color: #b3b3b3;
+    --text-color-dark: #dddddd;
+    --text-color-medium: #b2b2b2;
+    --text-color-pale: #737373;
+    --inner-border-color: #707070;
+    --bold-border-color: #777777;
+    --link-color: #008dc0;
+    --link-color-pale: #97e1fb;
+    --link-hover: #00688e;
+}
+
+p.dataframe_description {
+    color: var(--text-color-dark);
+}
+
+table.dataframe {
+    font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
+    font-size: 12px;
+    background-color: var(--background);
+    color: var(--text-color-dark);
+    border: none;
+    border-collapse: collapse;
+}
+
+table.dataframe th, td {
+    padding: 6px;
+    border: 1px solid transparent;
+    text-align: left;
+}
+
+table.dataframe th {
+    background-color: var(--background);
+    color: var(--header-text-color);
+}
+
+table.dataframe td {
+    vertical-align: top;
+    white-space: nowrap;
+}
+
+table.dataframe th.bottomBorder {
+    border-bottom-color: var(--bold-border-color);
+}
+
+table.dataframe tbody > tr:nth-child(odd) {
+    background: var(--background-odd);
+}
+
+table.dataframe tbody > tr:nth-child(even) {
+    background: var(--background);
+}
+
+table.dataframe tbody > tr:hover {
+    background: var(--background-hover);
+}
+
+table.dataframe a {
+    cursor: pointer;
+    color: var(--link-color);
+    text-decoration: none;
+}
+
+table.dataframe tr:hover > td a {
+    color: var(--link-color-pale);
+}
+
+table.dataframe a:hover {
+    color: var(--link-hover);
+    text-decoration: underline;
+}
+
+table.dataframe img {
+    max-width: fit-content;
+}
+
+table.dataframe th.complex {
+    background-color: var(--background);
+    border: 1px solid var(--background);
+}
+
+table.dataframe .leftBorder {
+    border-left-color: var(--inner-border-color);
+}
+
+table.dataframe .rightBorder {
+    border-right-color: var(--inner-border-color);
+}
+
+table.dataframe .rightAlign {
+    text-align: right;
+}
+
+table.dataframe .expanderSvg {
+    width: 8px;
+    height: 8px;
+    margin-right: 3px;
+}
+
+table.dataframe .expander {
+    display: flex;
+    align-items: center;
+}
+
+/* formatting */
+
+table.dataframe .null {
+    color: var(--text-color-pale);
+}
+
+table.dataframe .structural {
+    color: var(--text-color-medium);
+    font-weight: bold;
+}
+
+table.dataframe .dataFrameCaption {
+    font-weight: bold;
+}
+
+table.dataframe .numbers {
+    color: var(--text-color-dark);
+}
+
+table.dataframe td:hover .formatted .structural, .null {
+    color: var(--text-color-dark);
+}
+
+table.dataframe tr:hover .formatted .structural, .null {
+    color: var(--text-color-dark);
+}
+
+
+body {
+    font-family: "JetBrains Mono",SFMono-Regular,Consolas,"Liberation Mono",Menlo,Courier,monospace;
+}       
+
+:root {
+    color: #19191C;
+    background-color: #fff;
+}
+
+:root[theme="dark"] {
+    background-color: #19191C;
+    color: #FFFFFFCC
+}
+
+details details {
+    margin-left: 20px; 
+}
+
+summary {
+    padding: 6px;
+}
+</style>
+</head>
+<body>
+<table class="dataframe" id="df_0"></table>
+
+<p class="dataframe_description"></p>
+</body>
+<script>
+(function () {
+    window.DataFrame = window.DataFrame || new (function () {
+        this.addTable = function (df) {
+            let cols = df.cols;
+            for (let i = 0; i < cols.length; i++) {
+                for (let c of cols[i].children) {
+                    cols[c].parent = i;
+                }
+            }
+            df.nrow = 0
+            for (let i = 0; i < df.cols.length; i++) {
+                if (df.cols[i].values.length > df.nrow) df.nrow = df.cols[i].values.length
+            }
+            if (df.id === df.rootId) {
+                df.expandedFrames = new Set()
+                df.childFrames = {}
+                const table = this.getTableElement(df.id)
+                table.df = df
+                for (let i = 0; i < df.cols.length; i++) {
+                    let col = df.cols[i]
+                    if (col.parent === undefined && col.children.length > 0) col.expanded = true
+                }
+            } else {
+                const rootDf = this.getTableData(df.rootId)
+                rootDf.childFrames[df.id] = df
+            }
+        }
+
+        this.computeRenderData = function (df) {
+            let result = []
+            let pos = 0
+            for (let col = 0; col < df.cols.length; col++) {
+                if (df.cols[col].parent === undefined)
+                    pos += this.computeRenderDataRec(df.cols, col, pos, 0, result, false, false)
+            }
+            for (let i = 0; i < result.length; i++) {
+                let row = result[i]
+                for (let j = 0; j < row.length; j++) {
+                    let cell = row[j]
+                    if (j === 0)
+                        cell.leftBd = false
+                    if (j < row.length - 1) {
+                        let nextData = row[j + 1]
+                        if (nextData.leftBd) cell.rightBd = true
+                        else if (cell.rightBd) nextData.leftBd = true
+                    } else cell.rightBd = false
+                }
+            }
+            return result
+        }
+
+        this.computeRenderDataRec = function (cols, colId, pos, depth, result, leftBorder, rightBorder) {
+            if (result.length === depth) {
+                const array = [];
+                if (pos > 0) {
+                    let j = 0
+                    for (let i = 0; j < pos; i++) {
+                        let c = result[depth - 1][i]
+                        j += c.span
+                        let copy = Object.assign({empty: true}, c)
+                        array.push(copy)
+                    }
+                }
+                result.push(array)
+            }
+            const col = cols[colId];
+            let size = 0;
+            if (col.expanded) {
+                let childPos = pos
+                for (let i = 0; i < col.children.length; i++) {
+                    let child = col.children[i]
+                    let childLeft = i === 0 && (col.children.length > 1 || leftBorder)
+                    let childRight = i === col.children.length - 1 && (col.children.length > 1 || rightBorder)
+                    let childSize = this.computeRenderDataRec(cols, child, childPos, depth + 1, result, childLeft, childRight)
+                    childPos += childSize
+                    size += childSize
+                }
+            } else {
+                for (let i = depth + 1; i < result.length; i++)
+                    result[i].push({id: colId, span: 1, leftBd: leftBorder, rightBd: rightBorder, empty: true})
+                size = 1
+            }
+            let left = leftBorder
+            let right = rightBorder
+            if (size > 1) {
+                left = true
+                right = true
+            }
+            result[depth].push({id: colId, span: size, leftBd: left, rightBd: right})
+            return size
+        }
+
+        this.getTableElement = function (id) {
+            return document.getElementById("df_" + id)
+        }
+
+        this.getTableData = function (id) {
+            return this.getTableElement(id).df
+        }
+
+        this.createExpander = function (isExpanded) {
+            const svgNs = "http://www.w3.org/2000/svg"
+            let svg = document.createElementNS(svgNs, "svg")
+            svg.classList.add("expanderSvg")
+            let path = document.createElementNS(svgNs, "path")
+            if (isExpanded) {
+                svg.setAttribute("viewBox", "0 -2 8 8")
+                path.setAttribute("d", "M1 0 l-1 1 4 4 4 -4 -1 -1 -3 3Z")
+            } else {
+                svg.setAttribute("viewBox", "-2 0 8 8")
+                path.setAttribute("d", "M1 0 l-1 1 3 3 -3 3 1 1 4 -4Z")
+            }
+            path.setAttribute("fill", "currentColor")
+            svg.appendChild(path)
+            return svg
+        }
+
+        this.renderTable = function (id) {
+
+            let table = this.getTableElement(id)
+
+            if (table === null) return
+
+            table.innerHTML = ""
+
+            let df = table.df
+            let rootDf = df.rootId === df.id ? df : this.getTableData(df.rootId)
+
+            // header
+            let header = document.createElement("thead")
+            table.appendChild(header)
+
+            let renderData = this.computeRenderData(df)
+            for (let j = 0; j < renderData.length; j++) {
+                let rowData = renderData[j]
+                let tr = document.createElement("tr");
+                let isLastRow = j === renderData.length - 1
+                header.appendChild(tr);
+                for (let i = 0; i < rowData.length; i++) {
+                    let cell = rowData[i]
+                    let th = document.createElement("th");
+                    th.setAttribute("colspan", cell.span)
+                    let colId = cell.id
+                    let col = df.cols[colId];
+                    if (!cell.empty) {
+                        if (col.children.length === 0) {
+                            th.innerHTML = col.name
+                        } else {
+                            let link = document.createElement("a")
+                            link.className = "expander"
+                            let that = this
+                            link.onclick = function () {
+                                col.expanded = !col.expanded
+                                that.renderTable(id)
+                            }
+                            link.appendChild(this.createExpander(col.expanded))
+                            link.innerHTML += col.name
+                            th.appendChild(link)
+                        }
+                    }
+                    let classes = (cell.leftBd ? " leftBorder" : "") + (cell.rightBd ? " rightBorder" : "")
+                    if (col.rightAlign)
+                        classes += " rightAlign"
+                    if (isLastRow)
+                        classes += " bottomBorder"
+                    if (classes.length > 0)
+                        th.setAttribute("class", classes)
+                    tr.appendChild(th)
+                }
+            }
+
+            // body
+            let body = document.createElement("tbody")
+            table.appendChild(body)
+
+            let columns = renderData.pop()
+            for (let row = 0; row < df.nrow; row++) {
+                let tr = document.createElement("tr");
+                body.appendChild(tr)
+                for (let i = 0; i < columns.length; i++) {
+                    let cell = columns[i]
+                    let td = document.createElement("td");
+                    let colId = cell.id
+                    let col = df.cols[colId]
+                    let classes = (cell.leftBd ? " leftBorder" : "") + (cell.rightBd ? " rightBorder" : "")
+                    if (col.rightAlign)
+                        classes += " rightAlign"
+                    if (classes.length > 0)
+                        td.setAttribute("class", classes)
+                    tr.appendChild(td)
+                    let value = col.values[row]
+                    if (value.frameId !== undefined) {
+                        let frameId = value.frameId
+                        let expanded = rootDf.expandedFrames.has(frameId)
+                        let link = document.createElement("a")
+                        link.className = "expander"
+                        let that = this
+                        link.onclick = function () {
+                            if (rootDf.expandedFrames.has(frameId))
+                                rootDf.expandedFrames.delete(frameId)
+                            else rootDf.expandedFrames.add(frameId)
+                            that.renderTable(id)
+                        }
+                        link.appendChild(this.createExpander(expanded))
+                        link.innerHTML += value.value
+                        if (expanded) {
+                            td.appendChild(link)
+                            td.appendChild(document.createElement("p"))
+                            const childTable = document.createElement("table")
+                            childTable.className = "dataframe"
+                            childTable.id = "df_" + frameId
+                            let childDf = rootDf.childFrames[frameId]
+                            childTable.df = childDf
+                            td.appendChild(childTable)
+                            this.renderTable(frameId)
+                            if (childDf.nrow !== childDf.totalRows) {
+                                const footer = document.createElement("p")
+                                footer.innerText = `... showing only top ${childDf.nrow} of ${childDf.totalRows} rows`
+                                td.appendChild(footer)
+                            }
+                        } else {
+                            td.appendChild(link)
+                        }
+                    } else if (value.style !== undefined) {
+                        td.innerHTML = value.value
+                        td.setAttribute("style", value.style)
+                    } else td.innerHTML = value
+                    this.nodeScriptReplace(td)
+                }
+            }
+        }
+
+        this.nodeScriptReplace = function (node) {
+            if (this.nodeScriptIs(node) === true) {
+                node.parentNode.replaceChild(this.nodeScriptClone(node), node);
+            } else {
+                let i = -1, children = node.childNodes;
+                while (++i < children.length) {
+                    this.nodeScriptReplace(children[i]);
+                }
+            }
+
+            return node;
+        }
+
+        this.nodeScriptClone = function (node) {
+            let script = document.createElement("script");
+            script.text = node.innerHTML;
+
+            let i = -1, attrs = node.attributes, attr;
+            while (++i < attrs.length) {
+                script.setAttribute((attr = attrs[i]).name, attr.value);
+            }
+            return script;
+        }
+
+        this.nodeScriptIs = function (node) {
+            return node.tagName === 'SCRIPT';
+        }
+    })()
+
+    window.call_DataFrame = function (f) {
+        return f();
+    };
+
+    let funQueue = window["kotlinQueues"] && window["kotlinQueues"]["DataFrame"];
+    if (funQueue) {
+        funQueue.forEach(function (f) {
+            f();
+        });
+        funQueue = [];
+    }
+})()
+
+/*<!--*/
+call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"age: Int\">age</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">45</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">40</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">18</span></span>"] }, 
+{ name: "<span title=\"firstName: String\">firstName</span>", children: [], rightAlign: false, values: ["Alice","Bob","Charlie","Charlie","Bob","Alice","Charlie","Alice","Bob","Charlie"] }, 
+{ name: "<span title=\"lastName: String\">lastName</span>", children: [], rightAlign: false, values: ["Cooper","Dylan","Daniels","Chaplin","Marley","Wolf","Byrd","Smith","Brown","Johnson"] }, 
+{ name: "<span title=\"name: DataRow<*>\">name</span>", children: [1, 2], rightAlign: false, values: ["<span class=\"formatted\" title=\"firstName: Alice\nlastName: Cooper\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cooper<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Dylan\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dylan<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Daniels\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dan<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Chaplin\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cha<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Marley\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Marley<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Alice\nlastName: Wolf\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Wolf<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Byrd\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Byrd<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Alice\nlastName: Smith\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Smith<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Brown\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Brown<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Johnson\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Joh<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>"] }, 
+], id: 0, rootId: 0, totalRows: 10 } ) });
+/*-->*/
+
+call_DataFrame(function() { DataFrame.renderTable(0) });
+
+function sendHeight() {
+    const table = document.querySelector('table.dataframe');
+    if (!table) return;
+
+    let height = 0;
+    
+    const thead = table.querySelector('thead');
+    if (thead) height += thead.offsetHeight;
+    
+    const rows = table.querySelectorAll(':scope > tbody > tr');
+    rows.forEach(row => {
+        height += row.offsetHeight;
+    });
+    
+    height += getVerticalMargins(table) + 10;
+
+    window.parent.postMessage({ type: 'iframeHeight', height: Math.ceil(height) }, '*');
+}
+
+function getVerticalMargins(element) {
+    const style = getComputedStyle(element);
+    return parseFloat(style.marginTop) + parseFloat(style.marginBottom);
+}
+
+function repeatHeightCalculation(maxRetries = 10, interval = 100) {
+    let retries = 0;
+    const intervalId = setInterval(() => {
+        sendHeight();
+        retries++;
+        if (retries >= maxRetries) clearInterval(intervalId);
+    }, interval);
+}
+
+window.addEventListener('load', repeatHeightCalculation);
+
+const observer = new MutationObserver(() => repeatHeightCalculation(5, 50));
+observer.observe(document.querySelector('.dataframe'), {
+    childList: true,
+    subtree: true,
+    characterData: true,
+});
+
+
+</script>
+</html>
diff --git a/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsUsageUpdate.html b/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsUsageUpdate.html
new file mode 100644
index 0000000000..4d8252afc9
--- /dev/null
+++ b/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsUsageUpdate.html
@@ -0,0 +1,516 @@
+<html>
+<head>
+<style type="text/css">
+:root {
+    --background: #fff;
+    --background-odd: #f5f5f5;
+    --background-hover: #d9edfd;
+    --header-text-color: #474747;
+    --text-color: #848484;
+    --text-color-dark: #000;
+    --text-color-medium: #737373;
+    --text-color-pale: #b3b3b3;
+    --inner-border-color: #aaa;
+    --bold-border-color: #000;
+    --link-color: #296eaa;
+    --link-color-pale: #296eaa;
+    --link-hover: #1a466c;
+}
+
+:root[theme="dark"], :root [data-jp-theme-light="false"], .dataframe_dark{
+    --background: #303030;
+    --background-odd: #3c3c3c;
+    --background-hover: #464646;
+    --header-text-color: #dddddd;
+    --text-color: #b3b3b3;
+    --text-color-dark: #dddddd;
+    --text-color-medium: #b2b2b2;
+    --text-color-pale: #737373;
+    --inner-border-color: #707070;
+    --bold-border-color: #777777;
+    --link-color: #008dc0;
+    --link-color-pale: #97e1fb;
+    --link-hover: #00688e;
+}
+
+p.dataframe_description {
+    color: var(--text-color-dark);
+}
+
+table.dataframe {
+    font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
+    font-size: 12px;
+    background-color: var(--background);
+    color: var(--text-color-dark);
+    border: none;
+    border-collapse: collapse;
+}
+
+table.dataframe th, td {
+    padding: 6px;
+    border: 1px solid transparent;
+    text-align: left;
+}
+
+table.dataframe th {
+    background-color: var(--background);
+    color: var(--header-text-color);
+}
+
+table.dataframe td {
+    vertical-align: top;
+    white-space: nowrap;
+}
+
+table.dataframe th.bottomBorder {
+    border-bottom-color: var(--bold-border-color);
+}
+
+table.dataframe tbody > tr:nth-child(odd) {
+    background: var(--background-odd);
+}
+
+table.dataframe tbody > tr:nth-child(even) {
+    background: var(--background);
+}
+
+table.dataframe tbody > tr:hover {
+    background: var(--background-hover);
+}
+
+table.dataframe a {
+    cursor: pointer;
+    color: var(--link-color);
+    text-decoration: none;
+}
+
+table.dataframe tr:hover > td a {
+    color: var(--link-color-pale);
+}
+
+table.dataframe a:hover {
+    color: var(--link-hover);
+    text-decoration: underline;
+}
+
+table.dataframe img {
+    max-width: fit-content;
+}
+
+table.dataframe th.complex {
+    background-color: var(--background);
+    border: 1px solid var(--background);
+}
+
+table.dataframe .leftBorder {
+    border-left-color: var(--inner-border-color);
+}
+
+table.dataframe .rightBorder {
+    border-right-color: var(--inner-border-color);
+}
+
+table.dataframe .rightAlign {
+    text-align: right;
+}
+
+table.dataframe .expanderSvg {
+    width: 8px;
+    height: 8px;
+    margin-right: 3px;
+}
+
+table.dataframe .expander {
+    display: flex;
+    align-items: center;
+}
+
+/* formatting */
+
+table.dataframe .null {
+    color: var(--text-color-pale);
+}
+
+table.dataframe .structural {
+    color: var(--text-color-medium);
+    font-weight: bold;
+}
+
+table.dataframe .dataFrameCaption {
+    font-weight: bold;
+}
+
+table.dataframe .numbers {
+    color: var(--text-color-dark);
+}
+
+table.dataframe td:hover .formatted .structural, .null {
+    color: var(--text-color-dark);
+}
+
+table.dataframe tr:hover .formatted .structural, .null {
+    color: var(--text-color-dark);
+}
+
+
+body {
+    font-family: "JetBrains Mono",SFMono-Regular,Consolas,"Liberation Mono",Menlo,Courier,monospace;
+}       
+
+:root {
+    color: #19191C;
+    background-color: #fff;
+}
+
+:root[theme="dark"] {
+    background-color: #19191C;
+    color: #FFFFFFCC
+}
+
+details details {
+    margin-left: 20px; 
+}
+
+summary {
+    padding: 6px;
+}
+</style>
+</head>
+<body>
+<table class="dataframe" id="df_0"></table>
+
+<p class="dataframe_description"></p>
+</body>
+<script>
+(function () {
+    window.DataFrame = window.DataFrame || new (function () {
+        this.addTable = function (df) {
+            let cols = df.cols;
+            for (let i = 0; i < cols.length; i++) {
+                for (let c of cols[i].children) {
+                    cols[c].parent = i;
+                }
+            }
+            df.nrow = 0
+            for (let i = 0; i < df.cols.length; i++) {
+                if (df.cols[i].values.length > df.nrow) df.nrow = df.cols[i].values.length
+            }
+            if (df.id === df.rootId) {
+                df.expandedFrames = new Set()
+                df.childFrames = {}
+                const table = this.getTableElement(df.id)
+                table.df = df
+                for (let i = 0; i < df.cols.length; i++) {
+                    let col = df.cols[i]
+                    if (col.parent === undefined && col.children.length > 0) col.expanded = true
+                }
+            } else {
+                const rootDf = this.getTableData(df.rootId)
+                rootDf.childFrames[df.id] = df
+            }
+        }
+
+        this.computeRenderData = function (df) {
+            let result = []
+            let pos = 0
+            for (let col = 0; col < df.cols.length; col++) {
+                if (df.cols[col].parent === undefined)
+                    pos += this.computeRenderDataRec(df.cols, col, pos, 0, result, false, false)
+            }
+            for (let i = 0; i < result.length; i++) {
+                let row = result[i]
+                for (let j = 0; j < row.length; j++) {
+                    let cell = row[j]
+                    if (j === 0)
+                        cell.leftBd = false
+                    if (j < row.length - 1) {
+                        let nextData = row[j + 1]
+                        if (nextData.leftBd) cell.rightBd = true
+                        else if (cell.rightBd) nextData.leftBd = true
+                    } else cell.rightBd = false
+                }
+            }
+            return result
+        }
+
+        this.computeRenderDataRec = function (cols, colId, pos, depth, result, leftBorder, rightBorder) {
+            if (result.length === depth) {
+                const array = [];
+                if (pos > 0) {
+                    let j = 0
+                    for (let i = 0; j < pos; i++) {
+                        let c = result[depth - 1][i]
+                        j += c.span
+                        let copy = Object.assign({empty: true}, c)
+                        array.push(copy)
+                    }
+                }
+                result.push(array)
+            }
+            const col = cols[colId];
+            let size = 0;
+            if (col.expanded) {
+                let childPos = pos
+                for (let i = 0; i < col.children.length; i++) {
+                    let child = col.children[i]
+                    let childLeft = i === 0 && (col.children.length > 1 || leftBorder)
+                    let childRight = i === col.children.length - 1 && (col.children.length > 1 || rightBorder)
+                    let childSize = this.computeRenderDataRec(cols, child, childPos, depth + 1, result, childLeft, childRight)
+                    childPos += childSize
+                    size += childSize
+                }
+            } else {
+                for (let i = depth + 1; i < result.length; i++)
+                    result[i].push({id: colId, span: 1, leftBd: leftBorder, rightBd: rightBorder, empty: true})
+                size = 1
+            }
+            let left = leftBorder
+            let right = rightBorder
+            if (size > 1) {
+                left = true
+                right = true
+            }
+            result[depth].push({id: colId, span: size, leftBd: left, rightBd: right})
+            return size
+        }
+
+        this.getTableElement = function (id) {
+            return document.getElementById("df_" + id)
+        }
+
+        this.getTableData = function (id) {
+            return this.getTableElement(id).df
+        }
+
+        this.createExpander = function (isExpanded) {
+            const svgNs = "http://www.w3.org/2000/svg"
+            let svg = document.createElementNS(svgNs, "svg")
+            svg.classList.add("expanderSvg")
+            let path = document.createElementNS(svgNs, "path")
+            if (isExpanded) {
+                svg.setAttribute("viewBox", "0 -2 8 8")
+                path.setAttribute("d", "M1 0 l-1 1 4 4 4 -4 -1 -1 -3 3Z")
+            } else {
+                svg.setAttribute("viewBox", "-2 0 8 8")
+                path.setAttribute("d", "M1 0 l-1 1 3 3 -3 3 1 1 4 -4Z")
+            }
+            path.setAttribute("fill", "currentColor")
+            svg.appendChild(path)
+            return svg
+        }
+
+        this.renderTable = function (id) {
+
+            let table = this.getTableElement(id)
+
+            if (table === null) return
+
+            table.innerHTML = ""
+
+            let df = table.df
+            let rootDf = df.rootId === df.id ? df : this.getTableData(df.rootId)
+
+            // header
+            let header = document.createElement("thead")
+            table.appendChild(header)
+
+            let renderData = this.computeRenderData(df)
+            for (let j = 0; j < renderData.length; j++) {
+                let rowData = renderData[j]
+                let tr = document.createElement("tr");
+                let isLastRow = j === renderData.length - 1
+                header.appendChild(tr);
+                for (let i = 0; i < rowData.length; i++) {
+                    let cell = rowData[i]
+                    let th = document.createElement("th");
+                    th.setAttribute("colspan", cell.span)
+                    let colId = cell.id
+                    let col = df.cols[colId];
+                    if (!cell.empty) {
+                        if (col.children.length === 0) {
+                            th.innerHTML = col.name
+                        } else {
+                            let link = document.createElement("a")
+                            link.className = "expander"
+                            let that = this
+                            link.onclick = function () {
+                                col.expanded = !col.expanded
+                                that.renderTable(id)
+                            }
+                            link.appendChild(this.createExpander(col.expanded))
+                            link.innerHTML += col.name
+                            th.appendChild(link)
+                        }
+                    }
+                    let classes = (cell.leftBd ? " leftBorder" : "") + (cell.rightBd ? " rightBorder" : "")
+                    if (col.rightAlign)
+                        classes += " rightAlign"
+                    if (isLastRow)
+                        classes += " bottomBorder"
+                    if (classes.length > 0)
+                        th.setAttribute("class", classes)
+                    tr.appendChild(th)
+                }
+            }
+
+            // body
+            let body = document.createElement("tbody")
+            table.appendChild(body)
+
+            let columns = renderData.pop()
+            for (let row = 0; row < df.nrow; row++) {
+                let tr = document.createElement("tr");
+                body.appendChild(tr)
+                for (let i = 0; i < columns.length; i++) {
+                    let cell = columns[i]
+                    let td = document.createElement("td");
+                    let colId = cell.id
+                    let col = df.cols[colId]
+                    let classes = (cell.leftBd ? " leftBorder" : "") + (cell.rightBd ? " rightBorder" : "")
+                    if (col.rightAlign)
+                        classes += " rightAlign"
+                    if (classes.length > 0)
+                        td.setAttribute("class", classes)
+                    tr.appendChild(td)
+                    let value = col.values[row]
+                    if (value.frameId !== undefined) {
+                        let frameId = value.frameId
+                        let expanded = rootDf.expandedFrames.has(frameId)
+                        let link = document.createElement("a")
+                        link.className = "expander"
+                        let that = this
+                        link.onclick = function () {
+                            if (rootDf.expandedFrames.has(frameId))
+                                rootDf.expandedFrames.delete(frameId)
+                            else rootDf.expandedFrames.add(frameId)
+                            that.renderTable(id)
+                        }
+                        link.appendChild(this.createExpander(expanded))
+                        link.innerHTML += value.value
+                        if (expanded) {
+                            td.appendChild(link)
+                            td.appendChild(document.createElement("p"))
+                            const childTable = document.createElement("table")
+                            childTable.className = "dataframe"
+                            childTable.id = "df_" + frameId
+                            let childDf = rootDf.childFrames[frameId]
+                            childTable.df = childDf
+                            td.appendChild(childTable)
+                            this.renderTable(frameId)
+                            if (childDf.nrow !== childDf.totalRows) {
+                                const footer = document.createElement("p")
+                                footer.innerText = `... showing only top ${childDf.nrow} of ${childDf.totalRows} rows`
+                                td.appendChild(footer)
+                            }
+                        } else {
+                            td.appendChild(link)
+                        }
+                    } else if (value.style !== undefined) {
+                        td.innerHTML = value.value
+                        td.setAttribute("style", value.style)
+                    } else td.innerHTML = value
+                    this.nodeScriptReplace(td)
+                }
+            }
+        }
+
+        this.nodeScriptReplace = function (node) {
+            if (this.nodeScriptIs(node) === true) {
+                node.parentNode.replaceChild(this.nodeScriptClone(node), node);
+            } else {
+                let i = -1, children = node.childNodes;
+                while (++i < children.length) {
+                    this.nodeScriptReplace(children[i]);
+                }
+            }
+
+            return node;
+        }
+
+        this.nodeScriptClone = function (node) {
+            let script = document.createElement("script");
+            script.text = node.innerHTML;
+
+            let i = -1, attrs = node.attributes, attr;
+            while (++i < attrs.length) {
+                script.setAttribute((attr = attrs[i]).name, attr.value);
+            }
+            return script;
+        }
+
+        this.nodeScriptIs = function (node) {
+            return node.tagName === 'SCRIPT';
+        }
+    })()
+
+    window.call_DataFrame = function (f) {
+        return f();
+    };
+
+    let funQueue = window["kotlinQueues"] && window["kotlinQueues"]["DataFrame"];
+    if (funQueue) {
+        funQueue.forEach(function (f) {
+            f();
+        });
+        funQueue = [];
+    }
+})()
+
+/*<!--*/
+call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"firstName: String\">firstName</span>", children: [], rightAlign: false, values: ["Alice","Bob","Charlie","Charlie","Bob","Alice","Charlie","Alice","Bob","Charlie"] }, 
+{ name: "<span title=\"lastName: String\">lastName</span>", children: [], rightAlign: false, values: ["Cooper","Dylan","Daniels","Chaplin","Marley","Wolf","Byrd","Smith","Brown","Johnson"] }, 
+{ name: "<span title=\"name: DataRow<*>\">name</span>", children: [0, 1], rightAlign: false, values: ["<span class=\"formatted\" title=\"firstName: Alice\nlastName: Cooper\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cooper<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Dylan\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dylan<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Daniels\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dan<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Chaplin\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cha<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Marley\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Marley<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Alice\nlastName: Wolf\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Wolf<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Byrd\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Byrd<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Alice\nlastName: Smith\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Smith<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Brown\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Brown<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Johnson\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Joh<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>"] }, 
+{ name: "<span title=\"age: Int\">age</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">45</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">40</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">18</span></span>"] }, 
+{ name: "<span title=\"city: String?\">city</span>", children: [], rightAlign: false, values: ["london","dubai","moscow","milan","tokyo","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","moscow","milan","london","dubai"] }, 
+{ name: "<span title=\"weight: Int?\">weight</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">54</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">87</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">68</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">55</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">90</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">52</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">60</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">70</span></span>"] }, 
+{ name: "<span title=\"isHappy: Boolean\">isHappy</span>", children: [], rightAlign: false, values: ["true","true","false","true","true","false","true","false","false","false"] }, 
+], id: 0, rootId: 0, totalRows: 10 } ) });
+/*-->*/
+
+call_DataFrame(function() { DataFrame.renderTable(0) });
+
+function sendHeight() {
+    const table = document.querySelector('table.dataframe');
+    if (!table) return;
+
+    let height = 0;
+    
+    const thead = table.querySelector('thead');
+    if (thead) height += thead.offsetHeight;
+    
+    const rows = table.querySelectorAll(':scope > tbody > tr');
+    rows.forEach(row => {
+        height += row.offsetHeight;
+    });
+    
+    height += getVerticalMargins(table) + 10;
+
+    window.parent.postMessage({ type: 'iframeHeight', height: Math.ceil(height) }, '*');
+}
+
+function getVerticalMargins(element) {
+    const style = getComputedStyle(element);
+    return parseFloat(style.marginTop) + parseFloat(style.marginBottom);
+}
+
+function repeatHeightCalculation(maxRetries = 10, interval = 100) {
+    let retries = 0;
+    const intervalId = setInterval(() => {
+        sendHeight();
+        retries++;
+        if (retries >= maxRetries) clearInterval(intervalId);
+    }, interval);
+}
+
+window.addEventListener('load', repeatHeightCalculation);
+
+const observer = new MutationObserver(() => repeatHeightCalculation(5, 50));
+observer.observe(document.querySelector('.dataframe'), {
+    childList: true,
+    subtree: true,
+    characterData: true,
+});
+
+
+</script>
+</html>
diff --git a/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsWithNewName_properties.html b/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsWithNewName_properties.html
new file mode 100644
index 0000000000..7b1e338061
--- /dev/null
+++ b/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsWithNewName_properties.html
@@ -0,0 +1,512 @@
+<html>
+<head>
+<style type="text/css">
+:root {
+    --background: #fff;
+    --background-odd: #f5f5f5;
+    --background-hover: #d9edfd;
+    --header-text-color: #474747;
+    --text-color: #848484;
+    --text-color-dark: #000;
+    --text-color-medium: #737373;
+    --text-color-pale: #b3b3b3;
+    --inner-border-color: #aaa;
+    --bold-border-color: #000;
+    --link-color: #296eaa;
+    --link-color-pale: #296eaa;
+    --link-hover: #1a466c;
+}
+
+:root[theme="dark"], :root [data-jp-theme-light="false"], .dataframe_dark{
+    --background: #303030;
+    --background-odd: #3c3c3c;
+    --background-hover: #464646;
+    --header-text-color: #dddddd;
+    --text-color: #b3b3b3;
+    --text-color-dark: #dddddd;
+    --text-color-medium: #b2b2b2;
+    --text-color-pale: #737373;
+    --inner-border-color: #707070;
+    --bold-border-color: #777777;
+    --link-color: #008dc0;
+    --link-color-pale: #97e1fb;
+    --link-hover: #00688e;
+}
+
+p.dataframe_description {
+    color: var(--text-color-dark);
+}
+
+table.dataframe {
+    font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
+    font-size: 12px;
+    background-color: var(--background);
+    color: var(--text-color-dark);
+    border: none;
+    border-collapse: collapse;
+}
+
+table.dataframe th, td {
+    padding: 6px;
+    border: 1px solid transparent;
+    text-align: left;
+}
+
+table.dataframe th {
+    background-color: var(--background);
+    color: var(--header-text-color);
+}
+
+table.dataframe td {
+    vertical-align: top;
+    white-space: nowrap;
+}
+
+table.dataframe th.bottomBorder {
+    border-bottom-color: var(--bold-border-color);
+}
+
+table.dataframe tbody > tr:nth-child(odd) {
+    background: var(--background-odd);
+}
+
+table.dataframe tbody > tr:nth-child(even) {
+    background: var(--background);
+}
+
+table.dataframe tbody > tr:hover {
+    background: var(--background-hover);
+}
+
+table.dataframe a {
+    cursor: pointer;
+    color: var(--link-color);
+    text-decoration: none;
+}
+
+table.dataframe tr:hover > td a {
+    color: var(--link-color-pale);
+}
+
+table.dataframe a:hover {
+    color: var(--link-hover);
+    text-decoration: underline;
+}
+
+table.dataframe img {
+    max-width: fit-content;
+}
+
+table.dataframe th.complex {
+    background-color: var(--background);
+    border: 1px solid var(--background);
+}
+
+table.dataframe .leftBorder {
+    border-left-color: var(--inner-border-color);
+}
+
+table.dataframe .rightBorder {
+    border-right-color: var(--inner-border-color);
+}
+
+table.dataframe .rightAlign {
+    text-align: right;
+}
+
+table.dataframe .expanderSvg {
+    width: 8px;
+    height: 8px;
+    margin-right: 3px;
+}
+
+table.dataframe .expander {
+    display: flex;
+    align-items: center;
+}
+
+/* formatting */
+
+table.dataframe .null {
+    color: var(--text-color-pale);
+}
+
+table.dataframe .structural {
+    color: var(--text-color-medium);
+    font-weight: bold;
+}
+
+table.dataframe .dataFrameCaption {
+    font-weight: bold;
+}
+
+table.dataframe .numbers {
+    color: var(--text-color-dark);
+}
+
+table.dataframe td:hover .formatted .structural, .null {
+    color: var(--text-color-dark);
+}
+
+table.dataframe tr:hover .formatted .structural, .null {
+    color: var(--text-color-dark);
+}
+
+
+body {
+    font-family: "JetBrains Mono",SFMono-Regular,Consolas,"Liberation Mono",Menlo,Courier,monospace;
+}       
+
+:root {
+    color: #19191C;
+    background-color: #fff;
+}
+
+:root[theme="dark"] {
+    background-color: #19191C;
+    color: #FFFFFFCC
+}
+
+details details {
+    margin-left: 20px; 
+}
+
+summary {
+    padding: 6px;
+}
+</style>
+</head>
+<body>
+<table class="dataframe" id="df_0"></table>
+
+<p class="dataframe_description"></p>
+</body>
+<script>
+(function () {
+    window.DataFrame = window.DataFrame || new (function () {
+        this.addTable = function (df) {
+            let cols = df.cols;
+            for (let i = 0; i < cols.length; i++) {
+                for (let c of cols[i].children) {
+                    cols[c].parent = i;
+                }
+            }
+            df.nrow = 0
+            for (let i = 0; i < df.cols.length; i++) {
+                if (df.cols[i].values.length > df.nrow) df.nrow = df.cols[i].values.length
+            }
+            if (df.id === df.rootId) {
+                df.expandedFrames = new Set()
+                df.childFrames = {}
+                const table = this.getTableElement(df.id)
+                table.df = df
+                for (let i = 0; i < df.cols.length; i++) {
+                    let col = df.cols[i]
+                    if (col.parent === undefined && col.children.length > 0) col.expanded = true
+                }
+            } else {
+                const rootDf = this.getTableData(df.rootId)
+                rootDf.childFrames[df.id] = df
+            }
+        }
+
+        this.computeRenderData = function (df) {
+            let result = []
+            let pos = 0
+            for (let col = 0; col < df.cols.length; col++) {
+                if (df.cols[col].parent === undefined)
+                    pos += this.computeRenderDataRec(df.cols, col, pos, 0, result, false, false)
+            }
+            for (let i = 0; i < result.length; i++) {
+                let row = result[i]
+                for (let j = 0; j < row.length; j++) {
+                    let cell = row[j]
+                    if (j === 0)
+                        cell.leftBd = false
+                    if (j < row.length - 1) {
+                        let nextData = row[j + 1]
+                        if (nextData.leftBd) cell.rightBd = true
+                        else if (cell.rightBd) nextData.leftBd = true
+                    } else cell.rightBd = false
+                }
+            }
+            return result
+        }
+
+        this.computeRenderDataRec = function (cols, colId, pos, depth, result, leftBorder, rightBorder) {
+            if (result.length === depth) {
+                const array = [];
+                if (pos > 0) {
+                    let j = 0
+                    for (let i = 0; j < pos; i++) {
+                        let c = result[depth - 1][i]
+                        j += c.span
+                        let copy = Object.assign({empty: true}, c)
+                        array.push(copy)
+                    }
+                }
+                result.push(array)
+            }
+            const col = cols[colId];
+            let size = 0;
+            if (col.expanded) {
+                let childPos = pos
+                for (let i = 0; i < col.children.length; i++) {
+                    let child = col.children[i]
+                    let childLeft = i === 0 && (col.children.length > 1 || leftBorder)
+                    let childRight = i === col.children.length - 1 && (col.children.length > 1 || rightBorder)
+                    let childSize = this.computeRenderDataRec(cols, child, childPos, depth + 1, result, childLeft, childRight)
+                    childPos += childSize
+                    size += childSize
+                }
+            } else {
+                for (let i = depth + 1; i < result.length; i++)
+                    result[i].push({id: colId, span: 1, leftBd: leftBorder, rightBd: rightBorder, empty: true})
+                size = 1
+            }
+            let left = leftBorder
+            let right = rightBorder
+            if (size > 1) {
+                left = true
+                right = true
+            }
+            result[depth].push({id: colId, span: size, leftBd: left, rightBd: right})
+            return size
+        }
+
+        this.getTableElement = function (id) {
+            return document.getElementById("df_" + id)
+        }
+
+        this.getTableData = function (id) {
+            return this.getTableElement(id).df
+        }
+
+        this.createExpander = function (isExpanded) {
+            const svgNs = "http://www.w3.org/2000/svg"
+            let svg = document.createElementNS(svgNs, "svg")
+            svg.classList.add("expanderSvg")
+            let path = document.createElementNS(svgNs, "path")
+            if (isExpanded) {
+                svg.setAttribute("viewBox", "0 -2 8 8")
+                path.setAttribute("d", "M1 0 l-1 1 4 4 4 -4 -1 -1 -3 3Z")
+            } else {
+                svg.setAttribute("viewBox", "-2 0 8 8")
+                path.setAttribute("d", "M1 0 l-1 1 3 3 -3 3 1 1 4 -4Z")
+            }
+            path.setAttribute("fill", "currentColor")
+            svg.appendChild(path)
+            return svg
+        }
+
+        this.renderTable = function (id) {
+
+            let table = this.getTableElement(id)
+
+            if (table === null) return
+
+            table.innerHTML = ""
+
+            let df = table.df
+            let rootDf = df.rootId === df.id ? df : this.getTableData(df.rootId)
+
+            // header
+            let header = document.createElement("thead")
+            table.appendChild(header)
+
+            let renderData = this.computeRenderData(df)
+            for (let j = 0; j < renderData.length; j++) {
+                let rowData = renderData[j]
+                let tr = document.createElement("tr");
+                let isLastRow = j === renderData.length - 1
+                header.appendChild(tr);
+                for (let i = 0; i < rowData.length; i++) {
+                    let cell = rowData[i]
+                    let th = document.createElement("th");
+                    th.setAttribute("colspan", cell.span)
+                    let colId = cell.id
+                    let col = df.cols[colId];
+                    if (!cell.empty) {
+                        if (col.children.length === 0) {
+                            th.innerHTML = col.name
+                        } else {
+                            let link = document.createElement("a")
+                            link.className = "expander"
+                            let that = this
+                            link.onclick = function () {
+                                col.expanded = !col.expanded
+                                that.renderTable(id)
+                            }
+                            link.appendChild(this.createExpander(col.expanded))
+                            link.innerHTML += col.name
+                            th.appendChild(link)
+                        }
+                    }
+                    let classes = (cell.leftBd ? " leftBorder" : "") + (cell.rightBd ? " rightBorder" : "")
+                    if (col.rightAlign)
+                        classes += " rightAlign"
+                    if (isLastRow)
+                        classes += " bottomBorder"
+                    if (classes.length > 0)
+                        th.setAttribute("class", classes)
+                    tr.appendChild(th)
+                }
+            }
+
+            // body
+            let body = document.createElement("tbody")
+            table.appendChild(body)
+
+            let columns = renderData.pop()
+            for (let row = 0; row < df.nrow; row++) {
+                let tr = document.createElement("tr");
+                body.appendChild(tr)
+                for (let i = 0; i < columns.length; i++) {
+                    let cell = columns[i]
+                    let td = document.createElement("td");
+                    let colId = cell.id
+                    let col = df.cols[colId]
+                    let classes = (cell.leftBd ? " leftBorder" : "") + (cell.rightBd ? " rightBorder" : "")
+                    if (col.rightAlign)
+                        classes += " rightAlign"
+                    if (classes.length > 0)
+                        td.setAttribute("class", classes)
+                    tr.appendChild(td)
+                    let value = col.values[row]
+                    if (value.frameId !== undefined) {
+                        let frameId = value.frameId
+                        let expanded = rootDf.expandedFrames.has(frameId)
+                        let link = document.createElement("a")
+                        link.className = "expander"
+                        let that = this
+                        link.onclick = function () {
+                            if (rootDf.expandedFrames.has(frameId))
+                                rootDf.expandedFrames.delete(frameId)
+                            else rootDf.expandedFrames.add(frameId)
+                            that.renderTable(id)
+                        }
+                        link.appendChild(this.createExpander(expanded))
+                        link.innerHTML += value.value
+                        if (expanded) {
+                            td.appendChild(link)
+                            td.appendChild(document.createElement("p"))
+                            const childTable = document.createElement("table")
+                            childTable.className = "dataframe"
+                            childTable.id = "df_" + frameId
+                            let childDf = rootDf.childFrames[frameId]
+                            childTable.df = childDf
+                            td.appendChild(childTable)
+                            this.renderTable(frameId)
+                            if (childDf.nrow !== childDf.totalRows) {
+                                const footer = document.createElement("p")
+                                footer.innerText = `... showing only top ${childDf.nrow} of ${childDf.totalRows} rows`
+                                td.appendChild(footer)
+                            }
+                        } else {
+                            td.appendChild(link)
+                        }
+                    } else if (value.style !== undefined) {
+                        td.innerHTML = value.value
+                        td.setAttribute("style", value.style)
+                    } else td.innerHTML = value
+                    this.nodeScriptReplace(td)
+                }
+            }
+        }
+
+        this.nodeScriptReplace = function (node) {
+            if (this.nodeScriptIs(node) === true) {
+                node.parentNode.replaceChild(this.nodeScriptClone(node), node);
+            } else {
+                let i = -1, children = node.childNodes;
+                while (++i < children.length) {
+                    this.nodeScriptReplace(children[i]);
+                }
+            }
+
+            return node;
+        }
+
+        this.nodeScriptClone = function (node) {
+            let script = document.createElement("script");
+            script.text = node.innerHTML;
+
+            let i = -1, attrs = node.attributes, attr;
+            while (++i < attrs.length) {
+                script.setAttribute((attr = attrs[i]).name, attr.value);
+            }
+            return script;
+        }
+
+        this.nodeScriptIs = function (node) {
+            return node.tagName === 'SCRIPT';
+        }
+    })()
+
+    window.call_DataFrame = function (f) {
+        return f();
+    };
+
+    let funQueue = window["kotlinQueues"] && window["kotlinQueues"]["DataFrame"];
+    if (funQueue) {
+        funQueue.forEach(function (f) {
+            f();
+        });
+        funQueue = [];
+    }
+})()
+
+/*<!--*/
+call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"firstName: String\">firstName</span>", children: [], rightAlign: false, values: ["Alice","Bob","Charlie","Charlie","Bob","Alice","Charlie","Alice","Bob","Charlie"] }, 
+{ name: "<span title=\"lastName: String\">lastName</span>", children: [], rightAlign: false, values: ["Cooper","Dylan","Daniels","Chaplin","Marley","Wolf","Byrd","Smith","Brown","Johnson"] }, 
+{ name: "<span title=\"Full Name: DataRow<*>\">Full Name</span>", children: [0, 1], rightAlign: false, values: ["<span class=\"formatted\" title=\"firstName: Alice\nlastName: Cooper\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cooper<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Dylan\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dylan<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Daniels\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dan<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Chaplin\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cha<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Marley\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Marley<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Alice\nlastName: Wolf\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Wolf<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Byrd\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Byrd<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Alice\nlastName: Smith\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Smith<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Brown\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Brown<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Johnson\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Joh<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>"] }, 
+], id: 0, rootId: 0, totalRows: 10 } ) });
+/*-->*/
+
+call_DataFrame(function() { DataFrame.renderTable(0) });
+
+function sendHeight() {
+    const table = document.querySelector('table.dataframe');
+    if (!table) return;
+
+    let height = 0;
+    
+    const thead = table.querySelector('thead');
+    if (thead) height += thead.offsetHeight;
+    
+    const rows = table.querySelectorAll(':scope > tbody > tr');
+    rows.forEach(row => {
+        height += row.offsetHeight;
+    });
+    
+    height += getVerticalMargins(table) + 10;
+
+    window.parent.postMessage({ type: 'iframeHeight', height: Math.ceil(height) }, '*');
+}
+
+function getVerticalMargins(element) {
+    const style = getComputedStyle(element);
+    return parseFloat(style.marginTop) + parseFloat(style.marginBottom);
+}
+
+function repeatHeightCalculation(maxRetries = 10, interval = 100) {
+    let retries = 0;
+    const intervalId = setInterval(() => {
+        sendHeight();
+        retries++;
+        if (retries >= maxRetries) clearInterval(intervalId);
+    }, interval);
+}
+
+window.addEventListener('load', repeatHeightCalculation);
+
+const observer = new MutationObserver(() => repeatHeightCalculation(5, 50));
+observer.observe(document.querySelector('.dataframe'), {
+    childList: true,
+    subtree: true,
+    characterData: true,
+});
+
+
+</script>
+</html>
diff --git a/docs/StardustDocs/resources/api/columnSelectors/columnsSelectorByIndex.html b/docs/StardustDocs/resources/api/columnSelectors/columnsSelectorByIndex.html
new file mode 100644
index 0000000000..b42412cc42
--- /dev/null
+++ b/docs/StardustDocs/resources/api/columnSelectors/columnsSelectorByIndex.html
@@ -0,0 +1,510 @@
+<html>
+<head>
+<style type="text/css">
+:root {
+    --background: #fff;
+    --background-odd: #f5f5f5;
+    --background-hover: #d9edfd;
+    --header-text-color: #474747;
+    --text-color: #848484;
+    --text-color-dark: #000;
+    --text-color-medium: #737373;
+    --text-color-pale: #b3b3b3;
+    --inner-border-color: #aaa;
+    --bold-border-color: #000;
+    --link-color: #296eaa;
+    --link-color-pale: #296eaa;
+    --link-hover: #1a466c;
+}
+
+:root[theme="dark"], :root [data-jp-theme-light="false"], .dataframe_dark{
+    --background: #303030;
+    --background-odd: #3c3c3c;
+    --background-hover: #464646;
+    --header-text-color: #dddddd;
+    --text-color: #b3b3b3;
+    --text-color-dark: #dddddd;
+    --text-color-medium: #b2b2b2;
+    --text-color-pale: #737373;
+    --inner-border-color: #707070;
+    --bold-border-color: #777777;
+    --link-color: #008dc0;
+    --link-color-pale: #97e1fb;
+    --link-hover: #00688e;
+}
+
+p.dataframe_description {
+    color: var(--text-color-dark);
+}
+
+table.dataframe {
+    font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
+    font-size: 12px;
+    background-color: var(--background);
+    color: var(--text-color-dark);
+    border: none;
+    border-collapse: collapse;
+}
+
+table.dataframe th, td {
+    padding: 6px;
+    border: 1px solid transparent;
+    text-align: left;
+}
+
+table.dataframe th {
+    background-color: var(--background);
+    color: var(--header-text-color);
+}
+
+table.dataframe td {
+    vertical-align: top;
+    white-space: nowrap;
+}
+
+table.dataframe th.bottomBorder {
+    border-bottom-color: var(--bold-border-color);
+}
+
+table.dataframe tbody > tr:nth-child(odd) {
+    background: var(--background-odd);
+}
+
+table.dataframe tbody > tr:nth-child(even) {
+    background: var(--background);
+}
+
+table.dataframe tbody > tr:hover {
+    background: var(--background-hover);
+}
+
+table.dataframe a {
+    cursor: pointer;
+    color: var(--link-color);
+    text-decoration: none;
+}
+
+table.dataframe tr:hover > td a {
+    color: var(--link-color-pale);
+}
+
+table.dataframe a:hover {
+    color: var(--link-hover);
+    text-decoration: underline;
+}
+
+table.dataframe img {
+    max-width: fit-content;
+}
+
+table.dataframe th.complex {
+    background-color: var(--background);
+    border: 1px solid var(--background);
+}
+
+table.dataframe .leftBorder {
+    border-left-color: var(--inner-border-color);
+}
+
+table.dataframe .rightBorder {
+    border-right-color: var(--inner-border-color);
+}
+
+table.dataframe .rightAlign {
+    text-align: right;
+}
+
+table.dataframe .expanderSvg {
+    width: 8px;
+    height: 8px;
+    margin-right: 3px;
+}
+
+table.dataframe .expander {
+    display: flex;
+    align-items: center;
+}
+
+/* formatting */
+
+table.dataframe .null {
+    color: var(--text-color-pale);
+}
+
+table.dataframe .structural {
+    color: var(--text-color-medium);
+    font-weight: bold;
+}
+
+table.dataframe .dataFrameCaption {
+    font-weight: bold;
+}
+
+table.dataframe .numbers {
+    color: var(--text-color-dark);
+}
+
+table.dataframe td:hover .formatted .structural, .null {
+    color: var(--text-color-dark);
+}
+
+table.dataframe tr:hover .formatted .structural, .null {
+    color: var(--text-color-dark);
+}
+
+
+body {
+    font-family: "JetBrains Mono",SFMono-Regular,Consolas,"Liberation Mono",Menlo,Courier,monospace;
+}       
+
+:root {
+    color: #19191C;
+    background-color: #fff;
+}
+
+:root[theme="dark"] {
+    background-color: #19191C;
+    color: #FFFFFFCC
+}
+
+details details {
+    margin-left: 20px; 
+}
+
+summary {
+    padding: 6px;
+}
+</style>
+</head>
+<body>
+<table class="dataframe" id="df_0"></table>
+
+<p class="dataframe_description"></p>
+</body>
+<script>
+(function () {
+    window.DataFrame = window.DataFrame || new (function () {
+        this.addTable = function (df) {
+            let cols = df.cols;
+            for (let i = 0; i < cols.length; i++) {
+                for (let c of cols[i].children) {
+                    cols[c].parent = i;
+                }
+            }
+            df.nrow = 0
+            for (let i = 0; i < df.cols.length; i++) {
+                if (df.cols[i].values.length > df.nrow) df.nrow = df.cols[i].values.length
+            }
+            if (df.id === df.rootId) {
+                df.expandedFrames = new Set()
+                df.childFrames = {}
+                const table = this.getTableElement(df.id)
+                table.df = df
+                for (let i = 0; i < df.cols.length; i++) {
+                    let col = df.cols[i]
+                    if (col.parent === undefined && col.children.length > 0) col.expanded = true
+                }
+            } else {
+                const rootDf = this.getTableData(df.rootId)
+                rootDf.childFrames[df.id] = df
+            }
+        }
+
+        this.computeRenderData = function (df) {
+            let result = []
+            let pos = 0
+            for (let col = 0; col < df.cols.length; col++) {
+                if (df.cols[col].parent === undefined)
+                    pos += this.computeRenderDataRec(df.cols, col, pos, 0, result, false, false)
+            }
+            for (let i = 0; i < result.length; i++) {
+                let row = result[i]
+                for (let j = 0; j < row.length; j++) {
+                    let cell = row[j]
+                    if (j === 0)
+                        cell.leftBd = false
+                    if (j < row.length - 1) {
+                        let nextData = row[j + 1]
+                        if (nextData.leftBd) cell.rightBd = true
+                        else if (cell.rightBd) nextData.leftBd = true
+                    } else cell.rightBd = false
+                }
+            }
+            return result
+        }
+
+        this.computeRenderDataRec = function (cols, colId, pos, depth, result, leftBorder, rightBorder) {
+            if (result.length === depth) {
+                const array = [];
+                if (pos > 0) {
+                    let j = 0
+                    for (let i = 0; j < pos; i++) {
+                        let c = result[depth - 1][i]
+                        j += c.span
+                        let copy = Object.assign({empty: true}, c)
+                        array.push(copy)
+                    }
+                }
+                result.push(array)
+            }
+            const col = cols[colId];
+            let size = 0;
+            if (col.expanded) {
+                let childPos = pos
+                for (let i = 0; i < col.children.length; i++) {
+                    let child = col.children[i]
+                    let childLeft = i === 0 && (col.children.length > 1 || leftBorder)
+                    let childRight = i === col.children.length - 1 && (col.children.length > 1 || rightBorder)
+                    let childSize = this.computeRenderDataRec(cols, child, childPos, depth + 1, result, childLeft, childRight)
+                    childPos += childSize
+                    size += childSize
+                }
+            } else {
+                for (let i = depth + 1; i < result.length; i++)
+                    result[i].push({id: colId, span: 1, leftBd: leftBorder, rightBd: rightBorder, empty: true})
+                size = 1
+            }
+            let left = leftBorder
+            let right = rightBorder
+            if (size > 1) {
+                left = true
+                right = true
+            }
+            result[depth].push({id: colId, span: size, leftBd: left, rightBd: right})
+            return size
+        }
+
+        this.getTableElement = function (id) {
+            return document.getElementById("df_" + id)
+        }
+
+        this.getTableData = function (id) {
+            return this.getTableElement(id).df
+        }
+
+        this.createExpander = function (isExpanded) {
+            const svgNs = "http://www.w3.org/2000/svg"
+            let svg = document.createElementNS(svgNs, "svg")
+            svg.classList.add("expanderSvg")
+            let path = document.createElementNS(svgNs, "path")
+            if (isExpanded) {
+                svg.setAttribute("viewBox", "0 -2 8 8")
+                path.setAttribute("d", "M1 0 l-1 1 4 4 4 -4 -1 -1 -3 3Z")
+            } else {
+                svg.setAttribute("viewBox", "-2 0 8 8")
+                path.setAttribute("d", "M1 0 l-1 1 3 3 -3 3 1 1 4 -4Z")
+            }
+            path.setAttribute("fill", "currentColor")
+            svg.appendChild(path)
+            return svg
+        }
+
+        this.renderTable = function (id) {
+
+            let table = this.getTableElement(id)
+
+            if (table === null) return
+
+            table.innerHTML = ""
+
+            let df = table.df
+            let rootDf = df.rootId === df.id ? df : this.getTableData(df.rootId)
+
+            // header
+            let header = document.createElement("thead")
+            table.appendChild(header)
+
+            let renderData = this.computeRenderData(df)
+            for (let j = 0; j < renderData.length; j++) {
+                let rowData = renderData[j]
+                let tr = document.createElement("tr");
+                let isLastRow = j === renderData.length - 1
+                header.appendChild(tr);
+                for (let i = 0; i < rowData.length; i++) {
+                    let cell = rowData[i]
+                    let th = document.createElement("th");
+                    th.setAttribute("colspan", cell.span)
+                    let colId = cell.id
+                    let col = df.cols[colId];
+                    if (!cell.empty) {
+                        if (col.children.length === 0) {
+                            th.innerHTML = col.name
+                        } else {
+                            let link = document.createElement("a")
+                            link.className = "expander"
+                            let that = this
+                            link.onclick = function () {
+                                col.expanded = !col.expanded
+                                that.renderTable(id)
+                            }
+                            link.appendChild(this.createExpander(col.expanded))
+                            link.innerHTML += col.name
+                            th.appendChild(link)
+                        }
+                    }
+                    let classes = (cell.leftBd ? " leftBorder" : "") + (cell.rightBd ? " rightBorder" : "")
+                    if (col.rightAlign)
+                        classes += " rightAlign"
+                    if (isLastRow)
+                        classes += " bottomBorder"
+                    if (classes.length > 0)
+                        th.setAttribute("class", classes)
+                    tr.appendChild(th)
+                }
+            }
+
+            // body
+            let body = document.createElement("tbody")
+            table.appendChild(body)
+
+            let columns = renderData.pop()
+            for (let row = 0; row < df.nrow; row++) {
+                let tr = document.createElement("tr");
+                body.appendChild(tr)
+                for (let i = 0; i < columns.length; i++) {
+                    let cell = columns[i]
+                    let td = document.createElement("td");
+                    let colId = cell.id
+                    let col = df.cols[colId]
+                    let classes = (cell.leftBd ? " leftBorder" : "") + (cell.rightBd ? " rightBorder" : "")
+                    if (col.rightAlign)
+                        classes += " rightAlign"
+                    if (classes.length > 0)
+                        td.setAttribute("class", classes)
+                    tr.appendChild(td)
+                    let value = col.values[row]
+                    if (value.frameId !== undefined) {
+                        let frameId = value.frameId
+                        let expanded = rootDf.expandedFrames.has(frameId)
+                        let link = document.createElement("a")
+                        link.className = "expander"
+                        let that = this
+                        link.onclick = function () {
+                            if (rootDf.expandedFrames.has(frameId))
+                                rootDf.expandedFrames.delete(frameId)
+                            else rootDf.expandedFrames.add(frameId)
+                            that.renderTable(id)
+                        }
+                        link.appendChild(this.createExpander(expanded))
+                        link.innerHTML += value.value
+                        if (expanded) {
+                            td.appendChild(link)
+                            td.appendChild(document.createElement("p"))
+                            const childTable = document.createElement("table")
+                            childTable.className = "dataframe"
+                            childTable.id = "df_" + frameId
+                            let childDf = rootDf.childFrames[frameId]
+                            childTable.df = childDf
+                            td.appendChild(childTable)
+                            this.renderTable(frameId)
+                            if (childDf.nrow !== childDf.totalRows) {
+                                const footer = document.createElement("p")
+                                footer.innerText = `... showing only top ${childDf.nrow} of ${childDf.totalRows} rows`
+                                td.appendChild(footer)
+                            }
+                        } else {
+                            td.appendChild(link)
+                        }
+                    } else if (value.style !== undefined) {
+                        td.innerHTML = value.value
+                        td.setAttribute("style", value.style)
+                    } else td.innerHTML = value
+                    this.nodeScriptReplace(td)
+                }
+            }
+        }
+
+        this.nodeScriptReplace = function (node) {
+            if (this.nodeScriptIs(node) === true) {
+                node.parentNode.replaceChild(this.nodeScriptClone(node), node);
+            } else {
+                let i = -1, children = node.childNodes;
+                while (++i < children.length) {
+                    this.nodeScriptReplace(children[i]);
+                }
+            }
+
+            return node;
+        }
+
+        this.nodeScriptClone = function (node) {
+            let script = document.createElement("script");
+            script.text = node.innerHTML;
+
+            let i = -1, attrs = node.attributes, attr;
+            while (++i < attrs.length) {
+                script.setAttribute((attr = attrs[i]).name, attr.value);
+            }
+            return script;
+        }
+
+        this.nodeScriptIs = function (node) {
+            return node.tagName === 'SCRIPT';
+        }
+    })()
+
+    window.call_DataFrame = function (f) {
+        return f();
+    };
+
+    let funQueue = window["kotlinQueues"] && window["kotlinQueues"]["DataFrame"];
+    if (funQueue) {
+        funQueue.forEach(function (f) {
+            f();
+        });
+        funQueue = [];
+    }
+})()
+
+/*<!--*/
+call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"city: String?\">city</span>", children: [], rightAlign: false, values: ["London","Dubai","Moscow","Milan","Tokyo","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","Moscow","Milan","London","Dubai"] }, 
+], id: 0, rootId: 0, totalRows: 10 } ) });
+/*-->*/
+
+call_DataFrame(function() { DataFrame.renderTable(0) });
+
+function sendHeight() {
+    const table = document.querySelector('table.dataframe');
+    if (!table) return;
+
+    let height = 0;
+    
+    const thead = table.querySelector('thead');
+    if (thead) height += thead.offsetHeight;
+    
+    const rows = table.querySelectorAll(':scope > tbody > tr');
+    rows.forEach(row => {
+        height += row.offsetHeight;
+    });
+    
+    height += getVerticalMargins(table) + 10;
+
+    window.parent.postMessage({ type: 'iframeHeight', height: Math.ceil(height) }, '*');
+}
+
+function getVerticalMargins(element) {
+    const style = getComputedStyle(element);
+    return parseFloat(style.marginTop) + parseFloat(style.marginBottom);
+}
+
+function repeatHeightCalculation(maxRetries = 10, interval = 100) {
+    let retries = 0;
+    const intervalId = setInterval(() => {
+        sendHeight();
+        retries++;
+        if (retries >= maxRetries) clearInterval(intervalId);
+    }, interval);
+}
+
+window.addEventListener('load', repeatHeightCalculation);
+
+const observer = new MutationObserver(() => repeatHeightCalculation(5, 50));
+observer.observe(document.querySelector('.dataframe'), {
+    childList: true,
+    subtree: true,
+    characterData: true,
+});
+
+
+</script>
+</html>
diff --git a/docs/StardustDocs/resources/api/columnSelectors/columnsSelectorByIndexRange.html b/docs/StardustDocs/resources/api/columnSelectors/columnsSelectorByIndexRange.html
new file mode 100644
index 0000000000..ffb6bebd6f
--- /dev/null
+++ b/docs/StardustDocs/resources/api/columnSelectors/columnsSelectorByIndexRange.html
@@ -0,0 +1,513 @@
+<html>
+<head>
+<style type="text/css">
+:root {
+    --background: #fff;
+    --background-odd: #f5f5f5;
+    --background-hover: #d9edfd;
+    --header-text-color: #474747;
+    --text-color: #848484;
+    --text-color-dark: #000;
+    --text-color-medium: #737373;
+    --text-color-pale: #b3b3b3;
+    --inner-border-color: #aaa;
+    --bold-border-color: #000;
+    --link-color: #296eaa;
+    --link-color-pale: #296eaa;
+    --link-hover: #1a466c;
+}
+
+:root[theme="dark"], :root [data-jp-theme-light="false"], .dataframe_dark{
+    --background: #303030;
+    --background-odd: #3c3c3c;
+    --background-hover: #464646;
+    --header-text-color: #dddddd;
+    --text-color: #b3b3b3;
+    --text-color-dark: #dddddd;
+    --text-color-medium: #b2b2b2;
+    --text-color-pale: #737373;
+    --inner-border-color: #707070;
+    --bold-border-color: #777777;
+    --link-color: #008dc0;
+    --link-color-pale: #97e1fb;
+    --link-hover: #00688e;
+}
+
+p.dataframe_description {
+    color: var(--text-color-dark);
+}
+
+table.dataframe {
+    font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
+    font-size: 12px;
+    background-color: var(--background);
+    color: var(--text-color-dark);
+    border: none;
+    border-collapse: collapse;
+}
+
+table.dataframe th, td {
+    padding: 6px;
+    border: 1px solid transparent;
+    text-align: left;
+}
+
+table.dataframe th {
+    background-color: var(--background);
+    color: var(--header-text-color);
+}
+
+table.dataframe td {
+    vertical-align: top;
+    white-space: nowrap;
+}
+
+table.dataframe th.bottomBorder {
+    border-bottom-color: var(--bold-border-color);
+}
+
+table.dataframe tbody > tr:nth-child(odd) {
+    background: var(--background-odd);
+}
+
+table.dataframe tbody > tr:nth-child(even) {
+    background: var(--background);
+}
+
+table.dataframe tbody > tr:hover {
+    background: var(--background-hover);
+}
+
+table.dataframe a {
+    cursor: pointer;
+    color: var(--link-color);
+    text-decoration: none;
+}
+
+table.dataframe tr:hover > td a {
+    color: var(--link-color-pale);
+}
+
+table.dataframe a:hover {
+    color: var(--link-hover);
+    text-decoration: underline;
+}
+
+table.dataframe img {
+    max-width: fit-content;
+}
+
+table.dataframe th.complex {
+    background-color: var(--background);
+    border: 1px solid var(--background);
+}
+
+table.dataframe .leftBorder {
+    border-left-color: var(--inner-border-color);
+}
+
+table.dataframe .rightBorder {
+    border-right-color: var(--inner-border-color);
+}
+
+table.dataframe .rightAlign {
+    text-align: right;
+}
+
+table.dataframe .expanderSvg {
+    width: 8px;
+    height: 8px;
+    margin-right: 3px;
+}
+
+table.dataframe .expander {
+    display: flex;
+    align-items: center;
+}
+
+/* formatting */
+
+table.dataframe .null {
+    color: var(--text-color-pale);
+}
+
+table.dataframe .structural {
+    color: var(--text-color-medium);
+    font-weight: bold;
+}
+
+table.dataframe .dataFrameCaption {
+    font-weight: bold;
+}
+
+table.dataframe .numbers {
+    color: var(--text-color-dark);
+}
+
+table.dataframe td:hover .formatted .structural, .null {
+    color: var(--text-color-dark);
+}
+
+table.dataframe tr:hover .formatted .structural, .null {
+    color: var(--text-color-dark);
+}
+
+
+body {
+    font-family: "JetBrains Mono",SFMono-Regular,Consolas,"Liberation Mono",Menlo,Courier,monospace;
+}       
+
+:root {
+    color: #19191C;
+    background-color: #fff;
+}
+
+:root[theme="dark"] {
+    background-color: #19191C;
+    color: #FFFFFFCC
+}
+
+details details {
+    margin-left: 20px; 
+}
+
+summary {
+    padding: 6px;
+}
+</style>
+</head>
+<body>
+<table class="dataframe" id="df_0"></table>
+
+<p class="dataframe_description"></p>
+</body>
+<script>
+(function () {
+    window.DataFrame = window.DataFrame || new (function () {
+        this.addTable = function (df) {
+            let cols = df.cols;
+            for (let i = 0; i < cols.length; i++) {
+                for (let c of cols[i].children) {
+                    cols[c].parent = i;
+                }
+            }
+            df.nrow = 0
+            for (let i = 0; i < df.cols.length; i++) {
+                if (df.cols[i].values.length > df.nrow) df.nrow = df.cols[i].values.length
+            }
+            if (df.id === df.rootId) {
+                df.expandedFrames = new Set()
+                df.childFrames = {}
+                const table = this.getTableElement(df.id)
+                table.df = df
+                for (let i = 0; i < df.cols.length; i++) {
+                    let col = df.cols[i]
+                    if (col.parent === undefined && col.children.length > 0) col.expanded = true
+                }
+            } else {
+                const rootDf = this.getTableData(df.rootId)
+                rootDf.childFrames[df.id] = df
+            }
+        }
+
+        this.computeRenderData = function (df) {
+            let result = []
+            let pos = 0
+            for (let col = 0; col < df.cols.length; col++) {
+                if (df.cols[col].parent === undefined)
+                    pos += this.computeRenderDataRec(df.cols, col, pos, 0, result, false, false)
+            }
+            for (let i = 0; i < result.length; i++) {
+                let row = result[i]
+                for (let j = 0; j < row.length; j++) {
+                    let cell = row[j]
+                    if (j === 0)
+                        cell.leftBd = false
+                    if (j < row.length - 1) {
+                        let nextData = row[j + 1]
+                        if (nextData.leftBd) cell.rightBd = true
+                        else if (cell.rightBd) nextData.leftBd = true
+                    } else cell.rightBd = false
+                }
+            }
+            return result
+        }
+
+        this.computeRenderDataRec = function (cols, colId, pos, depth, result, leftBorder, rightBorder) {
+            if (result.length === depth) {
+                const array = [];
+                if (pos > 0) {
+                    let j = 0
+                    for (let i = 0; j < pos; i++) {
+                        let c = result[depth - 1][i]
+                        j += c.span
+                        let copy = Object.assign({empty: true}, c)
+                        array.push(copy)
+                    }
+                }
+                result.push(array)
+            }
+            const col = cols[colId];
+            let size = 0;
+            if (col.expanded) {
+                let childPos = pos
+                for (let i = 0; i < col.children.length; i++) {
+                    let child = col.children[i]
+                    let childLeft = i === 0 && (col.children.length > 1 || leftBorder)
+                    let childRight = i === col.children.length - 1 && (col.children.length > 1 || rightBorder)
+                    let childSize = this.computeRenderDataRec(cols, child, childPos, depth + 1, result, childLeft, childRight)
+                    childPos += childSize
+                    size += childSize
+                }
+            } else {
+                for (let i = depth + 1; i < result.length; i++)
+                    result[i].push({id: colId, span: 1, leftBd: leftBorder, rightBd: rightBorder, empty: true})
+                size = 1
+            }
+            let left = leftBorder
+            let right = rightBorder
+            if (size > 1) {
+                left = true
+                right = true
+            }
+            result[depth].push({id: colId, span: size, leftBd: left, rightBd: right})
+            return size
+        }
+
+        this.getTableElement = function (id) {
+            return document.getElementById("df_" + id)
+        }
+
+        this.getTableData = function (id) {
+            return this.getTableElement(id).df
+        }
+
+        this.createExpander = function (isExpanded) {
+            const svgNs = "http://www.w3.org/2000/svg"
+            let svg = document.createElementNS(svgNs, "svg")
+            svg.classList.add("expanderSvg")
+            let path = document.createElementNS(svgNs, "path")
+            if (isExpanded) {
+                svg.setAttribute("viewBox", "0 -2 8 8")
+                path.setAttribute("d", "M1 0 l-1 1 4 4 4 -4 -1 -1 -3 3Z")
+            } else {
+                svg.setAttribute("viewBox", "-2 0 8 8")
+                path.setAttribute("d", "M1 0 l-1 1 3 3 -3 3 1 1 4 -4Z")
+            }
+            path.setAttribute("fill", "currentColor")
+            svg.appendChild(path)
+            return svg
+        }
+
+        this.renderTable = function (id) {
+
+            let table = this.getTableElement(id)
+
+            if (table === null) return
+
+            table.innerHTML = ""
+
+            let df = table.df
+            let rootDf = df.rootId === df.id ? df : this.getTableData(df.rootId)
+
+            // header
+            let header = document.createElement("thead")
+            table.appendChild(header)
+
+            let renderData = this.computeRenderData(df)
+            for (let j = 0; j < renderData.length; j++) {
+                let rowData = renderData[j]
+                let tr = document.createElement("tr");
+                let isLastRow = j === renderData.length - 1
+                header.appendChild(tr);
+                for (let i = 0; i < rowData.length; i++) {
+                    let cell = rowData[i]
+                    let th = document.createElement("th");
+                    th.setAttribute("colspan", cell.span)
+                    let colId = cell.id
+                    let col = df.cols[colId];
+                    if (!cell.empty) {
+                        if (col.children.length === 0) {
+                            th.innerHTML = col.name
+                        } else {
+                            let link = document.createElement("a")
+                            link.className = "expander"
+                            let that = this
+                            link.onclick = function () {
+                                col.expanded = !col.expanded
+                                that.renderTable(id)
+                            }
+                            link.appendChild(this.createExpander(col.expanded))
+                            link.innerHTML += col.name
+                            th.appendChild(link)
+                        }
+                    }
+                    let classes = (cell.leftBd ? " leftBorder" : "") + (cell.rightBd ? " rightBorder" : "")
+                    if (col.rightAlign)
+                        classes += " rightAlign"
+                    if (isLastRow)
+                        classes += " bottomBorder"
+                    if (classes.length > 0)
+                        th.setAttribute("class", classes)
+                    tr.appendChild(th)
+                }
+            }
+
+            // body
+            let body = document.createElement("tbody")
+            table.appendChild(body)
+
+            let columns = renderData.pop()
+            for (let row = 0; row < df.nrow; row++) {
+                let tr = document.createElement("tr");
+                body.appendChild(tr)
+                for (let i = 0; i < columns.length; i++) {
+                    let cell = columns[i]
+                    let td = document.createElement("td");
+                    let colId = cell.id
+                    let col = df.cols[colId]
+                    let classes = (cell.leftBd ? " leftBorder" : "") + (cell.rightBd ? " rightBorder" : "")
+                    if (col.rightAlign)
+                        classes += " rightAlign"
+                    if (classes.length > 0)
+                        td.setAttribute("class", classes)
+                    tr.appendChild(td)
+                    let value = col.values[row]
+                    if (value.frameId !== undefined) {
+                        let frameId = value.frameId
+                        let expanded = rootDf.expandedFrames.has(frameId)
+                        let link = document.createElement("a")
+                        link.className = "expander"
+                        let that = this
+                        link.onclick = function () {
+                            if (rootDf.expandedFrames.has(frameId))
+                                rootDf.expandedFrames.delete(frameId)
+                            else rootDf.expandedFrames.add(frameId)
+                            that.renderTable(id)
+                        }
+                        link.appendChild(this.createExpander(expanded))
+                        link.innerHTML += value.value
+                        if (expanded) {
+                            td.appendChild(link)
+                            td.appendChild(document.createElement("p"))
+                            const childTable = document.createElement("table")
+                            childTable.className = "dataframe"
+                            childTable.id = "df_" + frameId
+                            let childDf = rootDf.childFrames[frameId]
+                            childTable.df = childDf
+                            td.appendChild(childTable)
+                            this.renderTable(frameId)
+                            if (childDf.nrow !== childDf.totalRows) {
+                                const footer = document.createElement("p")
+                                footer.innerText = `... showing only top ${childDf.nrow} of ${childDf.totalRows} rows`
+                                td.appendChild(footer)
+                            }
+                        } else {
+                            td.appendChild(link)
+                        }
+                    } else if (value.style !== undefined) {
+                        td.innerHTML = value.value
+                        td.setAttribute("style", value.style)
+                    } else td.innerHTML = value
+                    this.nodeScriptReplace(td)
+                }
+            }
+        }
+
+        this.nodeScriptReplace = function (node) {
+            if (this.nodeScriptIs(node) === true) {
+                node.parentNode.replaceChild(this.nodeScriptClone(node), node);
+            } else {
+                let i = -1, children = node.childNodes;
+                while (++i < children.length) {
+                    this.nodeScriptReplace(children[i]);
+                }
+            }
+
+            return node;
+        }
+
+        this.nodeScriptClone = function (node) {
+            let script = document.createElement("script");
+            script.text = node.innerHTML;
+
+            let i = -1, attrs = node.attributes, attr;
+            while (++i < attrs.length) {
+                script.setAttribute((attr = attrs[i]).name, attr.value);
+            }
+            return script;
+        }
+
+        this.nodeScriptIs = function (node) {
+            return node.tagName === 'SCRIPT';
+        }
+    })()
+
+    window.call_DataFrame = function (f) {
+        return f();
+    };
+
+    let funQueue = window["kotlinQueues"] && window["kotlinQueues"]["DataFrame"];
+    if (funQueue) {
+        funQueue.forEach(function (f) {
+            f();
+        });
+        funQueue = [];
+    }
+})()
+
+/*<!--*/
+call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"age: Int\">age</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">45</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">40</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">18</span></span>"] }, 
+{ name: "<span title=\"city: String?\">city</span>", children: [], rightAlign: false, values: ["London","Dubai","Moscow","Milan","Tokyo","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","Moscow","Milan","London","Dubai"] }, 
+{ name: "<span title=\"weight: Int?\">weight</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">54</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">87</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">68</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">55</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">90</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">52</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">60</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">70</span></span>"] }, 
+{ name: "<span title=\"isHappy: Boolean\">isHappy</span>", children: [], rightAlign: false, values: ["true","true","false","true","true","false","true","false","false","false"] }, 
+], id: 0, rootId: 0, totalRows: 10 } ) });
+/*-->*/
+
+call_DataFrame(function() { DataFrame.renderTable(0) });
+
+function sendHeight() {
+    const table = document.querySelector('table.dataframe');
+    if (!table) return;
+
+    let height = 0;
+    
+    const thead = table.querySelector('thead');
+    if (thead) height += thead.offsetHeight;
+    
+    const rows = table.querySelectorAll(':scope > tbody > tr');
+    rows.forEach(row => {
+        height += row.offsetHeight;
+    });
+    
+    height += getVerticalMargins(table) + 10;
+
+    window.parent.postMessage({ type: 'iframeHeight', height: Math.ceil(height) }, '*');
+}
+
+function getVerticalMargins(element) {
+    const style = getComputedStyle(element);
+    return parseFloat(style.marginTop) + parseFloat(style.marginBottom);
+}
+
+function repeatHeightCalculation(maxRetries = 10, interval = 100) {
+    let retries = 0;
+    const intervalId = setInterval(() => {
+        sendHeight();
+        retries++;
+        if (retries >= maxRetries) clearInterval(intervalId);
+    }, interval);
+}
+
+window.addEventListener('load', repeatHeightCalculation);
+
+const observer = new MutationObserver(() => repeatHeightCalculation(5, 50));
+observer.observe(document.querySelector('.dataframe'), {
+    childList: true,
+    subtree: true,
+    characterData: true,
+});
+
+
+</script>
+</html>
diff --git a/docs/StardustDocs/resources/api/columnSelectors/columnsSelectorBySeveralIndices.html b/docs/StardustDocs/resources/api/columnSelectors/columnsSelectorBySeveralIndices.html
new file mode 100644
index 0000000000..082791040d
--- /dev/null
+++ b/docs/StardustDocs/resources/api/columnSelectors/columnsSelectorBySeveralIndices.html
@@ -0,0 +1,514 @@
+<html>
+<head>
+<style type="text/css">
+:root {
+    --background: #fff;
+    --background-odd: #f5f5f5;
+    --background-hover: #d9edfd;
+    --header-text-color: #474747;
+    --text-color: #848484;
+    --text-color-dark: #000;
+    --text-color-medium: #737373;
+    --text-color-pale: #b3b3b3;
+    --inner-border-color: #aaa;
+    --bold-border-color: #000;
+    --link-color: #296eaa;
+    --link-color-pale: #296eaa;
+    --link-hover: #1a466c;
+}
+
+:root[theme="dark"], :root [data-jp-theme-light="false"], .dataframe_dark{
+    --background: #303030;
+    --background-odd: #3c3c3c;
+    --background-hover: #464646;
+    --header-text-color: #dddddd;
+    --text-color: #b3b3b3;
+    --text-color-dark: #dddddd;
+    --text-color-medium: #b2b2b2;
+    --text-color-pale: #737373;
+    --inner-border-color: #707070;
+    --bold-border-color: #777777;
+    --link-color: #008dc0;
+    --link-color-pale: #97e1fb;
+    --link-hover: #00688e;
+}
+
+p.dataframe_description {
+    color: var(--text-color-dark);
+}
+
+table.dataframe {
+    font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
+    font-size: 12px;
+    background-color: var(--background);
+    color: var(--text-color-dark);
+    border: none;
+    border-collapse: collapse;
+}
+
+table.dataframe th, td {
+    padding: 6px;
+    border: 1px solid transparent;
+    text-align: left;
+}
+
+table.dataframe th {
+    background-color: var(--background);
+    color: var(--header-text-color);
+}
+
+table.dataframe td {
+    vertical-align: top;
+    white-space: nowrap;
+}
+
+table.dataframe th.bottomBorder {
+    border-bottom-color: var(--bold-border-color);
+}
+
+table.dataframe tbody > tr:nth-child(odd) {
+    background: var(--background-odd);
+}
+
+table.dataframe tbody > tr:nth-child(even) {
+    background: var(--background);
+}
+
+table.dataframe tbody > tr:hover {
+    background: var(--background-hover);
+}
+
+table.dataframe a {
+    cursor: pointer;
+    color: var(--link-color);
+    text-decoration: none;
+}
+
+table.dataframe tr:hover > td a {
+    color: var(--link-color-pale);
+}
+
+table.dataframe a:hover {
+    color: var(--link-hover);
+    text-decoration: underline;
+}
+
+table.dataframe img {
+    max-width: fit-content;
+}
+
+table.dataframe th.complex {
+    background-color: var(--background);
+    border: 1px solid var(--background);
+}
+
+table.dataframe .leftBorder {
+    border-left-color: var(--inner-border-color);
+}
+
+table.dataframe .rightBorder {
+    border-right-color: var(--inner-border-color);
+}
+
+table.dataframe .rightAlign {
+    text-align: right;
+}
+
+table.dataframe .expanderSvg {
+    width: 8px;
+    height: 8px;
+    margin-right: 3px;
+}
+
+table.dataframe .expander {
+    display: flex;
+    align-items: center;
+}
+
+/* formatting */
+
+table.dataframe .null {
+    color: var(--text-color-pale);
+}
+
+table.dataframe .structural {
+    color: var(--text-color-medium);
+    font-weight: bold;
+}
+
+table.dataframe .dataFrameCaption {
+    font-weight: bold;
+}
+
+table.dataframe .numbers {
+    color: var(--text-color-dark);
+}
+
+table.dataframe td:hover .formatted .structural, .null {
+    color: var(--text-color-dark);
+}
+
+table.dataframe tr:hover .formatted .structural, .null {
+    color: var(--text-color-dark);
+}
+
+
+body {
+    font-family: "JetBrains Mono",SFMono-Regular,Consolas,"Liberation Mono",Menlo,Courier,monospace;
+}       
+
+:root {
+    color: #19191C;
+    background-color: #fff;
+}
+
+:root[theme="dark"] {
+    background-color: #19191C;
+    color: #FFFFFFCC
+}
+
+details details {
+    margin-left: 20px; 
+}
+
+summary {
+    padding: 6px;
+}
+</style>
+</head>
+<body>
+<table class="dataframe" id="df_0"></table>
+
+<p class="dataframe_description"></p>
+</body>
+<script>
+(function () {
+    window.DataFrame = window.DataFrame || new (function () {
+        this.addTable = function (df) {
+            let cols = df.cols;
+            for (let i = 0; i < cols.length; i++) {
+                for (let c of cols[i].children) {
+                    cols[c].parent = i;
+                }
+            }
+            df.nrow = 0
+            for (let i = 0; i < df.cols.length; i++) {
+                if (df.cols[i].values.length > df.nrow) df.nrow = df.cols[i].values.length
+            }
+            if (df.id === df.rootId) {
+                df.expandedFrames = new Set()
+                df.childFrames = {}
+                const table = this.getTableElement(df.id)
+                table.df = df
+                for (let i = 0; i < df.cols.length; i++) {
+                    let col = df.cols[i]
+                    if (col.parent === undefined && col.children.length > 0) col.expanded = true
+                }
+            } else {
+                const rootDf = this.getTableData(df.rootId)
+                rootDf.childFrames[df.id] = df
+            }
+        }
+
+        this.computeRenderData = function (df) {
+            let result = []
+            let pos = 0
+            for (let col = 0; col < df.cols.length; col++) {
+                if (df.cols[col].parent === undefined)
+                    pos += this.computeRenderDataRec(df.cols, col, pos, 0, result, false, false)
+            }
+            for (let i = 0; i < result.length; i++) {
+                let row = result[i]
+                for (let j = 0; j < row.length; j++) {
+                    let cell = row[j]
+                    if (j === 0)
+                        cell.leftBd = false
+                    if (j < row.length - 1) {
+                        let nextData = row[j + 1]
+                        if (nextData.leftBd) cell.rightBd = true
+                        else if (cell.rightBd) nextData.leftBd = true
+                    } else cell.rightBd = false
+                }
+            }
+            return result
+        }
+
+        this.computeRenderDataRec = function (cols, colId, pos, depth, result, leftBorder, rightBorder) {
+            if (result.length === depth) {
+                const array = [];
+                if (pos > 0) {
+                    let j = 0
+                    for (let i = 0; j < pos; i++) {
+                        let c = result[depth - 1][i]
+                        j += c.span
+                        let copy = Object.assign({empty: true}, c)
+                        array.push(copy)
+                    }
+                }
+                result.push(array)
+            }
+            const col = cols[colId];
+            let size = 0;
+            if (col.expanded) {
+                let childPos = pos
+                for (let i = 0; i < col.children.length; i++) {
+                    let child = col.children[i]
+                    let childLeft = i === 0 && (col.children.length > 1 || leftBorder)
+                    let childRight = i === col.children.length - 1 && (col.children.length > 1 || rightBorder)
+                    let childSize = this.computeRenderDataRec(cols, child, childPos, depth + 1, result, childLeft, childRight)
+                    childPos += childSize
+                    size += childSize
+                }
+            } else {
+                for (let i = depth + 1; i < result.length; i++)
+                    result[i].push({id: colId, span: 1, leftBd: leftBorder, rightBd: rightBorder, empty: true})
+                size = 1
+            }
+            let left = leftBorder
+            let right = rightBorder
+            if (size > 1) {
+                left = true
+                right = true
+            }
+            result[depth].push({id: colId, span: size, leftBd: left, rightBd: right})
+            return size
+        }
+
+        this.getTableElement = function (id) {
+            return document.getElementById("df_" + id)
+        }
+
+        this.getTableData = function (id) {
+            return this.getTableElement(id).df
+        }
+
+        this.createExpander = function (isExpanded) {
+            const svgNs = "http://www.w3.org/2000/svg"
+            let svg = document.createElementNS(svgNs, "svg")
+            svg.classList.add("expanderSvg")
+            let path = document.createElementNS(svgNs, "path")
+            if (isExpanded) {
+                svg.setAttribute("viewBox", "0 -2 8 8")
+                path.setAttribute("d", "M1 0 l-1 1 4 4 4 -4 -1 -1 -3 3Z")
+            } else {
+                svg.setAttribute("viewBox", "-2 0 8 8")
+                path.setAttribute("d", "M1 0 l-1 1 3 3 -3 3 1 1 4 -4Z")
+            }
+            path.setAttribute("fill", "currentColor")
+            svg.appendChild(path)
+            return svg
+        }
+
+        this.renderTable = function (id) {
+
+            let table = this.getTableElement(id)
+
+            if (table === null) return
+
+            table.innerHTML = ""
+
+            let df = table.df
+            let rootDf = df.rootId === df.id ? df : this.getTableData(df.rootId)
+
+            // header
+            let header = document.createElement("thead")
+            table.appendChild(header)
+
+            let renderData = this.computeRenderData(df)
+            for (let j = 0; j < renderData.length; j++) {
+                let rowData = renderData[j]
+                let tr = document.createElement("tr");
+                let isLastRow = j === renderData.length - 1
+                header.appendChild(tr);
+                for (let i = 0; i < rowData.length; i++) {
+                    let cell = rowData[i]
+                    let th = document.createElement("th");
+                    th.setAttribute("colspan", cell.span)
+                    let colId = cell.id
+                    let col = df.cols[colId];
+                    if (!cell.empty) {
+                        if (col.children.length === 0) {
+                            th.innerHTML = col.name
+                        } else {
+                            let link = document.createElement("a")
+                            link.className = "expander"
+                            let that = this
+                            link.onclick = function () {
+                                col.expanded = !col.expanded
+                                that.renderTable(id)
+                            }
+                            link.appendChild(this.createExpander(col.expanded))
+                            link.innerHTML += col.name
+                            th.appendChild(link)
+                        }
+                    }
+                    let classes = (cell.leftBd ? " leftBorder" : "") + (cell.rightBd ? " rightBorder" : "")
+                    if (col.rightAlign)
+                        classes += " rightAlign"
+                    if (isLastRow)
+                        classes += " bottomBorder"
+                    if (classes.length > 0)
+                        th.setAttribute("class", classes)
+                    tr.appendChild(th)
+                }
+            }
+
+            // body
+            let body = document.createElement("tbody")
+            table.appendChild(body)
+
+            let columns = renderData.pop()
+            for (let row = 0; row < df.nrow; row++) {
+                let tr = document.createElement("tr");
+                body.appendChild(tr)
+                for (let i = 0; i < columns.length; i++) {
+                    let cell = columns[i]
+                    let td = document.createElement("td");
+                    let colId = cell.id
+                    let col = df.cols[colId]
+                    let classes = (cell.leftBd ? " leftBorder" : "") + (cell.rightBd ? " rightBorder" : "")
+                    if (col.rightAlign)
+                        classes += " rightAlign"
+                    if (classes.length > 0)
+                        td.setAttribute("class", classes)
+                    tr.appendChild(td)
+                    let value = col.values[row]
+                    if (value.frameId !== undefined) {
+                        let frameId = value.frameId
+                        let expanded = rootDf.expandedFrames.has(frameId)
+                        let link = document.createElement("a")
+                        link.className = "expander"
+                        let that = this
+                        link.onclick = function () {
+                            if (rootDf.expandedFrames.has(frameId))
+                                rootDf.expandedFrames.delete(frameId)
+                            else rootDf.expandedFrames.add(frameId)
+                            that.renderTable(id)
+                        }
+                        link.appendChild(this.createExpander(expanded))
+                        link.innerHTML += value.value
+                        if (expanded) {
+                            td.appendChild(link)
+                            td.appendChild(document.createElement("p"))
+                            const childTable = document.createElement("table")
+                            childTable.className = "dataframe"
+                            childTable.id = "df_" + frameId
+                            let childDf = rootDf.childFrames[frameId]
+                            childTable.df = childDf
+                            td.appendChild(childTable)
+                            this.renderTable(frameId)
+                            if (childDf.nrow !== childDf.totalRows) {
+                                const footer = document.createElement("p")
+                                footer.innerText = `... showing only top ${childDf.nrow} of ${childDf.totalRows} rows`
+                                td.appendChild(footer)
+                            }
+                        } else {
+                            td.appendChild(link)
+                        }
+                    } else if (value.style !== undefined) {
+                        td.innerHTML = value.value
+                        td.setAttribute("style", value.style)
+                    } else td.innerHTML = value
+                    this.nodeScriptReplace(td)
+                }
+            }
+        }
+
+        this.nodeScriptReplace = function (node) {
+            if (this.nodeScriptIs(node) === true) {
+                node.parentNode.replaceChild(this.nodeScriptClone(node), node);
+            } else {
+                let i = -1, children = node.childNodes;
+                while (++i < children.length) {
+                    this.nodeScriptReplace(children[i]);
+                }
+            }
+
+            return node;
+        }
+
+        this.nodeScriptClone = function (node) {
+            let script = document.createElement("script");
+            script.text = node.innerHTML;
+
+            let i = -1, attrs = node.attributes, attr;
+            while (++i < attrs.length) {
+                script.setAttribute((attr = attrs[i]).name, attr.value);
+            }
+            return script;
+        }
+
+        this.nodeScriptIs = function (node) {
+            return node.tagName === 'SCRIPT';
+        }
+    })()
+
+    window.call_DataFrame = function (f) {
+        return f();
+    };
+
+    let funQueue = window["kotlinQueues"] && window["kotlinQueues"]["DataFrame"];
+    if (funQueue) {
+        funQueue.forEach(function (f) {
+            f();
+        });
+        funQueue = [];
+    }
+})()
+
+/*<!--*/
+call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"firstName: String\">firstName</span>", children: [], rightAlign: false, values: ["Alice","Bob","Charlie","Charlie","Bob","Alice","Charlie","Alice","Bob","Charlie"] }, 
+{ name: "<span title=\"lastName: String\">lastName</span>", children: [], rightAlign: false, values: ["Cooper","Dylan","Daniels","Chaplin","Marley","Wolf","Byrd","Smith","Brown","Johnson"] }, 
+{ name: "<span title=\"name: DataRow<*>\">name</span>", children: [0, 1], rightAlign: false, values: ["<span class=\"formatted\" title=\"firstName: Alice\nlastName: Cooper\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cooper<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Dylan\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dylan<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Daniels\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dan<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Chaplin\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cha<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Marley\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Marley<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Alice\nlastName: Wolf\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Wolf<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Byrd\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Byrd<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Alice\nlastName: Smith\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Smith<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Brown\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Brown<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Johnson\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Joh<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>"] }, 
+{ name: "<span title=\"age: Int\">age</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">45</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">40</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">18</span></span>"] }, 
+{ name: "<span title=\"weight: Int?\">weight</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">54</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">87</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">68</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">55</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">90</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">52</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">60</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">70</span></span>"] }, 
+], id: 0, rootId: 0, totalRows: 10 } ) });
+/*-->*/
+
+call_DataFrame(function() { DataFrame.renderTable(0) });
+
+function sendHeight() {
+    const table = document.querySelector('table.dataframe');
+    if (!table) return;
+
+    let height = 0;
+    
+    const thead = table.querySelector('thead');
+    if (thead) height += thead.offsetHeight;
+    
+    const rows = table.querySelectorAll(':scope > tbody > tr');
+    rows.forEach(row => {
+        height += row.offsetHeight;
+    });
+    
+    height += getVerticalMargins(table) + 10;
+
+    window.parent.postMessage({ type: 'iframeHeight', height: Math.ceil(height) }, '*');
+}
+
+function getVerticalMargins(element) {
+    const style = getComputedStyle(element);
+    return parseFloat(style.marginTop) + parseFloat(style.marginBottom);
+}
+
+function repeatHeightCalculation(maxRetries = 10, interval = 100) {
+    let retries = 0;
+    const intervalId = setInterval(() => {
+        sendHeight();
+        retries++;
+        if (retries >= maxRetries) clearInterval(intervalId);
+    }, interval);
+}
+
+window.addEventListener('load', repeatHeightCalculation);
+
+const observer = new MutationObserver(() => repeatHeightCalculation(5, 50));
+observer.observe(document.querySelector('.dataframe'), {
+    childList: true,
+    subtree: true,
+    characterData: true,
+});
+
+
+</script>
+</html>
diff --git a/docs/StardustDocs/resources/api/fill/fillNA.html b/docs/StardustDocs/resources/api/fill/fillNA.html
new file mode 100644
index 0000000000..ab9efc35d2
--- /dev/null
+++ b/docs/StardustDocs/resources/api/fill/fillNA.html
@@ -0,0 +1,516 @@
+<html>
+<head>
+<style type="text/css">
+:root {
+    --background: #fff;
+    --background-odd: #f5f5f5;
+    --background-hover: #d9edfd;
+    --header-text-color: #474747;
+    --text-color: #848484;
+    --text-color-dark: #000;
+    --text-color-medium: #737373;
+    --text-color-pale: #b3b3b3;
+    --inner-border-color: #aaa;
+    --bold-border-color: #000;
+    --link-color: #296eaa;
+    --link-color-pale: #296eaa;
+    --link-hover: #1a466c;
+}
+
+:root[theme="dark"], :root [data-jp-theme-light="false"], .dataframe_dark{
+    --background: #303030;
+    --background-odd: #3c3c3c;
+    --background-hover: #464646;
+    --header-text-color: #dddddd;
+    --text-color: #b3b3b3;
+    --text-color-dark: #dddddd;
+    --text-color-medium: #b2b2b2;
+    --text-color-pale: #737373;
+    --inner-border-color: #707070;
+    --bold-border-color: #777777;
+    --link-color: #008dc0;
+    --link-color-pale: #97e1fb;
+    --link-hover: #00688e;
+}
+
+p.dataframe_description {
+    color: var(--text-color-dark);
+}
+
+table.dataframe {
+    font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
+    font-size: 12px;
+    background-color: var(--background);
+    color: var(--text-color-dark);
+    border: none;
+    border-collapse: collapse;
+}
+
+table.dataframe th, td {
+    padding: 6px;
+    border: 1px solid transparent;
+    text-align: left;
+}
+
+table.dataframe th {
+    background-color: var(--background);
+    color: var(--header-text-color);
+}
+
+table.dataframe td {
+    vertical-align: top;
+    white-space: nowrap;
+}
+
+table.dataframe th.bottomBorder {
+    border-bottom-color: var(--bold-border-color);
+}
+
+table.dataframe tbody > tr:nth-child(odd) {
+    background: var(--background-odd);
+}
+
+table.dataframe tbody > tr:nth-child(even) {
+    background: var(--background);
+}
+
+table.dataframe tbody > tr:hover {
+    background: var(--background-hover);
+}
+
+table.dataframe a {
+    cursor: pointer;
+    color: var(--link-color);
+    text-decoration: none;
+}
+
+table.dataframe tr:hover > td a {
+    color: var(--link-color-pale);
+}
+
+table.dataframe a:hover {
+    color: var(--link-hover);
+    text-decoration: underline;
+}
+
+table.dataframe img {
+    max-width: fit-content;
+}
+
+table.dataframe th.complex {
+    background-color: var(--background);
+    border: 1px solid var(--background);
+}
+
+table.dataframe .leftBorder {
+    border-left-color: var(--inner-border-color);
+}
+
+table.dataframe .rightBorder {
+    border-right-color: var(--inner-border-color);
+}
+
+table.dataframe .rightAlign {
+    text-align: right;
+}
+
+table.dataframe .expanderSvg {
+    width: 8px;
+    height: 8px;
+    margin-right: 3px;
+}
+
+table.dataframe .expander {
+    display: flex;
+    align-items: center;
+}
+
+/* formatting */
+
+table.dataframe .null {
+    color: var(--text-color-pale);
+}
+
+table.dataframe .structural {
+    color: var(--text-color-medium);
+    font-weight: bold;
+}
+
+table.dataframe .dataFrameCaption {
+    font-weight: bold;
+}
+
+table.dataframe .numbers {
+    color: var(--text-color-dark);
+}
+
+table.dataframe td:hover .formatted .structural, .null {
+    color: var(--text-color-dark);
+}
+
+table.dataframe tr:hover .formatted .structural, .null {
+    color: var(--text-color-dark);
+}
+
+
+body {
+    font-family: "JetBrains Mono",SFMono-Regular,Consolas,"Liberation Mono",Menlo,Courier,monospace;
+}       
+
+:root {
+    color: #19191C;
+    background-color: #fff;
+}
+
+:root[theme="dark"] {
+    background-color: #19191C;
+    color: #FFFFFFCC
+}
+
+details details {
+    margin-left: 20px; 
+}
+
+summary {
+    padding: 6px;
+}
+</style>
+</head>
+<body>
+<table class="dataframe" id="df_0"></table>
+
+<p class="dataframe_description"></p>
+</body>
+<script>
+(function () {
+    window.DataFrame = window.DataFrame || new (function () {
+        this.addTable = function (df) {
+            let cols = df.cols;
+            for (let i = 0; i < cols.length; i++) {
+                for (let c of cols[i].children) {
+                    cols[c].parent = i;
+                }
+            }
+            df.nrow = 0
+            for (let i = 0; i < df.cols.length; i++) {
+                if (df.cols[i].values.length > df.nrow) df.nrow = df.cols[i].values.length
+            }
+            if (df.id === df.rootId) {
+                df.expandedFrames = new Set()
+                df.childFrames = {}
+                const table = this.getTableElement(df.id)
+                table.df = df
+                for (let i = 0; i < df.cols.length; i++) {
+                    let col = df.cols[i]
+                    if (col.parent === undefined && col.children.length > 0) col.expanded = true
+                }
+            } else {
+                const rootDf = this.getTableData(df.rootId)
+                rootDf.childFrames[df.id] = df
+            }
+        }
+
+        this.computeRenderData = function (df) {
+            let result = []
+            let pos = 0
+            for (let col = 0; col < df.cols.length; col++) {
+                if (df.cols[col].parent === undefined)
+                    pos += this.computeRenderDataRec(df.cols, col, pos, 0, result, false, false)
+            }
+            for (let i = 0; i < result.length; i++) {
+                let row = result[i]
+                for (let j = 0; j < row.length; j++) {
+                    let cell = row[j]
+                    if (j === 0)
+                        cell.leftBd = false
+                    if (j < row.length - 1) {
+                        let nextData = row[j + 1]
+                        if (nextData.leftBd) cell.rightBd = true
+                        else if (cell.rightBd) nextData.leftBd = true
+                    } else cell.rightBd = false
+                }
+            }
+            return result
+        }
+
+        this.computeRenderDataRec = function (cols, colId, pos, depth, result, leftBorder, rightBorder) {
+            if (result.length === depth) {
+                const array = [];
+                if (pos > 0) {
+                    let j = 0
+                    for (let i = 0; j < pos; i++) {
+                        let c = result[depth - 1][i]
+                        j += c.span
+                        let copy = Object.assign({empty: true}, c)
+                        array.push(copy)
+                    }
+                }
+                result.push(array)
+            }
+            const col = cols[colId];
+            let size = 0;
+            if (col.expanded) {
+                let childPos = pos
+                for (let i = 0; i < col.children.length; i++) {
+                    let child = col.children[i]
+                    let childLeft = i === 0 && (col.children.length > 1 || leftBorder)
+                    let childRight = i === col.children.length - 1 && (col.children.length > 1 || rightBorder)
+                    let childSize = this.computeRenderDataRec(cols, child, childPos, depth + 1, result, childLeft, childRight)
+                    childPos += childSize
+                    size += childSize
+                }
+            } else {
+                for (let i = depth + 1; i < result.length; i++)
+                    result[i].push({id: colId, span: 1, leftBd: leftBorder, rightBd: rightBorder, empty: true})
+                size = 1
+            }
+            let left = leftBorder
+            let right = rightBorder
+            if (size > 1) {
+                left = true
+                right = true
+            }
+            result[depth].push({id: colId, span: size, leftBd: left, rightBd: right})
+            return size
+        }
+
+        this.getTableElement = function (id) {
+            return document.getElementById("df_" + id)
+        }
+
+        this.getTableData = function (id) {
+            return this.getTableElement(id).df
+        }
+
+        this.createExpander = function (isExpanded) {
+            const svgNs = "http://www.w3.org/2000/svg"
+            let svg = document.createElementNS(svgNs, "svg")
+            svg.classList.add("expanderSvg")
+            let path = document.createElementNS(svgNs, "path")
+            if (isExpanded) {
+                svg.setAttribute("viewBox", "0 -2 8 8")
+                path.setAttribute("d", "M1 0 l-1 1 4 4 4 -4 -1 -1 -3 3Z")
+            } else {
+                svg.setAttribute("viewBox", "-2 0 8 8")
+                path.setAttribute("d", "M1 0 l-1 1 3 3 -3 3 1 1 4 -4Z")
+            }
+            path.setAttribute("fill", "currentColor")
+            svg.appendChild(path)
+            return svg
+        }
+
+        this.renderTable = function (id) {
+
+            let table = this.getTableElement(id)
+
+            if (table === null) return
+
+            table.innerHTML = ""
+
+            let df = table.df
+            let rootDf = df.rootId === df.id ? df : this.getTableData(df.rootId)
+
+            // header
+            let header = document.createElement("thead")
+            table.appendChild(header)
+
+            let renderData = this.computeRenderData(df)
+            for (let j = 0; j < renderData.length; j++) {
+                let rowData = renderData[j]
+                let tr = document.createElement("tr");
+                let isLastRow = j === renderData.length - 1
+                header.appendChild(tr);
+                for (let i = 0; i < rowData.length; i++) {
+                    let cell = rowData[i]
+                    let th = document.createElement("th");
+                    th.setAttribute("colspan", cell.span)
+                    let colId = cell.id
+                    let col = df.cols[colId];
+                    if (!cell.empty) {
+                        if (col.children.length === 0) {
+                            th.innerHTML = col.name
+                        } else {
+                            let link = document.createElement("a")
+                            link.className = "expander"
+                            let that = this
+                            link.onclick = function () {
+                                col.expanded = !col.expanded
+                                that.renderTable(id)
+                            }
+                            link.appendChild(this.createExpander(col.expanded))
+                            link.innerHTML += col.name
+                            th.appendChild(link)
+                        }
+                    }
+                    let classes = (cell.leftBd ? " leftBorder" : "") + (cell.rightBd ? " rightBorder" : "")
+                    if (col.rightAlign)
+                        classes += " rightAlign"
+                    if (isLastRow)
+                        classes += " bottomBorder"
+                    if (classes.length > 0)
+                        th.setAttribute("class", classes)
+                    tr.appendChild(th)
+                }
+            }
+
+            // body
+            let body = document.createElement("tbody")
+            table.appendChild(body)
+
+            let columns = renderData.pop()
+            for (let row = 0; row < df.nrow; row++) {
+                let tr = document.createElement("tr");
+                body.appendChild(tr)
+                for (let i = 0; i < columns.length; i++) {
+                    let cell = columns[i]
+                    let td = document.createElement("td");
+                    let colId = cell.id
+                    let col = df.cols[colId]
+                    let classes = (cell.leftBd ? " leftBorder" : "") + (cell.rightBd ? " rightBorder" : "")
+                    if (col.rightAlign)
+                        classes += " rightAlign"
+                    if (classes.length > 0)
+                        td.setAttribute("class", classes)
+                    tr.appendChild(td)
+                    let value = col.values[row]
+                    if (value.frameId !== undefined) {
+                        let frameId = value.frameId
+                        let expanded = rootDf.expandedFrames.has(frameId)
+                        let link = document.createElement("a")
+                        link.className = "expander"
+                        let that = this
+                        link.onclick = function () {
+                            if (rootDf.expandedFrames.has(frameId))
+                                rootDf.expandedFrames.delete(frameId)
+                            else rootDf.expandedFrames.add(frameId)
+                            that.renderTable(id)
+                        }
+                        link.appendChild(this.createExpander(expanded))
+                        link.innerHTML += value.value
+                        if (expanded) {
+                            td.appendChild(link)
+                            td.appendChild(document.createElement("p"))
+                            const childTable = document.createElement("table")
+                            childTable.className = "dataframe"
+                            childTable.id = "df_" + frameId
+                            let childDf = rootDf.childFrames[frameId]
+                            childTable.df = childDf
+                            td.appendChild(childTable)
+                            this.renderTable(frameId)
+                            if (childDf.nrow !== childDf.totalRows) {
+                                const footer = document.createElement("p")
+                                footer.innerText = `... showing only top ${childDf.nrow} of ${childDf.totalRows} rows`
+                                td.appendChild(footer)
+                            }
+                        } else {
+                            td.appendChild(link)
+                        }
+                    } else if (value.style !== undefined) {
+                        td.innerHTML = value.value
+                        td.setAttribute("style", value.style)
+                    } else td.innerHTML = value
+                    this.nodeScriptReplace(td)
+                }
+            }
+        }
+
+        this.nodeScriptReplace = function (node) {
+            if (this.nodeScriptIs(node) === true) {
+                node.parentNode.replaceChild(this.nodeScriptClone(node), node);
+            } else {
+                let i = -1, children = node.childNodes;
+                while (++i < children.length) {
+                    this.nodeScriptReplace(children[i]);
+                }
+            }
+
+            return node;
+        }
+
+        this.nodeScriptClone = function (node) {
+            let script = document.createElement("script");
+            script.text = node.innerHTML;
+
+            let i = -1, attrs = node.attributes, attr;
+            while (++i < attrs.length) {
+                script.setAttribute((attr = attrs[i]).name, attr.value);
+            }
+            return script;
+        }
+
+        this.nodeScriptIs = function (node) {
+            return node.tagName === 'SCRIPT';
+        }
+    })()
+
+    window.call_DataFrame = function (f) {
+        return f();
+    };
+
+    let funQueue = window["kotlinQueues"] && window["kotlinQueues"]["DataFrame"];
+    if (funQueue) {
+        funQueue.forEach(function (f) {
+            f();
+        });
+        funQueue = [];
+    }
+})()
+
+/*<!--*/
+call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"firstName: String\">firstName</span>", children: [], rightAlign: false, values: ["Alice","Bob","Charlie","Charlie","Bob","Alice","Charlie","Alice","Bob","Charlie"] }, 
+{ name: "<span title=\"lastName: String\">lastName</span>", children: [], rightAlign: false, values: ["Cooper","Dylan","Daniels","Chaplin","Marley","Wolf","Byrd","Smith","Brown","Johnson"] }, 
+{ name: "<span title=\"name: DataRow<*>\">name</span>", children: [0, 1], rightAlign: false, values: ["<span class=\"formatted\" title=\"firstName: Alice\nlastName: Cooper\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cooper<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Dylan\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dylan<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Daniels\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dan<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Chaplin\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cha<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Marley\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Marley<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Alice\nlastName: Wolf\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Wolf<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Byrd\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Byrd<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Alice\nlastName: Smith\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Smith<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Brown\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Brown<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Johnson\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Joh<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>"] }, 
+{ name: "<span title=\"age: Int\">age</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">45</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">40</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">18</span></span>"] }, 
+{ name: "<span title=\"city: String?\">city</span>", children: [], rightAlign: false, values: ["London","Dubai","Moscow","Milan","Tokyo","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","Moscow","Milan","London","Dubai"] }, 
+{ name: "<span title=\"weight: Int\">weight</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">54</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">87</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">-1</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">-1</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">68</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">55</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">90</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">52</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">60</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">70</span></span>"] }, 
+{ name: "<span title=\"isHappy: Boolean\">isHappy</span>", children: [], rightAlign: false, values: ["true","true","false","true","true","false","true","false","false","false"] }, 
+], id: 0, rootId: 0, totalRows: 10 } ) });
+/*-->*/
+
+call_DataFrame(function() { DataFrame.renderTable(0) });
+
+function sendHeight() {
+    const table = document.querySelector('table.dataframe');
+    if (!table) return;
+
+    let height = 0;
+    
+    const thead = table.querySelector('thead');
+    if (thead) height += thead.offsetHeight;
+    
+    const rows = table.querySelectorAll(':scope > tbody > tr');
+    rows.forEach(row => {
+        height += row.offsetHeight;
+    });
+    
+    height += getVerticalMargins(table) + 10;
+
+    window.parent.postMessage({ type: 'iframeHeight', height: Math.ceil(height) }, '*');
+}
+
+function getVerticalMargins(element) {
+    const style = getComputedStyle(element);
+    return parseFloat(style.marginTop) + parseFloat(style.marginBottom);
+}
+
+function repeatHeightCalculation(maxRetries = 10, interval = 100) {
+    let retries = 0;
+    const intervalId = setInterval(() => {
+        sendHeight();
+        retries++;
+        if (retries >= maxRetries) clearInterval(intervalId);
+    }, interval);
+}
+
+window.addEventListener('load', repeatHeightCalculation);
+
+const observer = new MutationObserver(() => repeatHeightCalculation(5, 50));
+observer.observe(document.querySelector('.dataframe'), {
+    childList: true,
+    subtree: true,
+    characterData: true,
+});
+
+
+</script>
+</html>
diff --git a/docs/StardustDocs/resources/api/fill/fillNaNs.html b/docs/StardustDocs/resources/api/fill/fillNaNs.html
new file mode 100644
index 0000000000..bf549bf28c
--- /dev/null
+++ b/docs/StardustDocs/resources/api/fill/fillNaNs.html
@@ -0,0 +1,516 @@
+<html>
+<head>
+<style type="text/css">
+:root {
+    --background: #fff;
+    --background-odd: #f5f5f5;
+    --background-hover: #d9edfd;
+    --header-text-color: #474747;
+    --text-color: #848484;
+    --text-color-dark: #000;
+    --text-color-medium: #737373;
+    --text-color-pale: #b3b3b3;
+    --inner-border-color: #aaa;
+    --bold-border-color: #000;
+    --link-color: #296eaa;
+    --link-color-pale: #296eaa;
+    --link-hover: #1a466c;
+}
+
+:root[theme="dark"], :root [data-jp-theme-light="false"], .dataframe_dark{
+    --background: #303030;
+    --background-odd: #3c3c3c;
+    --background-hover: #464646;
+    --header-text-color: #dddddd;
+    --text-color: #b3b3b3;
+    --text-color-dark: #dddddd;
+    --text-color-medium: #b2b2b2;
+    --text-color-pale: #737373;
+    --inner-border-color: #707070;
+    --bold-border-color: #777777;
+    --link-color: #008dc0;
+    --link-color-pale: #97e1fb;
+    --link-hover: #00688e;
+}
+
+p.dataframe_description {
+    color: var(--text-color-dark);
+}
+
+table.dataframe {
+    font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
+    font-size: 12px;
+    background-color: var(--background);
+    color: var(--text-color-dark);
+    border: none;
+    border-collapse: collapse;
+}
+
+table.dataframe th, td {
+    padding: 6px;
+    border: 1px solid transparent;
+    text-align: left;
+}
+
+table.dataframe th {
+    background-color: var(--background);
+    color: var(--header-text-color);
+}
+
+table.dataframe td {
+    vertical-align: top;
+    white-space: nowrap;
+}
+
+table.dataframe th.bottomBorder {
+    border-bottom-color: var(--bold-border-color);
+}
+
+table.dataframe tbody > tr:nth-child(odd) {
+    background: var(--background-odd);
+}
+
+table.dataframe tbody > tr:nth-child(even) {
+    background: var(--background);
+}
+
+table.dataframe tbody > tr:hover {
+    background: var(--background-hover);
+}
+
+table.dataframe a {
+    cursor: pointer;
+    color: var(--link-color);
+    text-decoration: none;
+}
+
+table.dataframe tr:hover > td a {
+    color: var(--link-color-pale);
+}
+
+table.dataframe a:hover {
+    color: var(--link-hover);
+    text-decoration: underline;
+}
+
+table.dataframe img {
+    max-width: fit-content;
+}
+
+table.dataframe th.complex {
+    background-color: var(--background);
+    border: 1px solid var(--background);
+}
+
+table.dataframe .leftBorder {
+    border-left-color: var(--inner-border-color);
+}
+
+table.dataframe .rightBorder {
+    border-right-color: var(--inner-border-color);
+}
+
+table.dataframe .rightAlign {
+    text-align: right;
+}
+
+table.dataframe .expanderSvg {
+    width: 8px;
+    height: 8px;
+    margin-right: 3px;
+}
+
+table.dataframe .expander {
+    display: flex;
+    align-items: center;
+}
+
+/* formatting */
+
+table.dataframe .null {
+    color: var(--text-color-pale);
+}
+
+table.dataframe .structural {
+    color: var(--text-color-medium);
+    font-weight: bold;
+}
+
+table.dataframe .dataFrameCaption {
+    font-weight: bold;
+}
+
+table.dataframe .numbers {
+    color: var(--text-color-dark);
+}
+
+table.dataframe td:hover .formatted .structural, .null {
+    color: var(--text-color-dark);
+}
+
+table.dataframe tr:hover .formatted .structural, .null {
+    color: var(--text-color-dark);
+}
+
+
+body {
+    font-family: "JetBrains Mono",SFMono-Regular,Consolas,"Liberation Mono",Menlo,Courier,monospace;
+}       
+
+:root {
+    color: #19191C;
+    background-color: #fff;
+}
+
+:root[theme="dark"] {
+    background-color: #19191C;
+    color: #FFFFFFCC
+}
+
+details details {
+    margin-left: 20px; 
+}
+
+summary {
+    padding: 6px;
+}
+</style>
+</head>
+<body>
+<table class="dataframe" id="df_0"></table>
+
+<p class="dataframe_description"></p>
+</body>
+<script>
+(function () {
+    window.DataFrame = window.DataFrame || new (function () {
+        this.addTable = function (df) {
+            let cols = df.cols;
+            for (let i = 0; i < cols.length; i++) {
+                for (let c of cols[i].children) {
+                    cols[c].parent = i;
+                }
+            }
+            df.nrow = 0
+            for (let i = 0; i < df.cols.length; i++) {
+                if (df.cols[i].values.length > df.nrow) df.nrow = df.cols[i].values.length
+            }
+            if (df.id === df.rootId) {
+                df.expandedFrames = new Set()
+                df.childFrames = {}
+                const table = this.getTableElement(df.id)
+                table.df = df
+                for (let i = 0; i < df.cols.length; i++) {
+                    let col = df.cols[i]
+                    if (col.parent === undefined && col.children.length > 0) col.expanded = true
+                }
+            } else {
+                const rootDf = this.getTableData(df.rootId)
+                rootDf.childFrames[df.id] = df
+            }
+        }
+
+        this.computeRenderData = function (df) {
+            let result = []
+            let pos = 0
+            for (let col = 0; col < df.cols.length; col++) {
+                if (df.cols[col].parent === undefined)
+                    pos += this.computeRenderDataRec(df.cols, col, pos, 0, result, false, false)
+            }
+            for (let i = 0; i < result.length; i++) {
+                let row = result[i]
+                for (let j = 0; j < row.length; j++) {
+                    let cell = row[j]
+                    if (j === 0)
+                        cell.leftBd = false
+                    if (j < row.length - 1) {
+                        let nextData = row[j + 1]
+                        if (nextData.leftBd) cell.rightBd = true
+                        else if (cell.rightBd) nextData.leftBd = true
+                    } else cell.rightBd = false
+                }
+            }
+            return result
+        }
+
+        this.computeRenderDataRec = function (cols, colId, pos, depth, result, leftBorder, rightBorder) {
+            if (result.length === depth) {
+                const array = [];
+                if (pos > 0) {
+                    let j = 0
+                    for (let i = 0; j < pos; i++) {
+                        let c = result[depth - 1][i]
+                        j += c.span
+                        let copy = Object.assign({empty: true}, c)
+                        array.push(copy)
+                    }
+                }
+                result.push(array)
+            }
+            const col = cols[colId];
+            let size = 0;
+            if (col.expanded) {
+                let childPos = pos
+                for (let i = 0; i < col.children.length; i++) {
+                    let child = col.children[i]
+                    let childLeft = i === 0 && (col.children.length > 1 || leftBorder)
+                    let childRight = i === col.children.length - 1 && (col.children.length > 1 || rightBorder)
+                    let childSize = this.computeRenderDataRec(cols, child, childPos, depth + 1, result, childLeft, childRight)
+                    childPos += childSize
+                    size += childSize
+                }
+            } else {
+                for (let i = depth + 1; i < result.length; i++)
+                    result[i].push({id: colId, span: 1, leftBd: leftBorder, rightBd: rightBorder, empty: true})
+                size = 1
+            }
+            let left = leftBorder
+            let right = rightBorder
+            if (size > 1) {
+                left = true
+                right = true
+            }
+            result[depth].push({id: colId, span: size, leftBd: left, rightBd: right})
+            return size
+        }
+
+        this.getTableElement = function (id) {
+            return document.getElementById("df_" + id)
+        }
+
+        this.getTableData = function (id) {
+            return this.getTableElement(id).df
+        }
+
+        this.createExpander = function (isExpanded) {
+            const svgNs = "http://www.w3.org/2000/svg"
+            let svg = document.createElementNS(svgNs, "svg")
+            svg.classList.add("expanderSvg")
+            let path = document.createElementNS(svgNs, "path")
+            if (isExpanded) {
+                svg.setAttribute("viewBox", "0 -2 8 8")
+                path.setAttribute("d", "M1 0 l-1 1 4 4 4 -4 -1 -1 -3 3Z")
+            } else {
+                svg.setAttribute("viewBox", "-2 0 8 8")
+                path.setAttribute("d", "M1 0 l-1 1 3 3 -3 3 1 1 4 -4Z")
+            }
+            path.setAttribute("fill", "currentColor")
+            svg.appendChild(path)
+            return svg
+        }
+
+        this.renderTable = function (id) {
+
+            let table = this.getTableElement(id)
+
+            if (table === null) return
+
+            table.innerHTML = ""
+
+            let df = table.df
+            let rootDf = df.rootId === df.id ? df : this.getTableData(df.rootId)
+
+            // header
+            let header = document.createElement("thead")
+            table.appendChild(header)
+
+            let renderData = this.computeRenderData(df)
+            for (let j = 0; j < renderData.length; j++) {
+                let rowData = renderData[j]
+                let tr = document.createElement("tr");
+                let isLastRow = j === renderData.length - 1
+                header.appendChild(tr);
+                for (let i = 0; i < rowData.length; i++) {
+                    let cell = rowData[i]
+                    let th = document.createElement("th");
+                    th.setAttribute("colspan", cell.span)
+                    let colId = cell.id
+                    let col = df.cols[colId];
+                    if (!cell.empty) {
+                        if (col.children.length === 0) {
+                            th.innerHTML = col.name
+                        } else {
+                            let link = document.createElement("a")
+                            link.className = "expander"
+                            let that = this
+                            link.onclick = function () {
+                                col.expanded = !col.expanded
+                                that.renderTable(id)
+                            }
+                            link.appendChild(this.createExpander(col.expanded))
+                            link.innerHTML += col.name
+                            th.appendChild(link)
+                        }
+                    }
+                    let classes = (cell.leftBd ? " leftBorder" : "") + (cell.rightBd ? " rightBorder" : "")
+                    if (col.rightAlign)
+                        classes += " rightAlign"
+                    if (isLastRow)
+                        classes += " bottomBorder"
+                    if (classes.length > 0)
+                        th.setAttribute("class", classes)
+                    tr.appendChild(th)
+                }
+            }
+
+            // body
+            let body = document.createElement("tbody")
+            table.appendChild(body)
+
+            let columns = renderData.pop()
+            for (let row = 0; row < df.nrow; row++) {
+                let tr = document.createElement("tr");
+                body.appendChild(tr)
+                for (let i = 0; i < columns.length; i++) {
+                    let cell = columns[i]
+                    let td = document.createElement("td");
+                    let colId = cell.id
+                    let col = df.cols[colId]
+                    let classes = (cell.leftBd ? " leftBorder" : "") + (cell.rightBd ? " rightBorder" : "")
+                    if (col.rightAlign)
+                        classes += " rightAlign"
+                    if (classes.length > 0)
+                        td.setAttribute("class", classes)
+                    tr.appendChild(td)
+                    let value = col.values[row]
+                    if (value.frameId !== undefined) {
+                        let frameId = value.frameId
+                        let expanded = rootDf.expandedFrames.has(frameId)
+                        let link = document.createElement("a")
+                        link.className = "expander"
+                        let that = this
+                        link.onclick = function () {
+                            if (rootDf.expandedFrames.has(frameId))
+                                rootDf.expandedFrames.delete(frameId)
+                            else rootDf.expandedFrames.add(frameId)
+                            that.renderTable(id)
+                        }
+                        link.appendChild(this.createExpander(expanded))
+                        link.innerHTML += value.value
+                        if (expanded) {
+                            td.appendChild(link)
+                            td.appendChild(document.createElement("p"))
+                            const childTable = document.createElement("table")
+                            childTable.className = "dataframe"
+                            childTable.id = "df_" + frameId
+                            let childDf = rootDf.childFrames[frameId]
+                            childTable.df = childDf
+                            td.appendChild(childTable)
+                            this.renderTable(frameId)
+                            if (childDf.nrow !== childDf.totalRows) {
+                                const footer = document.createElement("p")
+                                footer.innerText = `... showing only top ${childDf.nrow} of ${childDf.totalRows} rows`
+                                td.appendChild(footer)
+                            }
+                        } else {
+                            td.appendChild(link)
+                        }
+                    } else if (value.style !== undefined) {
+                        td.innerHTML = value.value
+                        td.setAttribute("style", value.style)
+                    } else td.innerHTML = value
+                    this.nodeScriptReplace(td)
+                }
+            }
+        }
+
+        this.nodeScriptReplace = function (node) {
+            if (this.nodeScriptIs(node) === true) {
+                node.parentNode.replaceChild(this.nodeScriptClone(node), node);
+            } else {
+                let i = -1, children = node.childNodes;
+                while (++i < children.length) {
+                    this.nodeScriptReplace(children[i]);
+                }
+            }
+
+            return node;
+        }
+
+        this.nodeScriptClone = function (node) {
+            let script = document.createElement("script");
+            script.text = node.innerHTML;
+
+            let i = -1, attrs = node.attributes, attr;
+            while (++i < attrs.length) {
+                script.setAttribute((attr = attrs[i]).name, attr.value);
+            }
+            return script;
+        }
+
+        this.nodeScriptIs = function (node) {
+            return node.tagName === 'SCRIPT';
+        }
+    })()
+
+    window.call_DataFrame = function (f) {
+        return f();
+    };
+
+    let funQueue = window["kotlinQueues"] && window["kotlinQueues"]["DataFrame"];
+    if (funQueue) {
+        funQueue.forEach(function (f) {
+            f();
+        });
+        funQueue = [];
+    }
+})()
+
+/*<!--*/
+call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"firstName: String\">firstName</span>", children: [], rightAlign: false, values: ["Alice","Bob","Charlie","Charlie","Bob","Alice","Charlie","Alice","Bob","Charlie"] }, 
+{ name: "<span title=\"lastName: String\">lastName</span>", children: [], rightAlign: false, values: ["Cooper","Dylan","Daniels","Chaplin","Marley","Wolf","Byrd","Smith","Brown","Johnson"] }, 
+{ name: "<span title=\"name: DataRow<*>\">name</span>", children: [0, 1], rightAlign: false, values: ["<span class=\"formatted\" title=\"firstName: Alice\nlastName: Cooper\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cooper<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Dylan\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dylan<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Daniels\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dan<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Chaplin\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cha<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Marley\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Marley<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Alice\nlastName: Wolf\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Wolf<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Byrd\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Byrd<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Alice\nlastName: Smith\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Smith<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Brown\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Brown<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Johnson\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Joh<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>"] }, 
+{ name: "<span title=\"age: Int\">age</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">45</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">40</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">18</span></span>"] }, 
+{ name: "<span title=\"city: String?\">city</span>", children: [], rightAlign: false, values: ["London","Dubai","Moscow","Milan","Tokyo","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","Moscow","Milan","London","Dubai"] }, 
+{ name: "<span title=\"weight: Int?\">weight</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">54</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">87</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">68</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">55</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">90</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">52</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">60</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">70</span></span>"] }, 
+{ name: "<span title=\"isHappy: Boolean\">isHappy</span>", children: [], rightAlign: false, values: ["true","true","false","true","true","false","true","false","false","false"] }, 
+], id: 0, rootId: 0, totalRows: 10 } ) });
+/*-->*/
+
+call_DataFrame(function() { DataFrame.renderTable(0) });
+
+function sendHeight() {
+    const table = document.querySelector('table.dataframe');
+    if (!table) return;
+
+    let height = 0;
+    
+    const thead = table.querySelector('thead');
+    if (thead) height += thead.offsetHeight;
+    
+    const rows = table.querySelectorAll(':scope > tbody > tr');
+    rows.forEach(row => {
+        height += row.offsetHeight;
+    });
+    
+    height += getVerticalMargins(table) + 10;
+
+    window.parent.postMessage({ type: 'iframeHeight', height: Math.ceil(height) }, '*');
+}
+
+function getVerticalMargins(element) {
+    const style = getComputedStyle(element);
+    return parseFloat(style.marginTop) + parseFloat(style.marginBottom);
+}
+
+function repeatHeightCalculation(maxRetries = 10, interval = 100) {
+    let retries = 0;
+    const intervalId = setInterval(() => {
+        sendHeight();
+        retries++;
+        if (retries >= maxRetries) clearInterval(intervalId);
+    }, interval);
+}
+
+window.addEventListener('load', repeatHeightCalculation);
+
+const observer = new MutationObserver(() => repeatHeightCalculation(5, 50));
+observer.observe(document.querySelector('.dataframe'), {
+    childList: true,
+    subtree: true,
+    characterData: true,
+});
+
+
+</script>
+</html>
diff --git a/docs/StardustDocs/resources/api/fill/fillNulls.html b/docs/StardustDocs/resources/api/fill/fillNulls.html
new file mode 100644
index 0000000000..ab9efc35d2
--- /dev/null
+++ b/docs/StardustDocs/resources/api/fill/fillNulls.html
@@ -0,0 +1,516 @@
+<html>
+<head>
+<style type="text/css">
+:root {
+    --background: #fff;
+    --background-odd: #f5f5f5;
+    --background-hover: #d9edfd;
+    --header-text-color: #474747;
+    --text-color: #848484;
+    --text-color-dark: #000;
+    --text-color-medium: #737373;
+    --text-color-pale: #b3b3b3;
+    --inner-border-color: #aaa;
+    --bold-border-color: #000;
+    --link-color: #296eaa;
+    --link-color-pale: #296eaa;
+    --link-hover: #1a466c;
+}
+
+:root[theme="dark"], :root [data-jp-theme-light="false"], .dataframe_dark{
+    --background: #303030;
+    --background-odd: #3c3c3c;
+    --background-hover: #464646;
+    --header-text-color: #dddddd;
+    --text-color: #b3b3b3;
+    --text-color-dark: #dddddd;
+    --text-color-medium: #b2b2b2;
+    --text-color-pale: #737373;
+    --inner-border-color: #707070;
+    --bold-border-color: #777777;
+    --link-color: #008dc0;
+    --link-color-pale: #97e1fb;
+    --link-hover: #00688e;
+}
+
+p.dataframe_description {
+    color: var(--text-color-dark);
+}
+
+table.dataframe {
+    font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
+    font-size: 12px;
+    background-color: var(--background);
+    color: var(--text-color-dark);
+    border: none;
+    border-collapse: collapse;
+}
+
+table.dataframe th, td {
+    padding: 6px;
+    border: 1px solid transparent;
+    text-align: left;
+}
+
+table.dataframe th {
+    background-color: var(--background);
+    color: var(--header-text-color);
+}
+
+table.dataframe td {
+    vertical-align: top;
+    white-space: nowrap;
+}
+
+table.dataframe th.bottomBorder {
+    border-bottom-color: var(--bold-border-color);
+}
+
+table.dataframe tbody > tr:nth-child(odd) {
+    background: var(--background-odd);
+}
+
+table.dataframe tbody > tr:nth-child(even) {
+    background: var(--background);
+}
+
+table.dataframe tbody > tr:hover {
+    background: var(--background-hover);
+}
+
+table.dataframe a {
+    cursor: pointer;
+    color: var(--link-color);
+    text-decoration: none;
+}
+
+table.dataframe tr:hover > td a {
+    color: var(--link-color-pale);
+}
+
+table.dataframe a:hover {
+    color: var(--link-hover);
+    text-decoration: underline;
+}
+
+table.dataframe img {
+    max-width: fit-content;
+}
+
+table.dataframe th.complex {
+    background-color: var(--background);
+    border: 1px solid var(--background);
+}
+
+table.dataframe .leftBorder {
+    border-left-color: var(--inner-border-color);
+}
+
+table.dataframe .rightBorder {
+    border-right-color: var(--inner-border-color);
+}
+
+table.dataframe .rightAlign {
+    text-align: right;
+}
+
+table.dataframe .expanderSvg {
+    width: 8px;
+    height: 8px;
+    margin-right: 3px;
+}
+
+table.dataframe .expander {
+    display: flex;
+    align-items: center;
+}
+
+/* formatting */
+
+table.dataframe .null {
+    color: var(--text-color-pale);
+}
+
+table.dataframe .structural {
+    color: var(--text-color-medium);
+    font-weight: bold;
+}
+
+table.dataframe .dataFrameCaption {
+    font-weight: bold;
+}
+
+table.dataframe .numbers {
+    color: var(--text-color-dark);
+}
+
+table.dataframe td:hover .formatted .structural, .null {
+    color: var(--text-color-dark);
+}
+
+table.dataframe tr:hover .formatted .structural, .null {
+    color: var(--text-color-dark);
+}
+
+
+body {
+    font-family: "JetBrains Mono",SFMono-Regular,Consolas,"Liberation Mono",Menlo,Courier,monospace;
+}       
+
+:root {
+    color: #19191C;
+    background-color: #fff;
+}
+
+:root[theme="dark"] {
+    background-color: #19191C;
+    color: #FFFFFFCC
+}
+
+details details {
+    margin-left: 20px; 
+}
+
+summary {
+    padding: 6px;
+}
+</style>
+</head>
+<body>
+<table class="dataframe" id="df_0"></table>
+
+<p class="dataframe_description"></p>
+</body>
+<script>
+(function () {
+    window.DataFrame = window.DataFrame || new (function () {
+        this.addTable = function (df) {
+            let cols = df.cols;
+            for (let i = 0; i < cols.length; i++) {
+                for (let c of cols[i].children) {
+                    cols[c].parent = i;
+                }
+            }
+            df.nrow = 0
+            for (let i = 0; i < df.cols.length; i++) {
+                if (df.cols[i].values.length > df.nrow) df.nrow = df.cols[i].values.length
+            }
+            if (df.id === df.rootId) {
+                df.expandedFrames = new Set()
+                df.childFrames = {}
+                const table = this.getTableElement(df.id)
+                table.df = df
+                for (let i = 0; i < df.cols.length; i++) {
+                    let col = df.cols[i]
+                    if (col.parent === undefined && col.children.length > 0) col.expanded = true
+                }
+            } else {
+                const rootDf = this.getTableData(df.rootId)
+                rootDf.childFrames[df.id] = df
+            }
+        }
+
+        this.computeRenderData = function (df) {
+            let result = []
+            let pos = 0
+            for (let col = 0; col < df.cols.length; col++) {
+                if (df.cols[col].parent === undefined)
+                    pos += this.computeRenderDataRec(df.cols, col, pos, 0, result, false, false)
+            }
+            for (let i = 0; i < result.length; i++) {
+                let row = result[i]
+                for (let j = 0; j < row.length; j++) {
+                    let cell = row[j]
+                    if (j === 0)
+                        cell.leftBd = false
+                    if (j < row.length - 1) {
+                        let nextData = row[j + 1]
+                        if (nextData.leftBd) cell.rightBd = true
+                        else if (cell.rightBd) nextData.leftBd = true
+                    } else cell.rightBd = false
+                }
+            }
+            return result
+        }
+
+        this.computeRenderDataRec = function (cols, colId, pos, depth, result, leftBorder, rightBorder) {
+            if (result.length === depth) {
+                const array = [];
+                if (pos > 0) {
+                    let j = 0
+                    for (let i = 0; j < pos; i++) {
+                        let c = result[depth - 1][i]
+                        j += c.span
+                        let copy = Object.assign({empty: true}, c)
+                        array.push(copy)
+                    }
+                }
+                result.push(array)
+            }
+            const col = cols[colId];
+            let size = 0;
+            if (col.expanded) {
+                let childPos = pos
+                for (let i = 0; i < col.children.length; i++) {
+                    let child = col.children[i]
+                    let childLeft = i === 0 && (col.children.length > 1 || leftBorder)
+                    let childRight = i === col.children.length - 1 && (col.children.length > 1 || rightBorder)
+                    let childSize = this.computeRenderDataRec(cols, child, childPos, depth + 1, result, childLeft, childRight)
+                    childPos += childSize
+                    size += childSize
+                }
+            } else {
+                for (let i = depth + 1; i < result.length; i++)
+                    result[i].push({id: colId, span: 1, leftBd: leftBorder, rightBd: rightBorder, empty: true})
+                size = 1
+            }
+            let left = leftBorder
+            let right = rightBorder
+            if (size > 1) {
+                left = true
+                right = true
+            }
+            result[depth].push({id: colId, span: size, leftBd: left, rightBd: right})
+            return size
+        }
+
+        this.getTableElement = function (id) {
+            return document.getElementById("df_" + id)
+        }
+
+        this.getTableData = function (id) {
+            return this.getTableElement(id).df
+        }
+
+        this.createExpander = function (isExpanded) {
+            const svgNs = "http://www.w3.org/2000/svg"
+            let svg = document.createElementNS(svgNs, "svg")
+            svg.classList.add("expanderSvg")
+            let path = document.createElementNS(svgNs, "path")
+            if (isExpanded) {
+                svg.setAttribute("viewBox", "0 -2 8 8")
+                path.setAttribute("d", "M1 0 l-1 1 4 4 4 -4 -1 -1 -3 3Z")
+            } else {
+                svg.setAttribute("viewBox", "-2 0 8 8")
+                path.setAttribute("d", "M1 0 l-1 1 3 3 -3 3 1 1 4 -4Z")
+            }
+            path.setAttribute("fill", "currentColor")
+            svg.appendChild(path)
+            return svg
+        }
+
+        this.renderTable = function (id) {
+
+            let table = this.getTableElement(id)
+
+            if (table === null) return
+
+            table.innerHTML = ""
+
+            let df = table.df
+            let rootDf = df.rootId === df.id ? df : this.getTableData(df.rootId)
+
+            // header
+            let header = document.createElement("thead")
+            table.appendChild(header)
+
+            let renderData = this.computeRenderData(df)
+            for (let j = 0; j < renderData.length; j++) {
+                let rowData = renderData[j]
+                let tr = document.createElement("tr");
+                let isLastRow = j === renderData.length - 1
+                header.appendChild(tr);
+                for (let i = 0; i < rowData.length; i++) {
+                    let cell = rowData[i]
+                    let th = document.createElement("th");
+                    th.setAttribute("colspan", cell.span)
+                    let colId = cell.id
+                    let col = df.cols[colId];
+                    if (!cell.empty) {
+                        if (col.children.length === 0) {
+                            th.innerHTML = col.name
+                        } else {
+                            let link = document.createElement("a")
+                            link.className = "expander"
+                            let that = this
+                            link.onclick = function () {
+                                col.expanded = !col.expanded
+                                that.renderTable(id)
+                            }
+                            link.appendChild(this.createExpander(col.expanded))
+                            link.innerHTML += col.name
+                            th.appendChild(link)
+                        }
+                    }
+                    let classes = (cell.leftBd ? " leftBorder" : "") + (cell.rightBd ? " rightBorder" : "")
+                    if (col.rightAlign)
+                        classes += " rightAlign"
+                    if (isLastRow)
+                        classes += " bottomBorder"
+                    if (classes.length > 0)
+                        th.setAttribute("class", classes)
+                    tr.appendChild(th)
+                }
+            }
+
+            // body
+            let body = document.createElement("tbody")
+            table.appendChild(body)
+
+            let columns = renderData.pop()
+            for (let row = 0; row < df.nrow; row++) {
+                let tr = document.createElement("tr");
+                body.appendChild(tr)
+                for (let i = 0; i < columns.length; i++) {
+                    let cell = columns[i]
+                    let td = document.createElement("td");
+                    let colId = cell.id
+                    let col = df.cols[colId]
+                    let classes = (cell.leftBd ? " leftBorder" : "") + (cell.rightBd ? " rightBorder" : "")
+                    if (col.rightAlign)
+                        classes += " rightAlign"
+                    if (classes.length > 0)
+                        td.setAttribute("class", classes)
+                    tr.appendChild(td)
+                    let value = col.values[row]
+                    if (value.frameId !== undefined) {
+                        let frameId = value.frameId
+                        let expanded = rootDf.expandedFrames.has(frameId)
+                        let link = document.createElement("a")
+                        link.className = "expander"
+                        let that = this
+                        link.onclick = function () {
+                            if (rootDf.expandedFrames.has(frameId))
+                                rootDf.expandedFrames.delete(frameId)
+                            else rootDf.expandedFrames.add(frameId)
+                            that.renderTable(id)
+                        }
+                        link.appendChild(this.createExpander(expanded))
+                        link.innerHTML += value.value
+                        if (expanded) {
+                            td.appendChild(link)
+                            td.appendChild(document.createElement("p"))
+                            const childTable = document.createElement("table")
+                            childTable.className = "dataframe"
+                            childTable.id = "df_" + frameId
+                            let childDf = rootDf.childFrames[frameId]
+                            childTable.df = childDf
+                            td.appendChild(childTable)
+                            this.renderTable(frameId)
+                            if (childDf.nrow !== childDf.totalRows) {
+                                const footer = document.createElement("p")
+                                footer.innerText = `... showing only top ${childDf.nrow} of ${childDf.totalRows} rows`
+                                td.appendChild(footer)
+                            }
+                        } else {
+                            td.appendChild(link)
+                        }
+                    } else if (value.style !== undefined) {
+                        td.innerHTML = value.value
+                        td.setAttribute("style", value.style)
+                    } else td.innerHTML = value
+                    this.nodeScriptReplace(td)
+                }
+            }
+        }
+
+        this.nodeScriptReplace = function (node) {
+            if (this.nodeScriptIs(node) === true) {
+                node.parentNode.replaceChild(this.nodeScriptClone(node), node);
+            } else {
+                let i = -1, children = node.childNodes;
+                while (++i < children.length) {
+                    this.nodeScriptReplace(children[i]);
+                }
+            }
+
+            return node;
+        }
+
+        this.nodeScriptClone = function (node) {
+            let script = document.createElement("script");
+            script.text = node.innerHTML;
+
+            let i = -1, attrs = node.attributes, attr;
+            while (++i < attrs.length) {
+                script.setAttribute((attr = attrs[i]).name, attr.value);
+            }
+            return script;
+        }
+
+        this.nodeScriptIs = function (node) {
+            return node.tagName === 'SCRIPT';
+        }
+    })()
+
+    window.call_DataFrame = function (f) {
+        return f();
+    };
+
+    let funQueue = window["kotlinQueues"] && window["kotlinQueues"]["DataFrame"];
+    if (funQueue) {
+        funQueue.forEach(function (f) {
+            f();
+        });
+        funQueue = [];
+    }
+})()
+
+/*<!--*/
+call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"firstName: String\">firstName</span>", children: [], rightAlign: false, values: ["Alice","Bob","Charlie","Charlie","Bob","Alice","Charlie","Alice","Bob","Charlie"] }, 
+{ name: "<span title=\"lastName: String\">lastName</span>", children: [], rightAlign: false, values: ["Cooper","Dylan","Daniels","Chaplin","Marley","Wolf","Byrd","Smith","Brown","Johnson"] }, 
+{ name: "<span title=\"name: DataRow<*>\">name</span>", children: [0, 1], rightAlign: false, values: ["<span class=\"formatted\" title=\"firstName: Alice\nlastName: Cooper\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cooper<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Dylan\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dylan<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Daniels\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dan<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Chaplin\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cha<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Marley\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Marley<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Alice\nlastName: Wolf\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Wolf<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Byrd\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Byrd<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Alice\nlastName: Smith\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Smith<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Brown\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Brown<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Johnson\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Joh<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>"] }, 
+{ name: "<span title=\"age: Int\">age</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">45</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">40</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">18</span></span>"] }, 
+{ name: "<span title=\"city: String?\">city</span>", children: [], rightAlign: false, values: ["London","Dubai","Moscow","Milan","Tokyo","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","Moscow","Milan","London","Dubai"] }, 
+{ name: "<span title=\"weight: Int\">weight</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">54</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">87</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">-1</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">-1</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">68</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">55</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">90</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">52</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">60</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">70</span></span>"] }, 
+{ name: "<span title=\"isHappy: Boolean\">isHappy</span>", children: [], rightAlign: false, values: ["true","true","false","true","true","false","true","false","false","false"] }, 
+], id: 0, rootId: 0, totalRows: 10 } ) });
+/*-->*/
+
+call_DataFrame(function() { DataFrame.renderTable(0) });
+
+function sendHeight() {
+    const table = document.querySelector('table.dataframe');
+    if (!table) return;
+
+    let height = 0;
+    
+    const thead = table.querySelector('thead');
+    if (thead) height += thead.offsetHeight;
+    
+    const rows = table.querySelectorAll(':scope > tbody > tr');
+    rows.forEach(row => {
+        height += row.offsetHeight;
+    });
+    
+    height += getVerticalMargins(table) + 10;
+
+    window.parent.postMessage({ type: 'iframeHeight', height: Math.ceil(height) }, '*');
+}
+
+function getVerticalMargins(element) {
+    const style = getComputedStyle(element);
+    return parseFloat(style.marginTop) + parseFloat(style.marginBottom);
+}
+
+function repeatHeightCalculation(maxRetries = 10, interval = 100) {
+    let retries = 0;
+    const intervalId = setInterval(() => {
+        sendHeight();
+        retries++;
+        if (retries >= maxRetries) clearInterval(intervalId);
+    }, interval);
+}
+
+window.addEventListener('load', repeatHeightCalculation);
+
+const observer = new MutationObserver(() => repeatHeightCalculation(5, 50));
+observer.observe(document.querySelector('.dataframe'), {
+    childList: true,
+    subtree: true,
+    characterData: true,
+});
+
+
+</script>
+</html>
diff --git a/docs/StardustDocs/resources/api/pivot/pivotInward_properties.html b/docs/StardustDocs/resources/api/pivot/pivotInward_properties.html
index 16700b2fb1..42fc3ed2a9 100644
--- a/docs/StardustDocs/resources/api/pivot/pivotInward_properties.html
+++ b/docs/StardustDocs/resources/api/pivot/pivotInward_properties.html
@@ -459,7 +459,7 @@
 /*<!--*/
 call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"true: api.FormattedFrame<Any?>\" style=\"color:#f44336;font-family:ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, 'Liberation Mono', 'Courier New', monospace\">true</span>", children: [], rightAlign: false, values: [{ frameId: 1, value: "<b>DataFrame 5 x 5</b>" }] }, 
 { name: "<span title=\"false: api.FormattedFrame<Any?>\" style=\"color:#f44336;font-family:ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, 'Liberation Mono', 'Courier New', monospace\">false</span>", children: [], rightAlign: false, values: [{ frameId: 2, value: "<b>DataFrame 5 x 5</b>" }] }, 
-{ name: "<span title=\"isHappy: DataRow<*>\" style=\"color:#f44336;font-family:ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, 'Liberation Mono', 'Courier New', monospace\">isHappy</span>", children: [0, 1], rightAlign: false, values: ["<span class=\"formatted\" title=\"true: org.jetbrains.kotlinx.dataframe.api.FormattedFrame@27da994b\nfalse: org.jetbrains.kotlinx.dataframe.api.FormattedFrame@24a4e2c5\"><span class=\"structural\">{ </span><span class=\"structural\">true: </span>org.jetbrains.kotlinx<span class=\"structural\">...</span><span class=\"structural\">, </span><span class=\"structural\">f...</span><span class=\"structural\"> }</span></span>"] },
+{ name: "<span title=\"isHappy: DataRow<*>\" style=\"color:#f44336;font-family:ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, 'Liberation Mono', 'Courier New', monospace\">isHappy</span>", children: [0, 1], rightAlign: false, values: ["<span class=\"formatted\" title=\"true: org.jetbrains.kotlinx.dataframe.api.FormattedFrame@6009cd34\nfalse: org.jetbrains.kotlinx.dataframe.api.FormattedFrame@1b0e031b\"><span class=\"structural\">{ </span><span class=\"structural\">true: </span>org.jetbrains.kotlinx<span class=\"structural\">...</span><span class=\"structural\">, </span><span class=\"structural\">f...</span><span class=\"structural\"> }</span></span>"] }, 
 ], id: 0, rootId: 0, totalRows: 1 } ) });
 /*-->*/
 
diff --git a/docs/StardustDocs/resources/snippets/org.jetbrains.kotlinx.dataframe.samples.api.Access.columnSelectors.html b/docs/StardustDocs/resources/snippets/org.jetbrains.kotlinx.dataframe.samples.api.Access.columnSelectors.html
deleted file mode 100644
index 189fd2e15f..0000000000
--- a/docs/StardustDocs/resources/snippets/org.jetbrains.kotlinx.dataframe.samples.api.Access.columnSelectors.html
+++ /dev/null
@@ -1,935 +0,0 @@
-<html>
-<head>
-<style type="text/css">
-:root {
-    --background: #fff;
-    --background-odd: #f5f5f5;
-    --background-hover: #d9edfd;
-    --header-text-color: #474747;
-    --text-color: #848484;
-    --text-color-dark: #000;
-    --text-color-medium: #737373;
-    --text-color-pale: #b3b3b3;
-    --inner-border-color: #aaa;
-    --bold-border-color: #000;
-    --link-color: #296eaa;
-    --link-color-pale: #296eaa;
-    --link-hover: #1a466c;
-}
-
-:root[theme="dark"], :root [data-jp-theme-light="false"], .dataframe_dark{
-    --background: #303030;
-    --background-odd: #3c3c3c;
-    --background-hover: #464646;
-    --header-text-color: #dddddd;
-    --text-color: #b3b3b3;
-    --text-color-dark: #dddddd;
-    --text-color-medium: #b2b2b2;
-    --text-color-pale: #737373;
-    --inner-border-color: #707070;
-    --bold-border-color: #777777;
-    --link-color: #008dc0;
-    --link-color-pale: #97e1fb;
-    --link-hover: #00688e;
-}
-
-p.dataframe_description {
-    color: var(--text-color-dark);
-}
-
-table.dataframe {
-    font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
-    font-size: 12px;
-    background-color: var(--background);
-    color: var(--text-color-dark);
-    border: none;
-    border-collapse: collapse;
-}
-
-table.dataframe th, td {
-    padding: 6px;
-    border: 1px solid transparent;
-    text-align: left;
-}
-
-table.dataframe th {
-    background-color: var(--background);
-    color: var(--header-text-color);
-}
-
-table.dataframe td {
-    vertical-align: top;
-    white-space: nowrap;
-}
-
-table.dataframe th.bottomBorder {
-    border-bottom-color: var(--bold-border-color);
-}
-
-table.dataframe tbody > tr:nth-child(odd) {
-    background: var(--background-odd);
-}
-
-table.dataframe tbody > tr:nth-child(even) {
-    background: var(--background);
-}
-
-table.dataframe tbody > tr:hover {
-    background: var(--background-hover);
-}
-
-table.dataframe a {
-    cursor: pointer;
-    color: var(--link-color);
-    text-decoration: none;
-}
-
-table.dataframe tr:hover > td a {
-    color: var(--link-color-pale);
-}
-
-table.dataframe a:hover {
-    color: var(--link-hover);
-    text-decoration: underline;
-}
-
-table.dataframe img {
-    max-width: fit-content;
-}
-
-table.dataframe th.complex {
-    background-color: var(--background);
-    border: 1px solid var(--background);
-}
-
-table.dataframe .leftBorder {
-    border-left-color: var(--inner-border-color);
-}
-
-table.dataframe .rightBorder {
-    border-right-color: var(--inner-border-color);
-}
-
-table.dataframe .rightAlign {
-    text-align: right;
-}
-
-table.dataframe .expanderSvg {
-    width: 8px;
-    height: 8px;
-    margin-right: 3px;
-}
-
-table.dataframe .expander {
-    display: flex;
-    align-items: center;
-}
-
-/* formatting */
-
-table.dataframe .null {
-    color: var(--text-color-pale);
-}
-
-table.dataframe .structural {
-    color: var(--text-color-medium);
-    font-weight: bold;
-}
-
-table.dataframe .dataFrameCaption {
-    font-weight: bold;
-}
-
-table.dataframe .numbers {
-    color: var(--text-color-dark);
-}
-
-table.dataframe td:hover .formatted .structural, .null {
-    color: var(--text-color-dark);
-}
-
-table.dataframe tr:hover .formatted .structural, .null {
-    color: var(--text-color-dark);
-}
-
-
-body {
-    font-family: "JetBrains Mono",SFMono-Regular,Consolas,"Liberation Mono",Menlo,Courier,monospace;
-}       
-
-:root {
-    color: #19191C;
-    background-color: #fff;
-}
-
-:root[theme="dark"] {
-    background-color: #19191C;
-    color: #FFFFFFCC
-}
-
-details details {
-    margin-left: 20px; 
-}
-
-summary {
-    padding: 6px;
-}
-</style>
-</head>
-<body>
-                                <details>
-                                <summary>df.select { it.name }</summary>
-                                                                <details>
-                                <summary>Input DataFrame: rowsCount = 7, columnsCount = 5</summary>
-                                 <table class="dataframe" id="df_0"></table>
-
-<p class="dataframe_description"></p>
-                                </details>
-                                <details>
-                                <summary>Output DataFrame: rowsCount = 7, columnsCount = 1</summary>
-                                 <table class="dataframe" id="df_1"></table>
-
-<p class="dataframe_description"></p>
-                                </details>
-                                </details>
-                                <br>
-                                <details>
-                                <summary>df.select { name }</summary>
-                                                                <details>
-                                <summary>Input DataFrame: rowsCount = 7, columnsCount = 5</summary>
-                                 <table class="dataframe" id="df_2"></table>
-
-<p class="dataframe_description"></p>
-                                </details>
-                                <details>
-                                <summary>Output DataFrame: rowsCount = 7, columnsCount = 1</summary>
-                                 <table class="dataframe" id="df_3"></table>
-
-<p class="dataframe_description"></p>
-                                </details>
-                                </details>
-                                <br>
-                                <details>
-                                <summary>df.select { name.firstName }</summary>
-                                                                <details>
-                                <summary>Input DataFrame: rowsCount = 7, columnsCount = 5</summary>
-                                 <table class="dataframe" id="df_4"></table>
-
-<p class="dataframe_description"></p>
-                                </details>
-                                <details>
-                                <summary>Output DataFrame: rowsCount = 7, columnsCount = 1</summary>
-                                 <table class="dataframe" id="df_5"></table>
-
-<p class="dataframe_description"></p>
-                                </details>
-                                </details>
-                                <br>
-                                <details>
-                                <summary>df.select { name named &quot;Full Name&quot; }</summary>
-                                                                <details>
-                                <summary>Input DataFrame: rowsCount = 7, columnsCount = 5</summary>
-                                 <table class="dataframe" id="df_6"></table>
-
-<p class="dataframe_description"></p>
-                                </details>
-                                <details>
-                                <summary>Output DataFrame: rowsCount = 7, columnsCount = 1</summary>
-                                 <table class="dataframe" id="df_7"></table>
-
-<p class="dataframe_description"></p>
-                                </details>
-                                </details>
-                                <br>
-                                <details>
-                                <summary>df.select { name.firstName.map { it.lowercase() } }</summary>
-                                                                <details>
-                                <summary>Input DataFrame: rowsCount = 7, columnsCount = 5</summary>
-                                 <table class="dataframe" id="df_8"></table>
-
-<p class="dataframe_description"></p>
-                                </details>
-                                <details>
-                                <summary>Output DataFrame: rowsCount = 7, columnsCount = 1</summary>
-                                 <table class="dataframe" id="df_9"></table>
-
-<p class="dataframe_description"></p>
-                                </details>
-                                </details>
-                                <br>
-                                <details>
-                                <summary>df.select { 2021 - age }</summary>
-                                                                <details>
-                                <summary>Input DataFrame: rowsCount = 7, columnsCount = 5</summary>
-                                 <table class="dataframe" id="df_10"></table>
-
-<p class="dataframe_description"></p>
-                                </details>
-                                <details>
-                                <summary>Output DataFrame: rowsCount = 7, columnsCount = 1</summary>
-                                 <table class="dataframe" id="df_11"></table>
-
-<p class="dataframe_description"></p>
-                                </details>
-                                </details>
-                                <br>
-                                <details>
-                                <summary>df.select { name and age }</summary>
-                                                                <details>
-                                <summary>Input DataFrame: rowsCount = 7, columnsCount = 5</summary>
-                                 <table class="dataframe" id="df_12"></table>
-
-<p class="dataframe_description"></p>
-                                </details>
-                                <details>
-                                <summary>Output DataFrame: rowsCount = 7, columnsCount = 2</summary>
-                                 <table class="dataframe" id="df_13"></table>
-
-<p class="dataframe_description"></p>
-                                </details>
-                                </details>
-                                <br>
-                                <details>
-                                <summary>df.select { name..age }</summary>
-                                                                <details>
-                                <summary>Input DataFrame: rowsCount = 7, columnsCount = 5</summary>
-                                 <table class="dataframe" id="df_14"></table>
-
-<p class="dataframe_description"></p>
-                                </details>
-                                <details>
-                                <summary>Output DataFrame: rowsCount = 7, columnsCount = 2</summary>
-                                 <table class="dataframe" id="df_15"></table>
-
-<p class="dataframe_description"></p>
-                                </details>
-                                </details>
-                                <br>
-                                <details>
-                                <summary>df.select { name.allCols() }</summary>
-                                                                <details>
-                                <summary>Input DataFrame: rowsCount = 7, columnsCount = 5</summary>
-                                 <table class="dataframe" id="df_16"></table>
-
-<p class="dataframe_description"></p>
-                                </details>
-                                <details>
-                                <summary>Output DataFrame: rowsCount = 7, columnsCount = 2</summary>
-                                 <table class="dataframe" id="df_17"></table>
-
-<p class="dataframe_description"></p>
-                                </details>
-                                </details>
-                                <br>
-                                <details>
-                                <summary>df.select { name.colsAtAnyDepth().filter { !it.isColumnGroup() } }</summary>
-                                                                <details>
-                                <summary>Input DataFrame: rowsCount = 7, columnsCount = 5</summary>
-                                 <table class="dataframe" id="df_18"></table>
-
-<p class="dataframe_description"></p>
-                                </details>
-                                <details>
-                                <summary>Output DataFrame: rowsCount = 7, columnsCount = 2</summary>
-                                 <table class="dataframe" id="df_19"></table>
-
-<p class="dataframe_description"></p>
-                                </details>
-                                </details>
-                                <br>
-</body>
-<script>
-(function () {
-    window.DataFrame = window.DataFrame || new (function () {
-        this.addTable = function (df) {
-            let cols = df.cols;
-            for (let i = 0; i < cols.length; i++) {
-                for (let c of cols[i].children) {
-                    cols[c].parent = i;
-                }
-            }
-            df.nrow = 0
-            for (let i = 0; i < df.cols.length; i++) {
-                if (df.cols[i].values.length > df.nrow) df.nrow = df.cols[i].values.length
-            }
-            if (df.id === df.rootId) {
-                df.expandedFrames = new Set()
-                df.childFrames = {}
-                const table = this.getTableElement(df.id)
-                table.df = df
-                for (let i = 0; i < df.cols.length; i++) {
-                    let col = df.cols[i]
-                    if (col.parent === undefined && col.children.length > 0) col.expanded = true
-                }
-            } else {
-                const rootDf = this.getTableData(df.rootId)
-                rootDf.childFrames[df.id] = df
-            }
-        }
-
-        this.computeRenderData = function (df) {
-            let result = []
-            let pos = 0
-            for (let col = 0; col < df.cols.length; col++) {
-                if (df.cols[col].parent === undefined)
-                    pos += this.computeRenderDataRec(df.cols, col, pos, 0, result, false, false)
-            }
-            for (let i = 0; i < result.length; i++) {
-                let row = result[i]
-                for (let j = 0; j < row.length; j++) {
-                    let cell = row[j]
-                    if (j === 0)
-                        cell.leftBd = false
-                    if (j < row.length - 1) {
-                        let nextData = row[j + 1]
-                        if (nextData.leftBd) cell.rightBd = true
-                        else if (cell.rightBd) nextData.leftBd = true
-                    } else cell.rightBd = false
-                }
-            }
-            return result
-        }
-
-        this.computeRenderDataRec = function (cols, colId, pos, depth, result, leftBorder, rightBorder) {
-            if (result.length === depth) {
-                const array = [];
-                if (pos > 0) {
-                    let j = 0
-                    for (let i = 0; j < pos; i++) {
-                        let c = result[depth - 1][i]
-                        j += c.span
-                        let copy = Object.assign({empty: true}, c)
-                        array.push(copy)
-                    }
-                }
-                result.push(array)
-            }
-            const col = cols[colId];
-            let size = 0;
-            if (col.expanded) {
-                let childPos = pos
-                for (let i = 0; i < col.children.length; i++) {
-                    let child = col.children[i]
-                    let childLeft = i === 0 && (col.children.length > 1 || leftBorder)
-                    let childRight = i === col.children.length - 1 && (col.children.length > 1 || rightBorder)
-                    let childSize = this.computeRenderDataRec(cols, child, childPos, depth + 1, result, childLeft, childRight)
-                    childPos += childSize
-                    size += childSize
-                }
-            } else {
-                for (let i = depth + 1; i < result.length; i++)
-                    result[i].push({id: colId, span: 1, leftBd: leftBorder, rightBd: rightBorder, empty: true})
-                size = 1
-            }
-            let left = leftBorder
-            let right = rightBorder
-            if (size > 1) {
-                left = true
-                right = true
-            }
-            result[depth].push({id: colId, span: size, leftBd: left, rightBd: right})
-            return size
-        }
-
-        this.getTableElement = function (id) {
-            return document.getElementById("df_" + id)
-        }
-
-        this.getTableData = function (id) {
-            return this.getTableElement(id).df
-        }
-
-        this.createExpander = function (isExpanded) {
-            const svgNs = "http://www.w3.org/2000/svg"
-            let svg = document.createElementNS(svgNs, "svg")
-            svg.classList.add("expanderSvg")
-            let path = document.createElementNS(svgNs, "path")
-            if (isExpanded) {
-                svg.setAttribute("viewBox", "0 -2 8 8")
-                path.setAttribute("d", "M1 0 l-1 1 4 4 4 -4 -1 -1 -3 3Z")
-            } else {
-                svg.setAttribute("viewBox", "-2 0 8 8")
-                path.setAttribute("d", "M1 0 l-1 1 3 3 -3 3 1 1 4 -4Z")
-            }
-            path.setAttribute("fill", "currentColor")
-            svg.appendChild(path)
-            return svg
-        }
-
-        this.renderTable = function (id) {
-
-            let table = this.getTableElement(id)
-
-            if (table === null) return
-
-            table.innerHTML = ""
-
-            let df = table.df
-            let rootDf = df.rootId === df.id ? df : this.getTableData(df.rootId)
-
-            // header
-            let header = document.createElement("thead")
-            table.appendChild(header)
-
-            let renderData = this.computeRenderData(df)
-            for (let j = 0; j < renderData.length; j++) {
-                let rowData = renderData[j]
-                let tr = document.createElement("tr");
-                let isLastRow = j === renderData.length - 1
-                header.appendChild(tr);
-                for (let i = 0; i < rowData.length; i++) {
-                    let cell = rowData[i]
-                    let th = document.createElement("th");
-                    th.setAttribute("colspan", cell.span)
-                    let colId = cell.id
-                    let col = df.cols[colId];
-                    if (!cell.empty) {
-                        if (col.children.length === 0) {
-                            th.innerHTML = col.name
-                        } else {
-                            let link = document.createElement("a")
-                            link.className = "expander"
-                            let that = this
-                            link.onclick = function () {
-                                col.expanded = !col.expanded
-                                that.renderTable(id)
-                            }
-                            link.appendChild(this.createExpander(col.expanded))
-                            link.innerHTML += col.name
-                            th.appendChild(link)
-                        }
-                    }
-                    let classes = (cell.leftBd ? " leftBorder" : "") + (cell.rightBd ? " rightBorder" : "")
-                    if (col.rightAlign)
-                        classes += " rightAlign"
-                    if (isLastRow)
-                        classes += " bottomBorder"
-                    if (classes.length > 0)
-                        th.setAttribute("class", classes)
-                    tr.appendChild(th)
-                }
-            }
-
-            // body
-            let body = document.createElement("tbody")
-            table.appendChild(body)
-
-            let columns = renderData.pop()
-            for (let row = 0; row < df.nrow; row++) {
-                let tr = document.createElement("tr");
-                body.appendChild(tr)
-                for (let i = 0; i < columns.length; i++) {
-                    let cell = columns[i]
-                    let td = document.createElement("td");
-                    let colId = cell.id
-                    let col = df.cols[colId]
-                    let classes = (cell.leftBd ? " leftBorder" : "") + (cell.rightBd ? " rightBorder" : "")
-                    if (col.rightAlign)
-                        classes += " rightAlign"
-                    if (classes.length > 0)
-                        td.setAttribute("class", classes)
-                    tr.appendChild(td)
-                    let value = col.values[row]
-                    if (value.frameId !== undefined) {
-                        let frameId = value.frameId
-                        let expanded = rootDf.expandedFrames.has(frameId)
-                        let link = document.createElement("a")
-                        link.className = "expander"
-                        let that = this
-                        link.onclick = function () {
-                            if (rootDf.expandedFrames.has(frameId))
-                                rootDf.expandedFrames.delete(frameId)
-                            else rootDf.expandedFrames.add(frameId)
-                            that.renderTable(id)
-                        }
-                        link.appendChild(this.createExpander(expanded))
-                        link.innerHTML += value.value
-                        if (expanded) {
-                            td.appendChild(link)
-                            td.appendChild(document.createElement("p"))
-                            const childTable = document.createElement("table")
-                            childTable.className = "dataframe"
-                            childTable.id = "df_" + frameId
-                            let childDf = rootDf.childFrames[frameId]
-                            childTable.df = childDf
-                            td.appendChild(childTable)
-                            this.renderTable(frameId)
-                            if (childDf.nrow !== childDf.totalRows) {
-                                const footer = document.createElement("p")
-                                footer.innerText = `... showing only top ${childDf.nrow} of ${childDf.totalRows} rows`
-                                td.appendChild(footer)
-                            }
-                        } else {
-                            td.appendChild(link)
-                        }
-                    } else if (value.style !== undefined) {
-                        td.innerHTML = value.value
-                        td.setAttribute("style", value.style)
-                    } else td.innerHTML = value
-                    this.nodeScriptReplace(td)
-                }
-            }
-        }
-
-        this.nodeScriptReplace = function (node) {
-            if (this.nodeScriptIs(node) === true) {
-                node.parentNode.replaceChild(this.nodeScriptClone(node), node);
-            } else {
-                let i = -1, children = node.childNodes;
-                while (++i < children.length) {
-                    this.nodeScriptReplace(children[i]);
-                }
-            }
-
-            return node;
-        }
-
-        this.nodeScriptClone = function (node) {
-            let script = document.createElement("script");
-            script.text = node.innerHTML;
-
-            let i = -1, attrs = node.attributes, attr;
-            while (++i < attrs.length) {
-                script.setAttribute((attr = attrs[i]).name, attr.value);
-            }
-            return script;
-        }
-
-        this.nodeScriptIs = function (node) {
-            return node.tagName === 'SCRIPT';
-        }
-    })()
-
-    window.call_DataFrame = function (f) {
-        return f();
-    };
-
-    let funQueue = window["kotlinQueues"] && window["kotlinQueues"]["DataFrame"];
-    if (funQueue) {
-        funQueue.forEach(function (f) {
-            f();
-        });
-        funQueue = [];
-    }
-})()
-
-function sendHeight() {
-    let totalHeight = 0;
-
-    document.querySelectorAll('body > details, body > br, body > table').forEach(element => {
-        if (element.tagName === 'DETAILS') {
-            totalHeight += getElementHeight(element.querySelector(':scope > summary'));
-
-            if (element.open) {
-                totalHeight += getVisibleContentHeight(element);
-            }
-        } else if (element.tagName === 'BR') {
-            totalHeight += getElementHeight(element);
-        } else if (element.tagName === 'TABLE') {
-            totalHeight += getElementHeight(element);
-        }
-    });
-
-    totalHeight += 10;
-
-    window.parent.postMessage({type: 'iframeHeight', height: Math.ceil(totalHeight)}, '*');
-}
-
-function getVisibleContentHeight(detailsElement) {
-    let height = 0;
-
-    detailsElement.querySelectorAll(':scope > details, :scope > table, :scope > p').forEach(child => {
-        if (child.tagName === 'DETAILS') {
-            const summary = child.querySelector(':scope > summary');
-            height += getElementHeight(summary);
-
-            if (child.open) {
-                height += getDirectVisibleContentHeight(child);
-            }
-        } else if (isElementVisible(child)) {
-            height += getElementHeight(child);
-        }
-    });
-
-    return height;
-}
-
-function getDirectVisibleContentHeight(element) {
-    let height = 0;
-    element.querySelectorAll(':scope > table, :scope > p, :scope > summary').forEach(child => {
-        if (isElementVisible(child)) {
-            height += getElementHeight(child);
-        }
-    });
-    return height;
-}
-
-function getElementHeight(el) {
-    const styles = getComputedStyle(el);
-    const margin = parseFloat(styles.marginTop) + parseFloat(styles.marginBottom);
-    
-    // More reliable cross-browser calculation
-    const rect = el.getBoundingClientRect();
-    return rect.height + margin;
-}
-
-function isElementVisible(el) {
-    return !!(el.offsetWidth || el.offsetHeight || el.getClientRects().length);
-}
-
-function sendInitialHeight() {
-    let initialHeight = 0;
-
-    document.querySelectorAll('body > details, body > br, body > table').forEach(element => {
-        if (element.tagName === 'DETAILS') {
-            initialHeight += getElementHeight(element.querySelector(':scope > summary'));
-        } else if (element.tagName === 'BR') {
-            initialHeight += getElementHeight(element);
-        } else if (element.tagName === `TABLE`) {
-            initialHeight += getElementHeight(element);
-        }
-    });
-
-    initialHeight += 10;
-
-    window.parent.postMessage({type: 'iframeHeight', height: Math.ceil(initialHeight)}, '*');
-}
-
-function repeatHeightCalculation(maxRetries = 10, interval = 100) {
-    let retries = 0;
-    const intervalId = setInterval(() => {
-        sendInitialHeight();
-        retries++;
-        if (retries >= maxRetries) clearInterval(intervalId);
-    }, interval);
-}
-
-window.addEventListener('load', () => {
-    repeatHeightCalculation();
-
-
-    document.querySelectorAll('details').forEach(detail => {
-        detail.addEventListener('toggle', () => {
-            setTimeout(sendHeight, 50);
-        });
-    });
-
-    const observer = new MutationObserver(() => setTimeout(sendHeight, 50));
-    observer.observe(document.body, {childList: true, subtree: true, characterData: true});
-});
-/*<!--*/
-call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"firstName: String\">firstName</span>", children: [], rightAlign: false, values: ["Alice","Bob","Charlie","Charlie","Bob","Alice","Charlie"] }, 
-{ name: "<span title=\"lastName: String\">lastName</span>", children: [], rightAlign: false, values: ["Cooper","Dylan","Daniels","Chaplin","Marley","Wolf","Byrd"] }, 
-{ name: "<span title=\"name: DataRow<*>\">name</span>", children: [0, 1], rightAlign: false, values: ["<span class=\"formatted\" title=\"firstName: Alice\nlastName: Cooper\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cooper<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Dylan\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dylan<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Daniels\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dan<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Chaplin\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cha<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Marley\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Marley<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Alice\nlastName: Wolf\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Wolf<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Byrd\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Byrd<span class=\"structural\"> }</span></span>"] }, 
-{ name: "<span title=\"age: Int\">age</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">45</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">40</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>"] }, 
-{ name: "<span title=\"city: String?\">city</span>", children: [], rightAlign: false, values: ["London","Dubai","Moscow","Milan","Tokyo","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","Moscow"] }, 
-{ name: "<span title=\"weight: Int?\">weight</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">54</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">87</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">68</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">55</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">90</span></span>"] }, 
-{ name: "<span title=\"isHappy: Boolean\">isHappy</span>", children: [], rightAlign: false, values: ["true","true","false","true","true","false","true"] }, 
-], id: 0, rootId: 0, totalRows: 7 } ) });
-/*-->*/
-
-call_DataFrame(function() { DataFrame.renderTable(0) });
-
-/*<!--*/
-call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"firstName: String\">firstName</span>", children: [], rightAlign: false, values: ["Alice","Bob","Charlie","Charlie","Bob","Alice","Charlie"] }, 
-{ name: "<span title=\"lastName: String\">lastName</span>", children: [], rightAlign: false, values: ["Cooper","Dylan","Daniels","Chaplin","Marley","Wolf","Byrd"] }, 
-{ name: "<span title=\"name: DataRow<*>\">name</span>", children: [0, 1], rightAlign: false, values: ["<span class=\"formatted\" title=\"firstName: Alice\nlastName: Cooper\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cooper<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Dylan\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dylan<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Daniels\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dan<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Chaplin\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cha<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Marley\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Marley<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Alice\nlastName: Wolf\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Wolf<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Byrd\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Byrd<span class=\"structural\"> }</span></span>"] }, 
-], id: 1, rootId: 1, totalRows: 7 } ) });
-/*-->*/
-
-call_DataFrame(function() { DataFrame.renderTable(1) });
-
-/*<!--*/
-call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"firstName: String\">firstName</span>", children: [], rightAlign: false, values: ["Alice","Bob","Charlie","Charlie","Bob","Alice","Charlie"] }, 
-{ name: "<span title=\"lastName: String\">lastName</span>", children: [], rightAlign: false, values: ["Cooper","Dylan","Daniels","Chaplin","Marley","Wolf","Byrd"] }, 
-{ name: "<span title=\"name: DataRow<*>\">name</span>", children: [0, 1], rightAlign: false, values: ["<span class=\"formatted\" title=\"firstName: Alice\nlastName: Cooper\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cooper<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Dylan\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dylan<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Daniels\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dan<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Chaplin\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cha<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Marley\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Marley<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Alice\nlastName: Wolf\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Wolf<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Byrd\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Byrd<span class=\"structural\"> }</span></span>"] }, 
-{ name: "<span title=\"age: Int\">age</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">45</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">40</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>"] }, 
-{ name: "<span title=\"city: String?\">city</span>", children: [], rightAlign: false, values: ["London","Dubai","Moscow","Milan","Tokyo","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","Moscow"] }, 
-{ name: "<span title=\"weight: Int?\">weight</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">54</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">87</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">68</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">55</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">90</span></span>"] }, 
-{ name: "<span title=\"isHappy: Boolean\">isHappy</span>", children: [], rightAlign: false, values: ["true","true","false","true","true","false","true"] }, 
-], id: 2, rootId: 2, totalRows: 7 } ) });
-/*-->*/
-
-call_DataFrame(function() { DataFrame.renderTable(2) });
-
-/*<!--*/
-call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"firstName: String\">firstName</span>", children: [], rightAlign: false, values: ["Alice","Bob","Charlie","Charlie","Bob","Alice","Charlie"] }, 
-{ name: "<span title=\"lastName: String\">lastName</span>", children: [], rightAlign: false, values: ["Cooper","Dylan","Daniels","Chaplin","Marley","Wolf","Byrd"] }, 
-{ name: "<span title=\"name: DataRow<*>\">name</span>", children: [0, 1], rightAlign: false, values: ["<span class=\"formatted\" title=\"firstName: Alice\nlastName: Cooper\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cooper<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Dylan\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dylan<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Daniels\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dan<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Chaplin\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cha<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Marley\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Marley<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Alice\nlastName: Wolf\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Wolf<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Byrd\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Byrd<span class=\"structural\"> }</span></span>"] }, 
-], id: 3, rootId: 3, totalRows: 7 } ) });
-/*-->*/
-
-call_DataFrame(function() { DataFrame.renderTable(3) });
-
-/*<!--*/
-call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"firstName: String\">firstName</span>", children: [], rightAlign: false, values: ["Alice","Bob","Charlie","Charlie","Bob","Alice","Charlie"] }, 
-{ name: "<span title=\"lastName: String\">lastName</span>", children: [], rightAlign: false, values: ["Cooper","Dylan","Daniels","Chaplin","Marley","Wolf","Byrd"] }, 
-{ name: "<span title=\"name: DataRow<*>\">name</span>", children: [0, 1], rightAlign: false, values: ["<span class=\"formatted\" title=\"firstName: Alice\nlastName: Cooper\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cooper<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Dylan\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dylan<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Daniels\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dan<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Chaplin\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cha<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Marley\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Marley<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Alice\nlastName: Wolf\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Wolf<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Byrd\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Byrd<span class=\"structural\"> }</span></span>"] }, 
-{ name: "<span title=\"age: Int\">age</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">45</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">40</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>"] }, 
-{ name: "<span title=\"city: String?\">city</span>", children: [], rightAlign: false, values: ["London","Dubai","Moscow","Milan","Tokyo","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","Moscow"] }, 
-{ name: "<span title=\"weight: Int?\">weight</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">54</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">87</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">68</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">55</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">90</span></span>"] }, 
-{ name: "<span title=\"isHappy: Boolean\">isHappy</span>", children: [], rightAlign: false, values: ["true","true","false","true","true","false","true"] }, 
-], id: 4, rootId: 4, totalRows: 7 } ) });
-/*-->*/
-
-call_DataFrame(function() { DataFrame.renderTable(4) });
-
-/*<!--*/
-call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"firstName: String\">firstName</span>", children: [], rightAlign: false, values: ["Alice","Bob","Charlie","Charlie","Bob","Alice","Charlie"] }, 
-], id: 5, rootId: 5, totalRows: 7 } ) });
-/*-->*/
-
-call_DataFrame(function() { DataFrame.renderTable(5) });
-
-/*<!--*/
-call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"firstName: String\">firstName</span>", children: [], rightAlign: false, values: ["Alice","Bob","Charlie","Charlie","Bob","Alice","Charlie"] }, 
-{ name: "<span title=\"lastName: String\">lastName</span>", children: [], rightAlign: false, values: ["Cooper","Dylan","Daniels","Chaplin","Marley","Wolf","Byrd"] }, 
-{ name: "<span title=\"name: DataRow<*>\">name</span>", children: [0, 1], rightAlign: false, values: ["<span class=\"formatted\" title=\"firstName: Alice\nlastName: Cooper\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cooper<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Dylan\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dylan<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Daniels\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dan<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Chaplin\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cha<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Marley\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Marley<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Alice\nlastName: Wolf\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Wolf<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Byrd\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Byrd<span class=\"structural\"> }</span></span>"] }, 
-{ name: "<span title=\"age: Int\">age</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">45</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">40</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>"] }, 
-{ name: "<span title=\"city: String?\">city</span>", children: [], rightAlign: false, values: ["London","Dubai","Moscow","Milan","Tokyo","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","Moscow"] }, 
-{ name: "<span title=\"weight: Int?\">weight</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">54</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">87</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">68</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">55</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">90</span></span>"] }, 
-{ name: "<span title=\"isHappy: Boolean\">isHappy</span>", children: [], rightAlign: false, values: ["true","true","false","true","true","false","true"] }, 
-], id: 6, rootId: 6, totalRows: 7 } ) });
-/*-->*/
-
-call_DataFrame(function() { DataFrame.renderTable(6) });
-
-/*<!--*/
-call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"firstName: String\">firstName</span>", children: [], rightAlign: false, values: ["Alice","Bob","Charlie","Charlie","Bob","Alice","Charlie"] }, 
-{ name: "<span title=\"lastName: String\">lastName</span>", children: [], rightAlign: false, values: ["Cooper","Dylan","Daniels","Chaplin","Marley","Wolf","Byrd"] }, 
-{ name: "<span title=\"Full Name: DataRow<*>\">Full Name</span>", children: [0, 1], rightAlign: false, values: ["<span class=\"formatted\" title=\"firstName: Alice\nlastName: Cooper\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cooper<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Dylan\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dylan<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Daniels\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dan<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Chaplin\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cha<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Marley\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Marley<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Alice\nlastName: Wolf\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Wolf<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Byrd\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Byrd<span class=\"structural\"> }</span></span>"] }, 
-], id: 7, rootId: 7, totalRows: 7 } ) });
-/*-->*/
-
-call_DataFrame(function() { DataFrame.renderTable(7) });
-
-/*<!--*/
-call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"firstName: String\">firstName</span>", children: [], rightAlign: false, values: ["Alice","Bob","Charlie","Charlie","Bob","Alice","Charlie"] }, 
-{ name: "<span title=\"lastName: String\">lastName</span>", children: [], rightAlign: false, values: ["Cooper","Dylan","Daniels","Chaplin","Marley","Wolf","Byrd"] }, 
-{ name: "<span title=\"name: DataRow<*>\">name</span>", children: [0, 1], rightAlign: false, values: ["<span class=\"formatted\" title=\"firstName: Alice\nlastName: Cooper\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cooper<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Dylan\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dylan<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Daniels\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dan<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Chaplin\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cha<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Marley\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Marley<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Alice\nlastName: Wolf\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Wolf<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Byrd\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Byrd<span class=\"structural\"> }</span></span>"] }, 
-{ name: "<span title=\"age: Int\">age</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">45</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">40</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>"] }, 
-{ name: "<span title=\"city: String?\">city</span>", children: [], rightAlign: false, values: ["London","Dubai","Moscow","Milan","Tokyo","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","Moscow"] }, 
-{ name: "<span title=\"weight: Int?\">weight</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">54</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">87</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">68</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">55</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">90</span></span>"] }, 
-{ name: "<span title=\"isHappy: Boolean\">isHappy</span>", children: [], rightAlign: false, values: ["true","true","false","true","true","false","true"] }, 
-], id: 8, rootId: 8, totalRows: 7 } ) });
-/*-->*/
-
-call_DataFrame(function() { DataFrame.renderTable(8) });
-
-/*<!--*/
-call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"firstName: String\">firstName</span>", children: [], rightAlign: false, values: ["alice","bob","charlie","charlie","bob","alice","charlie"] }, 
-], id: 9, rootId: 9, totalRows: 7 } ) });
-/*-->*/
-
-call_DataFrame(function() { DataFrame.renderTable(9) });
-
-/*<!--*/
-call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"firstName: String\">firstName</span>", children: [], rightAlign: false, values: ["Alice","Bob","Charlie","Charlie","Bob","Alice","Charlie"] }, 
-{ name: "<span title=\"lastName: String\">lastName</span>", children: [], rightAlign: false, values: ["Cooper","Dylan","Daniels","Chaplin","Marley","Wolf","Byrd"] }, 
-{ name: "<span title=\"name: DataRow<*>\">name</span>", children: [0, 1], rightAlign: false, values: ["<span class=\"formatted\" title=\"firstName: Alice\nlastName: Cooper\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cooper<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Dylan\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dylan<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Daniels\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dan<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Chaplin\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cha<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Marley\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Marley<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Alice\nlastName: Wolf\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Wolf<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Byrd\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Byrd<span class=\"structural\"> }</span></span>"] }, 
-{ name: "<span title=\"age: Int\">age</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">45</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">40</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>"] }, 
-{ name: "<span title=\"city: String?\">city</span>", children: [], rightAlign: false, values: ["London","Dubai","Moscow","Milan","Tokyo","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","Moscow"] }, 
-{ name: "<span title=\"weight: Int?\">weight</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">54</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">87</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">68</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">55</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">90</span></span>"] }, 
-{ name: "<span title=\"isHappy: Boolean\">isHappy</span>", children: [], rightAlign: false, values: ["true","true","false","true","true","false","true"] }, 
-], id: 10, rootId: 10, totalRows: 7 } ) });
-/*-->*/
-
-call_DataFrame(function() { DataFrame.renderTable(10) });
-
-/*<!--*/
-call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"age: Int\">age</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">2006</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">1976</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">2001</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">1981</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">1991</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">2001</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">1991</span></span>"] }, 
-], id: 11, rootId: 11, totalRows: 7 } ) });
-/*-->*/
-
-call_DataFrame(function() { DataFrame.renderTable(11) });
-
-/*<!--*/
-call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"firstName: String\">firstName</span>", children: [], rightAlign: false, values: ["Alice","Bob","Charlie","Charlie","Bob","Alice","Charlie"] }, 
-{ name: "<span title=\"lastName: String\">lastName</span>", children: [], rightAlign: false, values: ["Cooper","Dylan","Daniels","Chaplin","Marley","Wolf","Byrd"] }, 
-{ name: "<span title=\"name: DataRow<*>\">name</span>", children: [0, 1], rightAlign: false, values: ["<span class=\"formatted\" title=\"firstName: Alice\nlastName: Cooper\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cooper<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Dylan\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dylan<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Daniels\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dan<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Chaplin\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cha<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Marley\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Marley<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Alice\nlastName: Wolf\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Wolf<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Byrd\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Byrd<span class=\"structural\"> }</span></span>"] }, 
-{ name: "<span title=\"age: Int\">age</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">45</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">40</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>"] }, 
-{ name: "<span title=\"city: String?\">city</span>", children: [], rightAlign: false, values: ["London","Dubai","Moscow","Milan","Tokyo","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","Moscow"] }, 
-{ name: "<span title=\"weight: Int?\">weight</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">54</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">87</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">68</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">55</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">90</span></span>"] }, 
-{ name: "<span title=\"isHappy: Boolean\">isHappy</span>", children: [], rightAlign: false, values: ["true","true","false","true","true","false","true"] }, 
-], id: 12, rootId: 12, totalRows: 7 } ) });
-/*-->*/
-
-call_DataFrame(function() { DataFrame.renderTable(12) });
-
-/*<!--*/
-call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"firstName: String\">firstName</span>", children: [], rightAlign: false, values: ["Alice","Bob","Charlie","Charlie","Bob","Alice","Charlie"] }, 
-{ name: "<span title=\"lastName: String\">lastName</span>", children: [], rightAlign: false, values: ["Cooper","Dylan","Daniels","Chaplin","Marley","Wolf","Byrd"] }, 
-{ name: "<span title=\"name: DataRow<*>\">name</span>", children: [0, 1], rightAlign: false, values: ["<span class=\"formatted\" title=\"firstName: Alice\nlastName: Cooper\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cooper<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Dylan\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dylan<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Daniels\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dan<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Chaplin\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cha<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Marley\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Marley<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Alice\nlastName: Wolf\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Wolf<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Byrd\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Byrd<span class=\"structural\"> }</span></span>"] }, 
-{ name: "<span title=\"age: Int\">age</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">45</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">40</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>"] }, 
-], id: 13, rootId: 13, totalRows: 7 } ) });
-/*-->*/
-
-call_DataFrame(function() { DataFrame.renderTable(13) });
-
-/*<!--*/
-call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"firstName: String\">firstName</span>", children: [], rightAlign: false, values: ["Alice","Bob","Charlie","Charlie","Bob","Alice","Charlie"] }, 
-{ name: "<span title=\"lastName: String\">lastName</span>", children: [], rightAlign: false, values: ["Cooper","Dylan","Daniels","Chaplin","Marley","Wolf","Byrd"] }, 
-{ name: "<span title=\"name: DataRow<*>\">name</span>", children: [0, 1], rightAlign: false, values: ["<span class=\"formatted\" title=\"firstName: Alice\nlastName: Cooper\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cooper<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Dylan\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dylan<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Daniels\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dan<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Chaplin\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cha<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Marley\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Marley<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Alice\nlastName: Wolf\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Wolf<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Byrd\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Byrd<span class=\"structural\"> }</span></span>"] }, 
-{ name: "<span title=\"age: Int\">age</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">45</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">40</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>"] }, 
-{ name: "<span title=\"city: String?\">city</span>", children: [], rightAlign: false, values: ["London","Dubai","Moscow","Milan","Tokyo","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","Moscow"] }, 
-{ name: "<span title=\"weight: Int?\">weight</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">54</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">87</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">68</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">55</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">90</span></span>"] }, 
-{ name: "<span title=\"isHappy: Boolean\">isHappy</span>", children: [], rightAlign: false, values: ["true","true","false","true","true","false","true"] }, 
-], id: 14, rootId: 14, totalRows: 7 } ) });
-/*-->*/
-
-call_DataFrame(function() { DataFrame.renderTable(14) });
-
-/*<!--*/
-call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"firstName: String\">firstName</span>", children: [], rightAlign: false, values: ["Alice","Bob","Charlie","Charlie","Bob","Alice","Charlie"] }, 
-{ name: "<span title=\"lastName: String\">lastName</span>", children: [], rightAlign: false, values: ["Cooper","Dylan","Daniels","Chaplin","Marley","Wolf","Byrd"] }, 
-{ name: "<span title=\"name: DataRow<*>\">name</span>", children: [0, 1], rightAlign: false, values: ["<span class=\"formatted\" title=\"firstName: Alice\nlastName: Cooper\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cooper<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Dylan\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dylan<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Daniels\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dan<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Chaplin\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cha<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Marley\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Marley<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Alice\nlastName: Wolf\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Wolf<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Byrd\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Byrd<span class=\"structural\"> }</span></span>"] }, 
-{ name: "<span title=\"age: Int\">age</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">45</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">40</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>"] }, 
-], id: 15, rootId: 15, totalRows: 7 } ) });
-/*-->*/
-
-call_DataFrame(function() { DataFrame.renderTable(15) });
-
-/*<!--*/
-call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"firstName: String\">firstName</span>", children: [], rightAlign: false, values: ["Alice","Bob","Charlie","Charlie","Bob","Alice","Charlie"] }, 
-{ name: "<span title=\"lastName: String\">lastName</span>", children: [], rightAlign: false, values: ["Cooper","Dylan","Daniels","Chaplin","Marley","Wolf","Byrd"] }, 
-{ name: "<span title=\"name: DataRow<*>\">name</span>", children: [0, 1], rightAlign: false, values: ["<span class=\"formatted\" title=\"firstName: Alice\nlastName: Cooper\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cooper<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Dylan\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dylan<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Daniels\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dan<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Chaplin\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cha<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Marley\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Marley<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Alice\nlastName: Wolf\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Wolf<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Byrd\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Byrd<span class=\"structural\"> }</span></span>"] }, 
-{ name: "<span title=\"age: Int\">age</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">45</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">40</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>"] }, 
-{ name: "<span title=\"city: String?\">city</span>", children: [], rightAlign: false, values: ["London","Dubai","Moscow","Milan","Tokyo","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","Moscow"] }, 
-{ name: "<span title=\"weight: Int?\">weight</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">54</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">87</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">68</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">55</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">90</span></span>"] }, 
-{ name: "<span title=\"isHappy: Boolean\">isHappy</span>", children: [], rightAlign: false, values: ["true","true","false","true","true","false","true"] }, 
-], id: 16, rootId: 16, totalRows: 7 } ) });
-/*-->*/
-
-call_DataFrame(function() { DataFrame.renderTable(16) });
-
-/*<!--*/
-call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"firstName: String\">firstName</span>", children: [], rightAlign: false, values: ["Alice","Bob","Charlie","Charlie","Bob","Alice","Charlie"] }, 
-{ name: "<span title=\"lastName: String\">lastName</span>", children: [], rightAlign: false, values: ["Cooper","Dylan","Daniels","Chaplin","Marley","Wolf","Byrd"] }, 
-], id: 17, rootId: 17, totalRows: 7 } ) });
-/*-->*/
-
-call_DataFrame(function() { DataFrame.renderTable(17) });
-
-/*<!--*/
-call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"firstName: String\">firstName</span>", children: [], rightAlign: false, values: ["Alice","Bob","Charlie","Charlie","Bob","Alice","Charlie"] }, 
-{ name: "<span title=\"lastName: String\">lastName</span>", children: [], rightAlign: false, values: ["Cooper","Dylan","Daniels","Chaplin","Marley","Wolf","Byrd"] }, 
-{ name: "<span title=\"name: DataRow<*>\">name</span>", children: [0, 1], rightAlign: false, values: ["<span class=\"formatted\" title=\"firstName: Alice\nlastName: Cooper\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cooper<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Dylan\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dylan<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Daniels\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dan<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Chaplin\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cha<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Marley\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Marley<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Alice\nlastName: Wolf\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Wolf<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Byrd\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Byrd<span class=\"structural\"> }</span></span>"] }, 
-{ name: "<span title=\"age: Int\">age</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">45</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">40</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>"] }, 
-{ name: "<span title=\"city: String?\">city</span>", children: [], rightAlign: false, values: ["London","Dubai","Moscow","Milan","Tokyo","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","Moscow"] }, 
-{ name: "<span title=\"weight: Int?\">weight</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">54</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">87</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">68</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">55</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">90</span></span>"] }, 
-{ name: "<span title=\"isHappy: Boolean\">isHappy</span>", children: [], rightAlign: false, values: ["true","true","false","true","true","false","true"] }, 
-], id: 18, rootId: 18, totalRows: 7 } ) });
-/*-->*/
-
-call_DataFrame(function() { DataFrame.renderTable(18) });
-
-/*<!--*/
-call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"firstName: String\">firstName</span>", children: [], rightAlign: false, values: ["Alice","Bob","Charlie","Charlie","Bob","Alice","Charlie"] }, 
-{ name: "<span title=\"lastName: String\">lastName</span>", children: [], rightAlign: false, values: ["Cooper","Dylan","Daniels","Chaplin","Marley","Wolf","Byrd"] }, 
-], id: 19, rootId: 19, totalRows: 7 } ) });
-/*-->*/
-
-call_DataFrame(function() { DataFrame.renderTable(19) });
-
-</script>
-</html>
diff --git a/docs/StardustDocs/resources/snippets/org.jetbrains.kotlinx.dataframe.samples.api.Access.columnSelectorsMisc.html b/docs/StardustDocs/resources/snippets/org.jetbrains.kotlinx.dataframe.samples.api.Access.columnSelectorsMisc.html
deleted file mode 100644
index 13b100d45c..0000000000
--- a/docs/StardustDocs/resources/snippets/org.jetbrains.kotlinx.dataframe.samples.api.Access.columnSelectorsMisc.html
+++ /dev/null
@@ -1,1278 +0,0 @@
-<html>
-<head>
-<style type="text/css">
-:root {
-    --background: #fff;
-    --background-odd: #f5f5f5;
-    --background-hover: #d9edfd;
-    --header-text-color: #474747;
-    --text-color: #848484;
-    --text-color-dark: #000;
-    --text-color-medium: #737373;
-    --text-color-pale: #b3b3b3;
-    --inner-border-color: #aaa;
-    --bold-border-color: #000;
-    --link-color: #296eaa;
-    --link-color-pale: #296eaa;
-    --link-hover: #1a466c;
-}
-
-:root[theme="dark"], :root [data-jp-theme-light="false"], .dataframe_dark{
-    --background: #303030;
-    --background-odd: #3c3c3c;
-    --background-hover: #464646;
-    --header-text-color: #dddddd;
-    --text-color: #b3b3b3;
-    --text-color-dark: #dddddd;
-    --text-color-medium: #b2b2b2;
-    --text-color-pale: #737373;
-    --inner-border-color: #707070;
-    --bold-border-color: #777777;
-    --link-color: #008dc0;
-    --link-color-pale: #97e1fb;
-    --link-hover: #00688e;
-}
-
-p.dataframe_description {
-    color: var(--text-color-dark);
-}
-
-table.dataframe {
-    font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
-    font-size: 12px;
-    background-color: var(--background);
-    color: var(--text-color-dark);
-    border: none;
-    border-collapse: collapse;
-}
-
-table.dataframe th, td {
-    padding: 6px;
-    border: 1px solid transparent;
-    text-align: left;
-}
-
-table.dataframe th {
-    background-color: var(--background);
-    color: var(--header-text-color);
-}
-
-table.dataframe td {
-    vertical-align: top;
-    white-space: nowrap;
-}
-
-table.dataframe th.bottomBorder {
-    border-bottom-color: var(--bold-border-color);
-}
-
-table.dataframe tbody > tr:nth-child(odd) {
-    background: var(--background-odd);
-}
-
-table.dataframe tbody > tr:nth-child(even) {
-    background: var(--background);
-}
-
-table.dataframe tbody > tr:hover {
-    background: var(--background-hover);
-}
-
-table.dataframe a {
-    cursor: pointer;
-    color: var(--link-color);
-    text-decoration: none;
-}
-
-table.dataframe tr:hover > td a {
-    color: var(--link-color-pale);
-}
-
-table.dataframe a:hover {
-    color: var(--link-hover);
-    text-decoration: underline;
-}
-
-table.dataframe img {
-    max-width: fit-content;
-}
-
-table.dataframe th.complex {
-    background-color: var(--background);
-    border: 1px solid var(--background);
-}
-
-table.dataframe .leftBorder {
-    border-left-color: var(--inner-border-color);
-}
-
-table.dataframe .rightBorder {
-    border-right-color: var(--inner-border-color);
-}
-
-table.dataframe .rightAlign {
-    text-align: right;
-}
-
-table.dataframe .expanderSvg {
-    width: 8px;
-    height: 8px;
-    margin-right: 3px;
-}
-
-table.dataframe .expander {
-    display: flex;
-    align-items: center;
-}
-
-/* formatting */
-
-table.dataframe .null {
-    color: var(--text-color-pale);
-}
-
-table.dataframe .structural {
-    color: var(--text-color-medium);
-    font-weight: bold;
-}
-
-table.dataframe .dataFrameCaption {
-    font-weight: bold;
-}
-
-table.dataframe .numbers {
-    color: var(--text-color-dark);
-}
-
-table.dataframe td:hover .formatted .structural, .null {
-    color: var(--text-color-dark);
-}
-
-table.dataframe tr:hover .formatted .structural, .null {
-    color: var(--text-color-dark);
-}
-
-
-body {
-    font-family: "JetBrains Mono",SFMono-Regular,Consolas,"Liberation Mono",Menlo,Courier,monospace;
-}       
-
-:root {
-    color: #19191C;
-    background-color: #fff;
-}
-
-:root[theme="dark"] {
-    background-color: #19191C;
-    color: #FFFFFFCC
-}
-
-details details {
-    margin-left: 20px; 
-}
-
-summary {
-    padding: 6px;
-}
-</style>
-</head>
-<body>
-                                <details>
-                                <summary>df.add { &quot;year&quot; from { 0 } }</summary>
-                                                                <details>
-                                <summary>Input DataFrame: rowsCount = 7, columnsCount = 5</summary>
-                                 <table class="dataframe" id="df_0"></table>
-
-<p class="dataframe_description"></p>
-                                </details>
-                                <details>
-                                <summary>Output DataFrame: rowsCount = 7, columnsCount = 6</summary>
-                                 <table class="dataframe" id="df_1"></table>
-
-<p class="dataframe_description"></p>
-                                </details>
-                                </details>
-                                <br>
-                                <details>
-                                <summary>df.select { cols { it.name().startsWith(&quot;year&quot;) } }</summary>
-                                                                <details>
-                                <summary>Input DataFrame: rowsCount = 7, columnsCount = 6</summary>
-                                 <table class="dataframe" id="df_2"></table>
-
-<p class="dataframe_description"></p>
-                                </details>
-                                <details>
-                                <summary>Output DataFrame: rowsCount = 7, columnsCount = 1</summary>
-                                 <table class="dataframe" id="df_3"></table>
-
-<p class="dataframe_description"></p>
-                                </details>
-                                </details>
-                                <br>
-                                <details>
-                                <summary>df.select { nameStartsWith(&quot;year&quot;) }</summary>
-                                                                <details>
-                                <summary>Input DataFrame: rowsCount = 7, columnsCount = 6</summary>
-                                 <table class="dataframe" id="df_4"></table>
-
-<p class="dataframe_description"></p>
-                                </details>
-                                <details>
-                                <summary>Output DataFrame: rowsCount = 7, columnsCount = 1</summary>
-                                 <table class="dataframe" id="df_5"></table>
-
-<p class="dataframe_description"></p>
-                                </details>
-                                </details>
-                                <br>
-                                <details>
-                                <summary>df.select { colsOf&lt;String&gt;() }</summary>
-                                                                <details>
-                                <summary>Input DataFrame: rowsCount = 7, columnsCount = 6</summary>
-                                 <table class="dataframe" id="df_6"></table>
-
-<p class="dataframe_description"></p>
-                                </details>
-                                <details>
-                                <summary>Output DataFrame: rowsCount = 0, columnsCount = 0</summary>
-                                 <table class="dataframe" id="df_7"></table>
-
-<p class="dataframe_description"></p>
-                                </details>
-                                </details>
-                                <br>
-                                <details>
-                                <summary>df.select { colsOf&lt;String?&gt; { it.countDistinct() &gt; 5 } }</summary>
-                                                                <details>
-                                <summary>Input DataFrame: rowsCount = 7, columnsCount = 6</summary>
-                                 <table class="dataframe" id="df_8"></table>
-
-<p class="dataframe_description"></p>
-                                </details>
-                                <details>
-                                <summary>Output DataFrame: rowsCount = 7, columnsCount = 1</summary>
-                                 <table class="dataframe" id="df_9"></table>
-
-<p class="dataframe_description"></p>
-                                </details>
-                                </details>
-                                <br>
-                                <details>
-                                <summary>df.select { all() }</summary>
-                                                                <details>
-                                <summary>Input DataFrame: rowsCount = 7, columnsCount = 6</summary>
-                                 <table class="dataframe" id="df_10"></table>
-
-<p class="dataframe_description"></p>
-                                </details>
-                                <details>
-                                <summary>Output DataFrame: rowsCount = 7, columnsCount = 6</summary>
-                                 <table class="dataframe" id="df_11"></table>
-
-<p class="dataframe_description"></p>
-                                </details>
-                                </details>
-                                <br>
-                                <details>
-                                <summary>df.select { take(2) }</summary>
-                                                                <details>
-                                <summary>Input DataFrame: rowsCount = 7, columnsCount = 6</summary>
-                                 <table class="dataframe" id="df_12"></table>
-
-<p class="dataframe_description"></p>
-                                </details>
-                                <details>
-                                <summary>Output DataFrame: rowsCount = 7, columnsCount = 2</summary>
-                                 <table class="dataframe" id="df_13"></table>
-
-<p class="dataframe_description"></p>
-                                </details>
-                                </details>
-                                <br>
-                                <details>
-                                <summary>df.select { takeLast(2) }</summary>
-                                                                <details>
-                                <summary>Input DataFrame: rowsCount = 7, columnsCount = 6</summary>
-                                 <table class="dataframe" id="df_14"></table>
-
-<p class="dataframe_description"></p>
-                                </details>
-                                <details>
-                                <summary>Output DataFrame: rowsCount = 7, columnsCount = 2</summary>
-                                 <table class="dataframe" id="df_15"></table>
-
-<p class="dataframe_description"></p>
-                                </details>
-                                </details>
-                                <br>
-                                <details>
-                                <summary>df.select { drop(2) }</summary>
-                                                                <details>
-                                <summary>Input DataFrame: rowsCount = 7, columnsCount = 6</summary>
-                                 <table class="dataframe" id="df_16"></table>
-
-<p class="dataframe_description"></p>
-                                </details>
-                                <details>
-                                <summary>Output DataFrame: rowsCount = 7, columnsCount = 4</summary>
-                                 <table class="dataframe" id="df_17"></table>
-
-<p class="dataframe_description"></p>
-                                </details>
-                                </details>
-                                <br>
-                                <details>
-                                <summary>df.select { dropLast(2) }</summary>
-                                                                <details>
-                                <summary>Input DataFrame: rowsCount = 7, columnsCount = 6</summary>
-                                 <table class="dataframe" id="df_18"></table>
-
-<p class="dataframe_description"></p>
-                                </details>
-                                <details>
-                                <summary>Output DataFrame: rowsCount = 7, columnsCount = 4</summary>
-                                 <table class="dataframe" id="df_19"></table>
-
-<p class="dataframe_description"></p>
-                                </details>
-                                </details>
-                                <br>
-                                <details>
-                                <summary>df.select { first { it.name.startsWith(&quot;year&quot;) } }</summary>
-                                                                <details>
-                                <summary>Input DataFrame: rowsCount = 7, columnsCount = 6</summary>
-                                 <table class="dataframe" id="df_20"></table>
-
-<p class="dataframe_description"></p>
-                                </details>
-                                <details>
-                                <summary>Output DataFrame: rowsCount = 7, columnsCount = 1</summary>
-                                 <table class="dataframe" id="df_21"></table>
-
-<p class="dataframe_description"></p>
-                                </details>
-                                </details>
-                                <br>
-                                <details>
-                                <summary>df.select {
-            colGroup(&quot;name&quot;).lastCol { it.name().endsWith(...</summary>
-                                                                <details>
-                                <summary>Input DataFrame: rowsCount = 7, columnsCount = 6</summary>
-                                 <table class="dataframe" id="df_22"></table>
-
-<p class="dataframe_description"></p>
-                                </details>
-                                <details>
-                                <summary>Output DataFrame: rowsCount = 7, columnsCount = 1</summary>
-                                 <table class="dataframe" id="df_23"></table>
-
-<p class="dataframe_description"></p>
-                                </details>
-                                </details>
-                                <br>
-                                <details>
-                                <summary>df.select { colsAtAnyDepth().filter { !it.isColumnGroup() } }</summary>
-                                                                <details>
-                                <summary>Input DataFrame: rowsCount = 7, columnsCount = 6</summary>
-                                 <table class="dataframe" id="df_24"></table>
-
-<p class="dataframe_description"></p>
-                                </details>
-                                <details>
-                                <summary>Output DataFrame: rowsCount = 7, columnsCount = 7</summary>
-                                 <table class="dataframe" id="df_25"></table>
-
-<p class="dataframe_description"></p>
-                                </details>
-                                </details>
-                                <br>
-                                <details>
-                                <summary>df.select { colsAtAnyDepth() }</summary>
-                                                                <details>
-                                <summary>Input DataFrame: rowsCount = 7, columnsCount = 6</summary>
-                                 <table class="dataframe" id="df_26"></table>
-
-<p class="dataframe_description"></p>
-                                </details>
-                                <details>
-                                <summary>Output DataFrame: rowsCount = 7, columnsCount = 8</summary>
-                                 <table class="dataframe" id="df_27"></table>
-
-<p class="dataframe_description"></p>
-                                </details>
-                                </details>
-                                <br>
-                                <details>
-                                <summary>df.select { colsAtAnyDepth().filter { it.name().contains(&quot;:&quot;) } }</summary>
-                                                                <details>
-                                <summary>Input DataFrame: rowsCount = 7, columnsCount = 6</summary>
-                                 <table class="dataframe" id="df_28"></table>
-
-<p class="dataframe_description"></p>
-                                </details>
-                                <details>
-                                <summary>Output DataFrame: rowsCount = 0, columnsCount = 0</summary>
-                                 <table class="dataframe" id="df_29"></table>
-
-<p class="dataframe_description"></p>
-                                </details>
-                                </details>
-                                <br>
-                                <details>
-                                <summary>df.select { colsAtAnyDepth().colsOf&lt;String&gt;() }</summary>
-                                                                <details>
-                                <summary>Input DataFrame: rowsCount = 7, columnsCount = 6</summary>
-                                 <table class="dataframe" id="df_30"></table>
-
-<p class="dataframe_description"></p>
-                                </details>
-                                <details>
-                                <summary>Output DataFrame: rowsCount = 7, columnsCount = 2</summary>
-                                 <table class="dataframe" id="df_31"></table>
-
-<p class="dataframe_description"></p>
-                                </details>
-                                </details>
-                                <br>
-                                <details>
-                                <summary>df.select { allExcept { colsOf&lt;String&gt;() } }</summary>
-                                                                <details>
-                                <summary>Input DataFrame: rowsCount = 7, columnsCount = 6</summary>
-                                 <table class="dataframe" id="df_32"></table>
-
-<p class="dataframe_description"></p>
-                                </details>
-                                <details>
-                                <summary>Output DataFrame: rowsCount = 7, columnsCount = 6</summary>
-                                 <table class="dataframe" id="df_33"></table>
-
-<p class="dataframe_description"></p>
-                                </details>
-                                </details>
-                                <br>
-                                <details>
-                                <summary>df.select { take(2) and col(3) }</summary>
-                                                                <details>
-                                <summary>Input DataFrame: rowsCount = 7, columnsCount = 6</summary>
-                                 <table class="dataframe" id="df_34"></table>
-
-<p class="dataframe_description"></p>
-                                </details>
-                                <details>
-                                <summary>Output DataFrame: rowsCount = 7, columnsCount = 3</summary>
-                                 <table class="dataframe" id="df_35"></table>
-
-<p class="dataframe_description"></p>
-                                </details>
-                                </details>
-                                <br>
-</body>
-<script>
-(function () {
-    window.DataFrame = window.DataFrame || new (function () {
-        this.addTable = function (df) {
-            let cols = df.cols;
-            for (let i = 0; i < cols.length; i++) {
-                for (let c of cols[i].children) {
-                    cols[c].parent = i;
-                }
-            }
-            df.nrow = 0
-            for (let i = 0; i < df.cols.length; i++) {
-                if (df.cols[i].values.length > df.nrow) df.nrow = df.cols[i].values.length
-            }
-            if (df.id === df.rootId) {
-                df.expandedFrames = new Set()
-                df.childFrames = {}
-                const table = this.getTableElement(df.id)
-                table.df = df
-                for (let i = 0; i < df.cols.length; i++) {
-                    let col = df.cols[i]
-                    if (col.parent === undefined && col.children.length > 0) col.expanded = true
-                }
-            } else {
-                const rootDf = this.getTableData(df.rootId)
-                rootDf.childFrames[df.id] = df
-            }
-        }
-
-        this.computeRenderData = function (df) {
-            let result = []
-            let pos = 0
-            for (let col = 0; col < df.cols.length; col++) {
-                if (df.cols[col].parent === undefined)
-                    pos += this.computeRenderDataRec(df.cols, col, pos, 0, result, false, false)
-            }
-            for (let i = 0; i < result.length; i++) {
-                let row = result[i]
-                for (let j = 0; j < row.length; j++) {
-                    let cell = row[j]
-                    if (j === 0)
-                        cell.leftBd = false
-                    if (j < row.length - 1) {
-                        let nextData = row[j + 1]
-                        if (nextData.leftBd) cell.rightBd = true
-                        else if (cell.rightBd) nextData.leftBd = true
-                    } else cell.rightBd = false
-                }
-            }
-            return result
-        }
-
-        this.computeRenderDataRec = function (cols, colId, pos, depth, result, leftBorder, rightBorder) {
-            if (result.length === depth) {
-                const array = [];
-                if (pos > 0) {
-                    let j = 0
-                    for (let i = 0; j < pos; i++) {
-                        let c = result[depth - 1][i]
-                        j += c.span
-                        let copy = Object.assign({empty: true}, c)
-                        array.push(copy)
-                    }
-                }
-                result.push(array)
-            }
-            const col = cols[colId];
-            let size = 0;
-            if (col.expanded) {
-                let childPos = pos
-                for (let i = 0; i < col.children.length; i++) {
-                    let child = col.children[i]
-                    let childLeft = i === 0 && (col.children.length > 1 || leftBorder)
-                    let childRight = i === col.children.length - 1 && (col.children.length > 1 || rightBorder)
-                    let childSize = this.computeRenderDataRec(cols, child, childPos, depth + 1, result, childLeft, childRight)
-                    childPos += childSize
-                    size += childSize
-                }
-            } else {
-                for (let i = depth + 1; i < result.length; i++)
-                    result[i].push({id: colId, span: 1, leftBd: leftBorder, rightBd: rightBorder, empty: true})
-                size = 1
-            }
-            let left = leftBorder
-            let right = rightBorder
-            if (size > 1) {
-                left = true
-                right = true
-            }
-            result[depth].push({id: colId, span: size, leftBd: left, rightBd: right})
-            return size
-        }
-
-        this.getTableElement = function (id) {
-            return document.getElementById("df_" + id)
-        }
-
-        this.getTableData = function (id) {
-            return this.getTableElement(id).df
-        }
-
-        this.createExpander = function (isExpanded) {
-            const svgNs = "http://www.w3.org/2000/svg"
-            let svg = document.createElementNS(svgNs, "svg")
-            svg.classList.add("expanderSvg")
-            let path = document.createElementNS(svgNs, "path")
-            if (isExpanded) {
-                svg.setAttribute("viewBox", "0 -2 8 8")
-                path.setAttribute("d", "M1 0 l-1 1 4 4 4 -4 -1 -1 -3 3Z")
-            } else {
-                svg.setAttribute("viewBox", "-2 0 8 8")
-                path.setAttribute("d", "M1 0 l-1 1 3 3 -3 3 1 1 4 -4Z")
-            }
-            path.setAttribute("fill", "currentColor")
-            svg.appendChild(path)
-            return svg
-        }
-
-        this.renderTable = function (id) {
-
-            let table = this.getTableElement(id)
-
-            if (table === null) return
-
-            table.innerHTML = ""
-
-            let df = table.df
-            let rootDf = df.rootId === df.id ? df : this.getTableData(df.rootId)
-
-            // header
-            let header = document.createElement("thead")
-            table.appendChild(header)
-
-            let renderData = this.computeRenderData(df)
-            for (let j = 0; j < renderData.length; j++) {
-                let rowData = renderData[j]
-                let tr = document.createElement("tr");
-                let isLastRow = j === renderData.length - 1
-                header.appendChild(tr);
-                for (let i = 0; i < rowData.length; i++) {
-                    let cell = rowData[i]
-                    let th = document.createElement("th");
-                    th.setAttribute("colspan", cell.span)
-                    let colId = cell.id
-                    let col = df.cols[colId];
-                    if (!cell.empty) {
-                        if (col.children.length === 0) {
-                            th.innerHTML = col.name
-                        } else {
-                            let link = document.createElement("a")
-                            link.className = "expander"
-                            let that = this
-                            link.onclick = function () {
-                                col.expanded = !col.expanded
-                                that.renderTable(id)
-                            }
-                            link.appendChild(this.createExpander(col.expanded))
-                            link.innerHTML += col.name
-                            th.appendChild(link)
-                        }
-                    }
-                    let classes = (cell.leftBd ? " leftBorder" : "") + (cell.rightBd ? " rightBorder" : "")
-                    if (col.rightAlign)
-                        classes += " rightAlign"
-                    if (isLastRow)
-                        classes += " bottomBorder"
-                    if (classes.length > 0)
-                        th.setAttribute("class", classes)
-                    tr.appendChild(th)
-                }
-            }
-
-            // body
-            let body = document.createElement("tbody")
-            table.appendChild(body)
-
-            let columns = renderData.pop()
-            for (let row = 0; row < df.nrow; row++) {
-                let tr = document.createElement("tr");
-                body.appendChild(tr)
-                for (let i = 0; i < columns.length; i++) {
-                    let cell = columns[i]
-                    let td = document.createElement("td");
-                    let colId = cell.id
-                    let col = df.cols[colId]
-                    let classes = (cell.leftBd ? " leftBorder" : "") + (cell.rightBd ? " rightBorder" : "")
-                    if (col.rightAlign)
-                        classes += " rightAlign"
-                    if (classes.length > 0)
-                        td.setAttribute("class", classes)
-                    tr.appendChild(td)
-                    let value = col.values[row]
-                    if (value.frameId !== undefined) {
-                        let frameId = value.frameId
-                        let expanded = rootDf.expandedFrames.has(frameId)
-                        let link = document.createElement("a")
-                        link.className = "expander"
-                        let that = this
-                        link.onclick = function () {
-                            if (rootDf.expandedFrames.has(frameId))
-                                rootDf.expandedFrames.delete(frameId)
-                            else rootDf.expandedFrames.add(frameId)
-                            that.renderTable(id)
-                        }
-                        link.appendChild(this.createExpander(expanded))
-                        link.innerHTML += value.value
-                        if (expanded) {
-                            td.appendChild(link)
-                            td.appendChild(document.createElement("p"))
-                            const childTable = document.createElement("table")
-                            childTable.className = "dataframe"
-                            childTable.id = "df_" + frameId
-                            let childDf = rootDf.childFrames[frameId]
-                            childTable.df = childDf
-                            td.appendChild(childTable)
-                            this.renderTable(frameId)
-                            if (childDf.nrow !== childDf.totalRows) {
-                                const footer = document.createElement("p")
-                                footer.innerText = `... showing only top ${childDf.nrow} of ${childDf.totalRows} rows`
-                                td.appendChild(footer)
-                            }
-                        } else {
-                            td.appendChild(link)
-                        }
-                    } else if (value.style !== undefined) {
-                        td.innerHTML = value.value
-                        td.setAttribute("style", value.style)
-                    } else td.innerHTML = value
-                    this.nodeScriptReplace(td)
-                }
-            }
-        }
-
-        this.nodeScriptReplace = function (node) {
-            if (this.nodeScriptIs(node) === true) {
-                node.parentNode.replaceChild(this.nodeScriptClone(node), node);
-            } else {
-                let i = -1, children = node.childNodes;
-                while (++i < children.length) {
-                    this.nodeScriptReplace(children[i]);
-                }
-            }
-
-            return node;
-        }
-
-        this.nodeScriptClone = function (node) {
-            let script = document.createElement("script");
-            script.text = node.innerHTML;
-
-            let i = -1, attrs = node.attributes, attr;
-            while (++i < attrs.length) {
-                script.setAttribute((attr = attrs[i]).name, attr.value);
-            }
-            return script;
-        }
-
-        this.nodeScriptIs = function (node) {
-            return node.tagName === 'SCRIPT';
-        }
-    })()
-
-    window.call_DataFrame = function (f) {
-        return f();
-    };
-
-    let funQueue = window["kotlinQueues"] && window["kotlinQueues"]["DataFrame"];
-    if (funQueue) {
-        funQueue.forEach(function (f) {
-            f();
-        });
-        funQueue = [];
-    }
-})()
-
-function sendHeight() {
-    let totalHeight = 0;
-
-    document.querySelectorAll('body > details, body > br, body > table').forEach(element => {
-        if (element.tagName === 'DETAILS') {
-            totalHeight += getElementHeight(element.querySelector(':scope > summary'));
-
-            if (element.open) {
-                totalHeight += getVisibleContentHeight(element);
-            }
-        } else if (element.tagName === 'BR') {
-            totalHeight += getElementHeight(element);
-        } else if (element.tagName === 'TABLE') {
-            totalHeight += getElementHeight(element);
-        }
-    });
-
-    totalHeight += 10;
-
-    window.parent.postMessage({type: 'iframeHeight', height: Math.ceil(totalHeight)}, '*');
-}
-
-function getVisibleContentHeight(detailsElement) {
-    let height = 0;
-
-    detailsElement.querySelectorAll(':scope > details, :scope > table, :scope > p').forEach(child => {
-        if (child.tagName === 'DETAILS') {
-            const summary = child.querySelector(':scope > summary');
-            height += getElementHeight(summary);
-
-            if (child.open) {
-                height += getDirectVisibleContentHeight(child);
-            }
-        } else if (isElementVisible(child)) {
-            height += getElementHeight(child);
-        }
-    });
-
-    return height;
-}
-
-function getDirectVisibleContentHeight(element) {
-    let height = 0;
-    element.querySelectorAll(':scope > table, :scope > p, :scope > summary').forEach(child => {
-        if (isElementVisible(child)) {
-            height += getElementHeight(child);
-        }
-    });
-    return height;
-}
-
-function getElementHeight(el) {
-    const styles = getComputedStyle(el);
-    const margin = parseFloat(styles.marginTop) + parseFloat(styles.marginBottom);
-    
-    // More reliable cross-browser calculation
-    const rect = el.getBoundingClientRect();
-    return rect.height + margin;
-}
-
-function isElementVisible(el) {
-    return !!(el.offsetWidth || el.offsetHeight || el.getClientRects().length);
-}
-
-function sendInitialHeight() {
-    let initialHeight = 0;
-
-    document.querySelectorAll('body > details, body > br, body > table').forEach(element => {
-        if (element.tagName === 'DETAILS') {
-            initialHeight += getElementHeight(element.querySelector(':scope > summary'));
-        } else if (element.tagName === 'BR') {
-            initialHeight += getElementHeight(element);
-        } else if (element.tagName === `TABLE`) {
-            initialHeight += getElementHeight(element);
-        }
-    });
-
-    initialHeight += 10;
-
-    window.parent.postMessage({type: 'iframeHeight', height: Math.ceil(initialHeight)}, '*');
-}
-
-function repeatHeightCalculation(maxRetries = 10, interval = 100) {
-    let retries = 0;
-    const intervalId = setInterval(() => {
-        sendInitialHeight();
-        retries++;
-        if (retries >= maxRetries) clearInterval(intervalId);
-    }, interval);
-}
-
-window.addEventListener('load', () => {
-    repeatHeightCalculation();
-
-
-    document.querySelectorAll('details').forEach(detail => {
-        detail.addEventListener('toggle', () => {
-            setTimeout(sendHeight, 50);
-        });
-    });
-
-    const observer = new MutationObserver(() => setTimeout(sendHeight, 50));
-    observer.observe(document.body, {childList: true, subtree: true, characterData: true});
-});
-/*<!--*/
-call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"firstName: String\">firstName</span>", children: [], rightAlign: false, values: ["Alice","Bob","Charlie","Charlie","Bob","Alice","Charlie"] }, 
-{ name: "<span title=\"lastName: String\">lastName</span>", children: [], rightAlign: false, values: ["Cooper","Dylan","Daniels","Chaplin","Marley","Wolf","Byrd"] }, 
-{ name: "<span title=\"name: DataRow<*>\">name</span>", children: [0, 1], rightAlign: false, values: ["<span class=\"formatted\" title=\"firstName: Alice\nlastName: Cooper\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cooper<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Dylan\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dylan<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Daniels\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dan<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Chaplin\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cha<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Marley\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Marley<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Alice\nlastName: Wolf\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Wolf<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Byrd\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Byrd<span class=\"structural\"> }</span></span>"] }, 
-{ name: "<span title=\"age: Int\">age</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">45</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">40</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>"] }, 
-{ name: "<span title=\"city: String?\">city</span>", children: [], rightAlign: false, values: ["London","Dubai","Moscow","Milan","Tokyo","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","Moscow"] }, 
-{ name: "<span title=\"weight: Int?\">weight</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">54</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">87</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">68</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">55</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">90</span></span>"] }, 
-{ name: "<span title=\"isHappy: Boolean\">isHappy</span>", children: [], rightAlign: false, values: ["true","true","false","true","true","false","true"] }, 
-], id: 0, rootId: 0, totalRows: 7 } ) });
-/*-->*/
-
-call_DataFrame(function() { DataFrame.renderTable(0) });
-
-/*<!--*/
-call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"firstName: String\">firstName</span>", children: [], rightAlign: false, values: ["Alice","Bob","Charlie","Charlie","Bob","Alice","Charlie"] }, 
-{ name: "<span title=\"lastName: String\">lastName</span>", children: [], rightAlign: false, values: ["Cooper","Dylan","Daniels","Chaplin","Marley","Wolf","Byrd"] }, 
-{ name: "<span title=\"name: DataRow<*>\">name</span>", children: [0, 1], rightAlign: false, values: ["<span class=\"formatted\" title=\"firstName: Alice\nlastName: Cooper\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cooper<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Dylan\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dylan<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Daniels\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dan<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Chaplin\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cha<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Marley\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Marley<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Alice\nlastName: Wolf\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Wolf<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Byrd\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Byrd<span class=\"structural\"> }</span></span>"] }, 
-{ name: "<span title=\"age: Int\">age</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">45</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">40</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>"] }, 
-{ name: "<span title=\"city: String?\">city</span>", children: [], rightAlign: false, values: ["London","Dubai","Moscow","Milan","Tokyo","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","Moscow"] }, 
-{ name: "<span title=\"weight: Int?\">weight</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">54</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">87</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">68</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">55</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">90</span></span>"] }, 
-{ name: "<span title=\"isHappy: Boolean\">isHappy</span>", children: [], rightAlign: false, values: ["true","true","false","true","true","false","true"] }, 
-{ name: "<span title=\"year: Int\">year</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>"] }, 
-], id: 1, rootId: 1, totalRows: 7 } ) });
-/*-->*/
-
-call_DataFrame(function() { DataFrame.renderTable(1) });
-
-/*<!--*/
-call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"firstName: String\">firstName</span>", children: [], rightAlign: false, values: ["Alice","Bob","Charlie","Charlie","Bob","Alice","Charlie"] }, 
-{ name: "<span title=\"lastName: String\">lastName</span>", children: [], rightAlign: false, values: ["Cooper","Dylan","Daniels","Chaplin","Marley","Wolf","Byrd"] }, 
-{ name: "<span title=\"name: DataRow<*>\">name</span>", children: [0, 1], rightAlign: false, values: ["<span class=\"formatted\" title=\"firstName: Alice\nlastName: Cooper\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cooper<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Dylan\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dylan<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Daniels\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dan<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Chaplin\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cha<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Marley\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Marley<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Alice\nlastName: Wolf\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Wolf<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Byrd\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Byrd<span class=\"structural\"> }</span></span>"] }, 
-{ name: "<span title=\"age: Int\">age</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">45</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">40</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>"] }, 
-{ name: "<span title=\"city: String?\">city</span>", children: [], rightAlign: false, values: ["London","Dubai","Moscow","Milan","Tokyo","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","Moscow"] }, 
-{ name: "<span title=\"weight: Int?\">weight</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">54</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">87</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">68</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">55</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">90</span></span>"] }, 
-{ name: "<span title=\"isHappy: Boolean\">isHappy</span>", children: [], rightAlign: false, values: ["true","true","false","true","true","false","true"] }, 
-{ name: "<span title=\"year: Int\">year</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>"] }, 
-], id: 2, rootId: 2, totalRows: 7 } ) });
-/*-->*/
-
-call_DataFrame(function() { DataFrame.renderTable(2) });
-
-/*<!--*/
-call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"year: Int\">year</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>"] }, 
-], id: 3, rootId: 3, totalRows: 7 } ) });
-/*-->*/
-
-call_DataFrame(function() { DataFrame.renderTable(3) });
-
-/*<!--*/
-call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"firstName: String\">firstName</span>", children: [], rightAlign: false, values: ["Alice","Bob","Charlie","Charlie","Bob","Alice","Charlie"] }, 
-{ name: "<span title=\"lastName: String\">lastName</span>", children: [], rightAlign: false, values: ["Cooper","Dylan","Daniels","Chaplin","Marley","Wolf","Byrd"] }, 
-{ name: "<span title=\"name: DataRow<*>\">name</span>", children: [0, 1], rightAlign: false, values: ["<span class=\"formatted\" title=\"firstName: Alice\nlastName: Cooper\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cooper<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Dylan\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dylan<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Daniels\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dan<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Chaplin\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cha<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Marley\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Marley<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Alice\nlastName: Wolf\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Wolf<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Byrd\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Byrd<span class=\"structural\"> }</span></span>"] }, 
-{ name: "<span title=\"age: Int\">age</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">45</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">40</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>"] }, 
-{ name: "<span title=\"city: String?\">city</span>", children: [], rightAlign: false, values: ["London","Dubai","Moscow","Milan","Tokyo","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","Moscow"] }, 
-{ name: "<span title=\"weight: Int?\">weight</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">54</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">87</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">68</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">55</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">90</span></span>"] }, 
-{ name: "<span title=\"isHappy: Boolean\">isHappy</span>", children: [], rightAlign: false, values: ["true","true","false","true","true","false","true"] }, 
-{ name: "<span title=\"year: Int\">year</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>"] }, 
-], id: 4, rootId: 4, totalRows: 7 } ) });
-/*-->*/
-
-call_DataFrame(function() { DataFrame.renderTable(4) });
-
-/*<!--*/
-call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"year: Int\">year</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>"] }, 
-], id: 5, rootId: 5, totalRows: 7 } ) });
-/*-->*/
-
-call_DataFrame(function() { DataFrame.renderTable(5) });
-
-/*<!--*/
-call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"firstName: String\">firstName</span>", children: [], rightAlign: false, values: ["Alice","Bob","Charlie","Charlie","Bob","Alice","Charlie"] }, 
-{ name: "<span title=\"lastName: String\">lastName</span>", children: [], rightAlign: false, values: ["Cooper","Dylan","Daniels","Chaplin","Marley","Wolf","Byrd"] }, 
-{ name: "<span title=\"name: DataRow<*>\">name</span>", children: [0, 1], rightAlign: false, values: ["<span class=\"formatted\" title=\"firstName: Alice\nlastName: Cooper\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cooper<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Dylan\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dylan<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Daniels\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dan<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Chaplin\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cha<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Marley\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Marley<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Alice\nlastName: Wolf\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Wolf<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Byrd\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Byrd<span class=\"structural\"> }</span></span>"] }, 
-{ name: "<span title=\"age: Int\">age</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">45</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">40</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>"] }, 
-{ name: "<span title=\"city: String?\">city</span>", children: [], rightAlign: false, values: ["London","Dubai","Moscow","Milan","Tokyo","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","Moscow"] }, 
-{ name: "<span title=\"weight: Int?\">weight</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">54</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">87</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">68</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">55</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">90</span></span>"] }, 
-{ name: "<span title=\"isHappy: Boolean\">isHappy</span>", children: [], rightAlign: false, values: ["true","true","false","true","true","false","true"] }, 
-{ name: "<span title=\"year: Int\">year</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>"] }, 
-], id: 6, rootId: 6, totalRows: 7 } ) });
-/*-->*/
-
-call_DataFrame(function() { DataFrame.renderTable(6) });
-
-/*<!--*/
-call_DataFrame(function() { DataFrame.addTable({ cols: [], id: 7, rootId: 7, totalRows: 0 } ) });
-/*-->*/
-
-call_DataFrame(function() { DataFrame.renderTable(7) });
-
-/*<!--*/
-call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"firstName: String\">firstName</span>", children: [], rightAlign: false, values: ["Alice","Bob","Charlie","Charlie","Bob","Alice","Charlie"] }, 
-{ name: "<span title=\"lastName: String\">lastName</span>", children: [], rightAlign: false, values: ["Cooper","Dylan","Daniels","Chaplin","Marley","Wolf","Byrd"] }, 
-{ name: "<span title=\"name: DataRow<*>\">name</span>", children: [0, 1], rightAlign: false, values: ["<span class=\"formatted\" title=\"firstName: Alice\nlastName: Cooper\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cooper<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Dylan\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dylan<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Daniels\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dan<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Chaplin\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cha<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Marley\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Marley<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Alice\nlastName: Wolf\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Wolf<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Byrd\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Byrd<span class=\"structural\"> }</span></span>"] }, 
-{ name: "<span title=\"age: Int\">age</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">45</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">40</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>"] }, 
-{ name: "<span title=\"city: String?\">city</span>", children: [], rightAlign: false, values: ["London","Dubai","Moscow","Milan","Tokyo","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","Moscow"] }, 
-{ name: "<span title=\"weight: Int?\">weight</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">54</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">87</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">68</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">55</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">90</span></span>"] }, 
-{ name: "<span title=\"isHappy: Boolean\">isHappy</span>", children: [], rightAlign: false, values: ["true","true","false","true","true","false","true"] }, 
-{ name: "<span title=\"year: Int\">year</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>"] }, 
-], id: 8, rootId: 8, totalRows: 7 } ) });
-/*-->*/
-
-call_DataFrame(function() { DataFrame.renderTable(8) });
-
-/*<!--*/
-call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"city: String?\">city</span>", children: [], rightAlign: false, values: ["London","Dubai","Moscow","Milan","Tokyo","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","Moscow"] }, 
-], id: 9, rootId: 9, totalRows: 7 } ) });
-/*-->*/
-
-call_DataFrame(function() { DataFrame.renderTable(9) });
-
-/*<!--*/
-call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"firstName: String\">firstName</span>", children: [], rightAlign: false, values: ["Alice","Bob","Charlie","Charlie","Bob","Alice","Charlie"] }, 
-{ name: "<span title=\"lastName: String\">lastName</span>", children: [], rightAlign: false, values: ["Cooper","Dylan","Daniels","Chaplin","Marley","Wolf","Byrd"] }, 
-{ name: "<span title=\"name: DataRow<*>\">name</span>", children: [0, 1], rightAlign: false, values: ["<span class=\"formatted\" title=\"firstName: Alice\nlastName: Cooper\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cooper<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Dylan\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dylan<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Daniels\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dan<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Chaplin\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cha<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Marley\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Marley<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Alice\nlastName: Wolf\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Wolf<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Byrd\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Byrd<span class=\"structural\"> }</span></span>"] }, 
-{ name: "<span title=\"age: Int\">age</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">45</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">40</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>"] }, 
-{ name: "<span title=\"city: String?\">city</span>", children: [], rightAlign: false, values: ["London","Dubai","Moscow","Milan","Tokyo","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","Moscow"] }, 
-{ name: "<span title=\"weight: Int?\">weight</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">54</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">87</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">68</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">55</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">90</span></span>"] }, 
-{ name: "<span title=\"isHappy: Boolean\">isHappy</span>", children: [], rightAlign: false, values: ["true","true","false","true","true","false","true"] }, 
-{ name: "<span title=\"year: Int\">year</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>"] }, 
-], id: 10, rootId: 10, totalRows: 7 } ) });
-/*-->*/
-
-call_DataFrame(function() { DataFrame.renderTable(10) });
-
-/*<!--*/
-call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"firstName: String\">firstName</span>", children: [], rightAlign: false, values: ["Alice","Bob","Charlie","Charlie","Bob","Alice","Charlie"] }, 
-{ name: "<span title=\"lastName: String\">lastName</span>", children: [], rightAlign: false, values: ["Cooper","Dylan","Daniels","Chaplin","Marley","Wolf","Byrd"] }, 
-{ name: "<span title=\"name: DataRow<*>\">name</span>", children: [0, 1], rightAlign: false, values: ["<span class=\"formatted\" title=\"firstName: Alice\nlastName: Cooper\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cooper<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Dylan\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dylan<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Daniels\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dan<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Chaplin\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cha<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Marley\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Marley<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Alice\nlastName: Wolf\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Wolf<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Byrd\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Byrd<span class=\"structural\"> }</span></span>"] }, 
-{ name: "<span title=\"age: Int\">age</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">45</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">40</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>"] }, 
-{ name: "<span title=\"city: String?\">city</span>", children: [], rightAlign: false, values: ["London","Dubai","Moscow","Milan","Tokyo","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","Moscow"] }, 
-{ name: "<span title=\"weight: Int?\">weight</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">54</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">87</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">68</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">55</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">90</span></span>"] }, 
-{ name: "<span title=\"isHappy: Boolean\">isHappy</span>", children: [], rightAlign: false, values: ["true","true","false","true","true","false","true"] }, 
-{ name: "<span title=\"year: Int\">year</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>"] }, 
-], id: 11, rootId: 11, totalRows: 7 } ) });
-/*-->*/
-
-call_DataFrame(function() { DataFrame.renderTable(11) });
-
-/*<!--*/
-call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"firstName: String\">firstName</span>", children: [], rightAlign: false, values: ["Alice","Bob","Charlie","Charlie","Bob","Alice","Charlie"] }, 
-{ name: "<span title=\"lastName: String\">lastName</span>", children: [], rightAlign: false, values: ["Cooper","Dylan","Daniels","Chaplin","Marley","Wolf","Byrd"] }, 
-{ name: "<span title=\"name: DataRow<*>\">name</span>", children: [0, 1], rightAlign: false, values: ["<span class=\"formatted\" title=\"firstName: Alice\nlastName: Cooper\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cooper<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Dylan\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dylan<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Daniels\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dan<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Chaplin\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cha<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Marley\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Marley<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Alice\nlastName: Wolf\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Wolf<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Byrd\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Byrd<span class=\"structural\"> }</span></span>"] }, 
-{ name: "<span title=\"age: Int\">age</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">45</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">40</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>"] }, 
-{ name: "<span title=\"city: String?\">city</span>", children: [], rightAlign: false, values: ["London","Dubai","Moscow","Milan","Tokyo","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","Moscow"] }, 
-{ name: "<span title=\"weight: Int?\">weight</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">54</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">87</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">68</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">55</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">90</span></span>"] }, 
-{ name: "<span title=\"isHappy: Boolean\">isHappy</span>", children: [], rightAlign: false, values: ["true","true","false","true","true","false","true"] }, 
-{ name: "<span title=\"year: Int\">year</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>"] }, 
-], id: 12, rootId: 12, totalRows: 7 } ) });
-/*-->*/
-
-call_DataFrame(function() { DataFrame.renderTable(12) });
-
-/*<!--*/
-call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"firstName: String\">firstName</span>", children: [], rightAlign: false, values: ["Alice","Bob","Charlie","Charlie","Bob","Alice","Charlie"] }, 
-{ name: "<span title=\"lastName: String\">lastName</span>", children: [], rightAlign: false, values: ["Cooper","Dylan","Daniels","Chaplin","Marley","Wolf","Byrd"] }, 
-{ name: "<span title=\"name: DataRow<*>\">name</span>", children: [0, 1], rightAlign: false, values: ["<span class=\"formatted\" title=\"firstName: Alice\nlastName: Cooper\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cooper<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Dylan\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dylan<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Daniels\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dan<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Chaplin\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cha<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Marley\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Marley<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Alice\nlastName: Wolf\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Wolf<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Byrd\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Byrd<span class=\"structural\"> }</span></span>"] }, 
-{ name: "<span title=\"age: Int\">age</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">45</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">40</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>"] }, 
-], id: 13, rootId: 13, totalRows: 7 } ) });
-/*-->*/
-
-call_DataFrame(function() { DataFrame.renderTable(13) });
-
-/*<!--*/
-call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"firstName: String\">firstName</span>", children: [], rightAlign: false, values: ["Alice","Bob","Charlie","Charlie","Bob","Alice","Charlie"] }, 
-{ name: "<span title=\"lastName: String\">lastName</span>", children: [], rightAlign: false, values: ["Cooper","Dylan","Daniels","Chaplin","Marley","Wolf","Byrd"] }, 
-{ name: "<span title=\"name: DataRow<*>\">name</span>", children: [0, 1], rightAlign: false, values: ["<span class=\"formatted\" title=\"firstName: Alice\nlastName: Cooper\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cooper<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Dylan\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dylan<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Daniels\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dan<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Chaplin\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cha<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Marley\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Marley<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Alice\nlastName: Wolf\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Wolf<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Byrd\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Byrd<span class=\"structural\"> }</span></span>"] }, 
-{ name: "<span title=\"age: Int\">age</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">45</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">40</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>"] }, 
-{ name: "<span title=\"city: String?\">city</span>", children: [], rightAlign: false, values: ["London","Dubai","Moscow","Milan","Tokyo","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","Moscow"] }, 
-{ name: "<span title=\"weight: Int?\">weight</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">54</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">87</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">68</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">55</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">90</span></span>"] }, 
-{ name: "<span title=\"isHappy: Boolean\">isHappy</span>", children: [], rightAlign: false, values: ["true","true","false","true","true","false","true"] }, 
-{ name: "<span title=\"year: Int\">year</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>"] }, 
-], id: 14, rootId: 14, totalRows: 7 } ) });
-/*-->*/
-
-call_DataFrame(function() { DataFrame.renderTable(14) });
-
-/*<!--*/
-call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"isHappy: Boolean\">isHappy</span>", children: [], rightAlign: false, values: ["true","true","false","true","true","false","true"] }, 
-{ name: "<span title=\"year: Int\">year</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>"] }, 
-], id: 15, rootId: 15, totalRows: 7 } ) });
-/*-->*/
-
-call_DataFrame(function() { DataFrame.renderTable(15) });
-
-/*<!--*/
-call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"firstName: String\">firstName</span>", children: [], rightAlign: false, values: ["Alice","Bob","Charlie","Charlie","Bob","Alice","Charlie"] }, 
-{ name: "<span title=\"lastName: String\">lastName</span>", children: [], rightAlign: false, values: ["Cooper","Dylan","Daniels","Chaplin","Marley","Wolf","Byrd"] }, 
-{ name: "<span title=\"name: DataRow<*>\">name</span>", children: [0, 1], rightAlign: false, values: ["<span class=\"formatted\" title=\"firstName: Alice\nlastName: Cooper\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cooper<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Dylan\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dylan<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Daniels\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dan<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Chaplin\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cha<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Marley\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Marley<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Alice\nlastName: Wolf\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Wolf<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Byrd\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Byrd<span class=\"structural\"> }</span></span>"] }, 
-{ name: "<span title=\"age: Int\">age</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">45</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">40</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>"] }, 
-{ name: "<span title=\"city: String?\">city</span>", children: [], rightAlign: false, values: ["London","Dubai","Moscow","Milan","Tokyo","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","Moscow"] }, 
-{ name: "<span title=\"weight: Int?\">weight</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">54</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">87</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">68</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">55</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">90</span></span>"] }, 
-{ name: "<span title=\"isHappy: Boolean\">isHappy</span>", children: [], rightAlign: false, values: ["true","true","false","true","true","false","true"] }, 
-{ name: "<span title=\"year: Int\">year</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>"] }, 
-], id: 16, rootId: 16, totalRows: 7 } ) });
-/*-->*/
-
-call_DataFrame(function() { DataFrame.renderTable(16) });
-
-/*<!--*/
-call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"city: String?\">city</span>", children: [], rightAlign: false, values: ["London","Dubai","Moscow","Milan","Tokyo","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","Moscow"] }, 
-{ name: "<span title=\"weight: Int?\">weight</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">54</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">87</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">68</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">55</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">90</span></span>"] }, 
-{ name: "<span title=\"isHappy: Boolean\">isHappy</span>", children: [], rightAlign: false, values: ["true","true","false","true","true","false","true"] }, 
-{ name: "<span title=\"year: Int\">year</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>"] }, 
-], id: 17, rootId: 17, totalRows: 7 } ) });
-/*-->*/
-
-call_DataFrame(function() { DataFrame.renderTable(17) });
-
-/*<!--*/
-call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"firstName: String\">firstName</span>", children: [], rightAlign: false, values: ["Alice","Bob","Charlie","Charlie","Bob","Alice","Charlie"] }, 
-{ name: "<span title=\"lastName: String\">lastName</span>", children: [], rightAlign: false, values: ["Cooper","Dylan","Daniels","Chaplin","Marley","Wolf","Byrd"] }, 
-{ name: "<span title=\"name: DataRow<*>\">name</span>", children: [0, 1], rightAlign: false, values: ["<span class=\"formatted\" title=\"firstName: Alice\nlastName: Cooper\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cooper<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Dylan\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dylan<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Daniels\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dan<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Chaplin\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cha<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Marley\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Marley<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Alice\nlastName: Wolf\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Wolf<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Byrd\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Byrd<span class=\"structural\"> }</span></span>"] }, 
-{ name: "<span title=\"age: Int\">age</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">45</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">40</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>"] }, 
-{ name: "<span title=\"city: String?\">city</span>", children: [], rightAlign: false, values: ["London","Dubai","Moscow","Milan","Tokyo","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","Moscow"] }, 
-{ name: "<span title=\"weight: Int?\">weight</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">54</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">87</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">68</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">55</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">90</span></span>"] }, 
-{ name: "<span title=\"isHappy: Boolean\">isHappy</span>", children: [], rightAlign: false, values: ["true","true","false","true","true","false","true"] }, 
-{ name: "<span title=\"year: Int\">year</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>"] }, 
-], id: 18, rootId: 18, totalRows: 7 } ) });
-/*-->*/
-
-call_DataFrame(function() { DataFrame.renderTable(18) });
-
-/*<!--*/
-call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"firstName: String\">firstName</span>", children: [], rightAlign: false, values: ["Alice","Bob","Charlie","Charlie","Bob","Alice","Charlie"] }, 
-{ name: "<span title=\"lastName: String\">lastName</span>", children: [], rightAlign: false, values: ["Cooper","Dylan","Daniels","Chaplin","Marley","Wolf","Byrd"] }, 
-{ name: "<span title=\"name: DataRow<*>\">name</span>", children: [0, 1], rightAlign: false, values: ["<span class=\"formatted\" title=\"firstName: Alice\nlastName: Cooper\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cooper<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Dylan\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dylan<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Daniels\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dan<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Chaplin\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cha<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Marley\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Marley<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Alice\nlastName: Wolf\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Wolf<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Byrd\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Byrd<span class=\"structural\"> }</span></span>"] }, 
-{ name: "<span title=\"age: Int\">age</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">45</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">40</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>"] }, 
-{ name: "<span title=\"city: String?\">city</span>", children: [], rightAlign: false, values: ["London","Dubai","Moscow","Milan","Tokyo","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","Moscow"] }, 
-{ name: "<span title=\"weight: Int?\">weight</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">54</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">87</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">68</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">55</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">90</span></span>"] }, 
-], id: 19, rootId: 19, totalRows: 7 } ) });
-/*-->*/
-
-call_DataFrame(function() { DataFrame.renderTable(19) });
-
-/*<!--*/
-call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"firstName: String\">firstName</span>", children: [], rightAlign: false, values: ["Alice","Bob","Charlie","Charlie","Bob","Alice","Charlie"] }, 
-{ name: "<span title=\"lastName: String\">lastName</span>", children: [], rightAlign: false, values: ["Cooper","Dylan","Daniels","Chaplin","Marley","Wolf","Byrd"] }, 
-{ name: "<span title=\"name: DataRow<*>\">name</span>", children: [0, 1], rightAlign: false, values: ["<span class=\"formatted\" title=\"firstName: Alice\nlastName: Cooper\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cooper<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Dylan\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dylan<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Daniels\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dan<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Chaplin\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cha<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Marley\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Marley<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Alice\nlastName: Wolf\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Wolf<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Byrd\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Byrd<span class=\"structural\"> }</span></span>"] }, 
-{ name: "<span title=\"age: Int\">age</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">45</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">40</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>"] }, 
-{ name: "<span title=\"city: String?\">city</span>", children: [], rightAlign: false, values: ["London","Dubai","Moscow","Milan","Tokyo","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","Moscow"] }, 
-{ name: "<span title=\"weight: Int?\">weight</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">54</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">87</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">68</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">55</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">90</span></span>"] }, 
-{ name: "<span title=\"isHappy: Boolean\">isHappy</span>", children: [], rightAlign: false, values: ["true","true","false","true","true","false","true"] }, 
-{ name: "<span title=\"year: Int\">year</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>"] }, 
-], id: 20, rootId: 20, totalRows: 7 } ) });
-/*-->*/
-
-call_DataFrame(function() { DataFrame.renderTable(20) });
-
-/*<!--*/
-call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"year: Int\">year</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>"] }, 
-], id: 21, rootId: 21, totalRows: 7 } ) });
-/*-->*/
-
-call_DataFrame(function() { DataFrame.renderTable(21) });
-
-/*<!--*/
-call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"firstName: String\">firstName</span>", children: [], rightAlign: false, values: ["Alice","Bob","Charlie","Charlie","Bob","Alice","Charlie"] }, 
-{ name: "<span title=\"lastName: String\">lastName</span>", children: [], rightAlign: false, values: ["Cooper","Dylan","Daniels","Chaplin","Marley","Wolf","Byrd"] }, 
-{ name: "<span title=\"name: DataRow<*>\">name</span>", children: [0, 1], rightAlign: false, values: ["<span class=\"formatted\" title=\"firstName: Alice\nlastName: Cooper\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cooper<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Dylan\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dylan<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Daniels\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dan<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Chaplin\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cha<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Marley\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Marley<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Alice\nlastName: Wolf\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Wolf<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Byrd\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Byrd<span class=\"structural\"> }</span></span>"] }, 
-{ name: "<span title=\"age: Int\">age</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">45</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">40</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>"] }, 
-{ name: "<span title=\"city: String?\">city</span>", children: [], rightAlign: false, values: ["London","Dubai","Moscow","Milan","Tokyo","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","Moscow"] }, 
-{ name: "<span title=\"weight: Int?\">weight</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">54</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">87</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">68</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">55</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">90</span></span>"] }, 
-{ name: "<span title=\"isHappy: Boolean\">isHappy</span>", children: [], rightAlign: false, values: ["true","true","false","true","true","false","true"] }, 
-{ name: "<span title=\"year: Int\">year</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>"] }, 
-], id: 22, rootId: 22, totalRows: 7 } ) });
-/*-->*/
-
-call_DataFrame(function() { DataFrame.renderTable(22) });
-
-/*<!--*/
-call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"lastName: String\">lastName</span>", children: [], rightAlign: false, values: ["Cooper","Dylan","Daniels","Chaplin","Marley","Wolf","Byrd"] }, 
-], id: 23, rootId: 23, totalRows: 7 } ) });
-/*-->*/
-
-call_DataFrame(function() { DataFrame.renderTable(23) });
-
-/*<!--*/
-call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"firstName: String\">firstName</span>", children: [], rightAlign: false, values: ["Alice","Bob","Charlie","Charlie","Bob","Alice","Charlie"] }, 
-{ name: "<span title=\"lastName: String\">lastName</span>", children: [], rightAlign: false, values: ["Cooper","Dylan","Daniels","Chaplin","Marley","Wolf","Byrd"] }, 
-{ name: "<span title=\"name: DataRow<*>\">name</span>", children: [0, 1], rightAlign: false, values: ["<span class=\"formatted\" title=\"firstName: Alice\nlastName: Cooper\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cooper<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Dylan\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dylan<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Daniels\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dan<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Chaplin\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cha<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Marley\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Marley<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Alice\nlastName: Wolf\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Wolf<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Byrd\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Byrd<span class=\"structural\"> }</span></span>"] }, 
-{ name: "<span title=\"age: Int\">age</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">45</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">40</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>"] }, 
-{ name: "<span title=\"city: String?\">city</span>", children: [], rightAlign: false, values: ["London","Dubai","Moscow","Milan","Tokyo","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","Moscow"] }, 
-{ name: "<span title=\"weight: Int?\">weight</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">54</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">87</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">68</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">55</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">90</span></span>"] }, 
-{ name: "<span title=\"isHappy: Boolean\">isHappy</span>", children: [], rightAlign: false, values: ["true","true","false","true","true","false","true"] }, 
-{ name: "<span title=\"year: Int\">year</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>"] }, 
-], id: 24, rootId: 24, totalRows: 7 } ) });
-/*-->*/
-
-call_DataFrame(function() { DataFrame.renderTable(24) });
-
-/*<!--*/
-call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"firstName: String\">firstName</span>", children: [], rightAlign: false, values: ["Alice","Bob","Charlie","Charlie","Bob","Alice","Charlie"] }, 
-{ name: "<span title=\"lastName: String\">lastName</span>", children: [], rightAlign: false, values: ["Cooper","Dylan","Daniels","Chaplin","Marley","Wolf","Byrd"] }, 
-{ name: "<span title=\"age: Int\">age</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">45</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">40</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>"] }, 
-{ name: "<span title=\"city: String?\">city</span>", children: [], rightAlign: false, values: ["London","Dubai","Moscow","Milan","Tokyo","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","Moscow"] }, 
-{ name: "<span title=\"weight: Int?\">weight</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">54</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">87</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">68</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">55</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">90</span></span>"] }, 
-{ name: "<span title=\"isHappy: Boolean\">isHappy</span>", children: [], rightAlign: false, values: ["true","true","false","true","true","false","true"] }, 
-{ name: "<span title=\"year: Int\">year</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>"] }, 
-], id: 25, rootId: 25, totalRows: 7 } ) });
-/*-->*/
-
-call_DataFrame(function() { DataFrame.renderTable(25) });
-
-/*<!--*/
-call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"firstName: String\">firstName</span>", children: [], rightAlign: false, values: ["Alice","Bob","Charlie","Charlie","Bob","Alice","Charlie"] }, 
-{ name: "<span title=\"lastName: String\">lastName</span>", children: [], rightAlign: false, values: ["Cooper","Dylan","Daniels","Chaplin","Marley","Wolf","Byrd"] }, 
-{ name: "<span title=\"name: DataRow<*>\">name</span>", children: [0, 1], rightAlign: false, values: ["<span class=\"formatted\" title=\"firstName: Alice\nlastName: Cooper\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cooper<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Dylan\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dylan<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Daniels\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dan<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Chaplin\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cha<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Marley\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Marley<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Alice\nlastName: Wolf\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Wolf<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Byrd\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Byrd<span class=\"structural\"> }</span></span>"] }, 
-{ name: "<span title=\"age: Int\">age</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">45</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">40</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>"] }, 
-{ name: "<span title=\"city: String?\">city</span>", children: [], rightAlign: false, values: ["London","Dubai","Moscow","Milan","Tokyo","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","Moscow"] }, 
-{ name: "<span title=\"weight: Int?\">weight</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">54</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">87</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">68</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">55</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">90</span></span>"] }, 
-{ name: "<span title=\"isHappy: Boolean\">isHappy</span>", children: [], rightAlign: false, values: ["true","true","false","true","true","false","true"] }, 
-{ name: "<span title=\"year: Int\">year</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>"] }, 
-], id: 26, rootId: 26, totalRows: 7 } ) });
-/*-->*/
-
-call_DataFrame(function() { DataFrame.renderTable(26) });
-
-/*<!--*/
-call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"firstName: String\">firstName</span>", children: [], rightAlign: false, values: ["Alice","Bob","Charlie","Charlie","Bob","Alice","Charlie"] }, 
-{ name: "<span title=\"lastName: String\">lastName</span>", children: [], rightAlign: false, values: ["Cooper","Dylan","Daniels","Chaplin","Marley","Wolf","Byrd"] }, 
-{ name: "<span title=\"name: DataRow<*>\">name</span>", children: [0, 1], rightAlign: false, values: ["<span class=\"formatted\" title=\"firstName: Alice\nlastName: Cooper\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cooper<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Dylan\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dylan<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Daniels\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dan<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Chaplin\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cha<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Marley\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Marley<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Alice\nlastName: Wolf\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Wolf<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Byrd\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Byrd<span class=\"structural\"> }</span></span>"] }, 
-{ name: "<span title=\"firstName: String\">firstName</span>", children: [], rightAlign: false, values: ["Alice","Bob","Charlie","Charlie","Bob","Alice","Charlie"] }, 
-{ name: "<span title=\"lastName: String\">lastName</span>", children: [], rightAlign: false, values: ["Cooper","Dylan","Daniels","Chaplin","Marley","Wolf","Byrd"] }, 
-{ name: "<span title=\"age: Int\">age</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">45</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">40</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>"] }, 
-{ name: "<span title=\"city: String?\">city</span>", children: [], rightAlign: false, values: ["London","Dubai","Moscow","Milan","Tokyo","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","Moscow"] }, 
-{ name: "<span title=\"weight: Int?\">weight</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">54</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">87</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">68</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">55</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">90</span></span>"] }, 
-{ name: "<span title=\"isHappy: Boolean\">isHappy</span>", children: [], rightAlign: false, values: ["true","true","false","true","true","false","true"] }, 
-{ name: "<span title=\"year: Int\">year</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>"] }, 
-], id: 27, rootId: 27, totalRows: 7 } ) });
-/*-->*/
-
-call_DataFrame(function() { DataFrame.renderTable(27) });
-
-/*<!--*/
-call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"firstName: String\">firstName</span>", children: [], rightAlign: false, values: ["Alice","Bob","Charlie","Charlie","Bob","Alice","Charlie"] }, 
-{ name: "<span title=\"lastName: String\">lastName</span>", children: [], rightAlign: false, values: ["Cooper","Dylan","Daniels","Chaplin","Marley","Wolf","Byrd"] }, 
-{ name: "<span title=\"name: DataRow<*>\">name</span>", children: [0, 1], rightAlign: false, values: ["<span class=\"formatted\" title=\"firstName: Alice\nlastName: Cooper\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cooper<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Dylan\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dylan<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Daniels\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dan<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Chaplin\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cha<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Marley\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Marley<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Alice\nlastName: Wolf\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Wolf<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Byrd\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Byrd<span class=\"structural\"> }</span></span>"] }, 
-{ name: "<span title=\"age: Int\">age</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">45</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">40</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>"] }, 
-{ name: "<span title=\"city: String?\">city</span>", children: [], rightAlign: false, values: ["London","Dubai","Moscow","Milan","Tokyo","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","Moscow"] }, 
-{ name: "<span title=\"weight: Int?\">weight</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">54</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">87</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">68</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">55</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">90</span></span>"] }, 
-{ name: "<span title=\"isHappy: Boolean\">isHappy</span>", children: [], rightAlign: false, values: ["true","true","false","true","true","false","true"] }, 
-{ name: "<span title=\"year: Int\">year</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>"] }, 
-], id: 28, rootId: 28, totalRows: 7 } ) });
-/*-->*/
-
-call_DataFrame(function() { DataFrame.renderTable(28) });
-
-/*<!--*/
-call_DataFrame(function() { DataFrame.addTable({ cols: [], id: 29, rootId: 29, totalRows: 0 } ) });
-/*-->*/
-
-call_DataFrame(function() { DataFrame.renderTable(29) });
-
-/*<!--*/
-call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"firstName: String\">firstName</span>", children: [], rightAlign: false, values: ["Alice","Bob","Charlie","Charlie","Bob","Alice","Charlie"] }, 
-{ name: "<span title=\"lastName: String\">lastName</span>", children: [], rightAlign: false, values: ["Cooper","Dylan","Daniels","Chaplin","Marley","Wolf","Byrd"] }, 
-{ name: "<span title=\"name: DataRow<*>\">name</span>", children: [0, 1], rightAlign: false, values: ["<span class=\"formatted\" title=\"firstName: Alice\nlastName: Cooper\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cooper<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Dylan\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dylan<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Daniels\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dan<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Chaplin\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cha<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Marley\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Marley<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Alice\nlastName: Wolf\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Wolf<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Byrd\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Byrd<span class=\"structural\"> }</span></span>"] }, 
-{ name: "<span title=\"age: Int\">age</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">45</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">40</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>"] }, 
-{ name: "<span title=\"city: String?\">city</span>", children: [], rightAlign: false, values: ["London","Dubai","Moscow","Milan","Tokyo","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","Moscow"] }, 
-{ name: "<span title=\"weight: Int?\">weight</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">54</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">87</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">68</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">55</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">90</span></span>"] }, 
-{ name: "<span title=\"isHappy: Boolean\">isHappy</span>", children: [], rightAlign: false, values: ["true","true","false","true","true","false","true"] }, 
-{ name: "<span title=\"year: Int\">year</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>"] }, 
-], id: 30, rootId: 30, totalRows: 7 } ) });
-/*-->*/
-
-call_DataFrame(function() { DataFrame.renderTable(30) });
-
-/*<!--*/
-call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"firstName: String\">firstName</span>", children: [], rightAlign: false, values: ["Alice","Bob","Charlie","Charlie","Bob","Alice","Charlie"] }, 
-{ name: "<span title=\"lastName: String\">lastName</span>", children: [], rightAlign: false, values: ["Cooper","Dylan","Daniels","Chaplin","Marley","Wolf","Byrd"] }, 
-], id: 31, rootId: 31, totalRows: 7 } ) });
-/*-->*/
-
-call_DataFrame(function() { DataFrame.renderTable(31) });
-
-/*<!--*/
-call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"firstName: String\">firstName</span>", children: [], rightAlign: false, values: ["Alice","Bob","Charlie","Charlie","Bob","Alice","Charlie"] }, 
-{ name: "<span title=\"lastName: String\">lastName</span>", children: [], rightAlign: false, values: ["Cooper","Dylan","Daniels","Chaplin","Marley","Wolf","Byrd"] }, 
-{ name: "<span title=\"name: DataRow<*>\">name</span>", children: [0, 1], rightAlign: false, values: ["<span class=\"formatted\" title=\"firstName: Alice\nlastName: Cooper\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cooper<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Dylan\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dylan<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Daniels\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dan<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Chaplin\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cha<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Marley\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Marley<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Alice\nlastName: Wolf\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Wolf<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Byrd\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Byrd<span class=\"structural\"> }</span></span>"] }, 
-{ name: "<span title=\"age: Int\">age</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">45</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">40</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>"] }, 
-{ name: "<span title=\"city: String?\">city</span>", children: [], rightAlign: false, values: ["London","Dubai","Moscow","Milan","Tokyo","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","Moscow"] }, 
-{ name: "<span title=\"weight: Int?\">weight</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">54</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">87</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">68</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">55</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">90</span></span>"] }, 
-{ name: "<span title=\"isHappy: Boolean\">isHappy</span>", children: [], rightAlign: false, values: ["true","true","false","true","true","false","true"] }, 
-{ name: "<span title=\"year: Int\">year</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>"] }, 
-], id: 32, rootId: 32, totalRows: 7 } ) });
-/*-->*/
-
-call_DataFrame(function() { DataFrame.renderTable(32) });
-
-/*<!--*/
-call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"firstName: String\">firstName</span>", children: [], rightAlign: false, values: ["Alice","Bob","Charlie","Charlie","Bob","Alice","Charlie"] }, 
-{ name: "<span title=\"lastName: String\">lastName</span>", children: [], rightAlign: false, values: ["Cooper","Dylan","Daniels","Chaplin","Marley","Wolf","Byrd"] }, 
-{ name: "<span title=\"name: DataRow<*>\">name</span>", children: [0, 1], rightAlign: false, values: ["<span class=\"formatted\" title=\"firstName: Alice\nlastName: Cooper\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cooper<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Dylan\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dylan<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Daniels\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dan<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Chaplin\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cha<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Marley\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Marley<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Alice\nlastName: Wolf\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Wolf<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Byrd\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Byrd<span class=\"structural\"> }</span></span>"] }, 
-{ name: "<span title=\"age: Int\">age</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">45</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">40</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>"] }, 
-{ name: "<span title=\"city: String?\">city</span>", children: [], rightAlign: false, values: ["London","Dubai","Moscow","Milan","Tokyo","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","Moscow"] }, 
-{ name: "<span title=\"weight: Int?\">weight</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">54</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">87</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">68</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">55</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">90</span></span>"] }, 
-{ name: "<span title=\"isHappy: Boolean\">isHappy</span>", children: [], rightAlign: false, values: ["true","true","false","true","true","false","true"] }, 
-{ name: "<span title=\"year: Int\">year</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>"] }, 
-], id: 33, rootId: 33, totalRows: 7 } ) });
-/*-->*/
-
-call_DataFrame(function() { DataFrame.renderTable(33) });
-
-/*<!--*/
-call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"firstName: String\">firstName</span>", children: [], rightAlign: false, values: ["Alice","Bob","Charlie","Charlie","Bob","Alice","Charlie"] }, 
-{ name: "<span title=\"lastName: String\">lastName</span>", children: [], rightAlign: false, values: ["Cooper","Dylan","Daniels","Chaplin","Marley","Wolf","Byrd"] }, 
-{ name: "<span title=\"name: DataRow<*>\">name</span>", children: [0, 1], rightAlign: false, values: ["<span class=\"formatted\" title=\"firstName: Alice\nlastName: Cooper\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cooper<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Dylan\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dylan<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Daniels\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dan<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Chaplin\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cha<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Marley\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Marley<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Alice\nlastName: Wolf\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Wolf<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Byrd\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Byrd<span class=\"structural\"> }</span></span>"] }, 
-{ name: "<span title=\"age: Int\">age</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">45</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">40</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>"] }, 
-{ name: "<span title=\"city: String?\">city</span>", children: [], rightAlign: false, values: ["London","Dubai","Moscow","Milan","Tokyo","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","Moscow"] }, 
-{ name: "<span title=\"weight: Int?\">weight</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">54</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">87</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">68</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">55</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">90</span></span>"] }, 
-{ name: "<span title=\"isHappy: Boolean\">isHappy</span>", children: [], rightAlign: false, values: ["true","true","false","true","true","false","true"] }, 
-{ name: "<span title=\"year: Int\">year</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>"] }, 
-], id: 34, rootId: 34, totalRows: 7 } ) });
-/*-->*/
-
-call_DataFrame(function() { DataFrame.renderTable(34) });
-
-/*<!--*/
-call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"firstName: String\">firstName</span>", children: [], rightAlign: false, values: ["Alice","Bob","Charlie","Charlie","Bob","Alice","Charlie"] }, 
-{ name: "<span title=\"lastName: String\">lastName</span>", children: [], rightAlign: false, values: ["Cooper","Dylan","Daniels","Chaplin","Marley","Wolf","Byrd"] }, 
-{ name: "<span title=\"name: DataRow<*>\">name</span>", children: [0, 1], rightAlign: false, values: ["<span class=\"formatted\" title=\"firstName: Alice\nlastName: Cooper\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cooper<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Dylan\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dylan<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Daniels\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dan<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Chaplin\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cha<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Marley\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Marley<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Alice\nlastName: Wolf\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Wolf<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Byrd\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Byrd<span class=\"structural\"> }</span></span>"] }, 
-{ name: "<span title=\"age: Int\">age</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">45</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">40</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>"] }, 
-{ name: "<span title=\"weight: Int?\">weight</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">54</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">87</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">68</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">55</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">90</span></span>"] }, 
-], id: 35, rootId: 35, totalRows: 7 } ) });
-/*-->*/
-
-call_DataFrame(function() { DataFrame.renderTable(35) });
-
-</script>
-</html>
diff --git a/docs/StardustDocs/resources/snippets/org.jetbrains.kotlinx.dataframe.samples.api.Access.columnSelectorsModifySet.html b/docs/StardustDocs/resources/snippets/org.jetbrains.kotlinx.dataframe.samples.api.Access.columnSelectorsModifySet.html
deleted file mode 100644
index 43f8e45df0..0000000000
--- a/docs/StardustDocs/resources/snippets/org.jetbrains.kotlinx.dataframe.samples.api.Access.columnSelectorsModifySet.html
+++ /dev/null
@@ -1,824 +0,0 @@
-<html>
-<head>
-<style type="text/css">
-:root {
-    --background: #fff;
-    --background-odd: #f5f5f5;
-    --background-hover: #d9edfd;
-    --header-text-color: #474747;
-    --text-color: #848484;
-    --text-color-dark: #000;
-    --text-color-medium: #737373;
-    --text-color-pale: #b3b3b3;
-    --inner-border-color: #aaa;
-    --bold-border-color: #000;
-    --link-color: #296eaa;
-    --link-color-pale: #296eaa;
-    --link-hover: #1a466c;
-}
-
-:root[theme="dark"], :root [data-jp-theme-light="false"], .dataframe_dark{
-    --background: #303030;
-    --background-odd: #3c3c3c;
-    --background-hover: #464646;
-    --header-text-color: #dddddd;
-    --text-color: #b3b3b3;
-    --text-color-dark: #dddddd;
-    --text-color-medium: #b2b2b2;
-    --text-color-pale: #737373;
-    --inner-border-color: #707070;
-    --bold-border-color: #777777;
-    --link-color: #008dc0;
-    --link-color-pale: #97e1fb;
-    --link-hover: #00688e;
-}
-
-p.dataframe_description {
-    color: var(--text-color-dark);
-}
-
-table.dataframe {
-    font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
-    font-size: 12px;
-    background-color: var(--background);
-    color: var(--text-color-dark);
-    border: none;
-    border-collapse: collapse;
-}
-
-table.dataframe th, td {
-    padding: 6px;
-    border: 1px solid transparent;
-    text-align: left;
-}
-
-table.dataframe th {
-    background-color: var(--background);
-    color: var(--header-text-color);
-}
-
-table.dataframe td {
-    vertical-align: top;
-    white-space: nowrap;
-}
-
-table.dataframe th.bottomBorder {
-    border-bottom-color: var(--bold-border-color);
-}
-
-table.dataframe tbody > tr:nth-child(odd) {
-    background: var(--background-odd);
-}
-
-table.dataframe tbody > tr:nth-child(even) {
-    background: var(--background);
-}
-
-table.dataframe tbody > tr:hover {
-    background: var(--background-hover);
-}
-
-table.dataframe a {
-    cursor: pointer;
-    color: var(--link-color);
-    text-decoration: none;
-}
-
-table.dataframe tr:hover > td a {
-    color: var(--link-color-pale);
-}
-
-table.dataframe a:hover {
-    color: var(--link-hover);
-    text-decoration: underline;
-}
-
-table.dataframe img {
-    max-width: fit-content;
-}
-
-table.dataframe th.complex {
-    background-color: var(--background);
-    border: 1px solid var(--background);
-}
-
-table.dataframe .leftBorder {
-    border-left-color: var(--inner-border-color);
-}
-
-table.dataframe .rightBorder {
-    border-right-color: var(--inner-border-color);
-}
-
-table.dataframe .rightAlign {
-    text-align: right;
-}
-
-table.dataframe .expanderSvg {
-    width: 8px;
-    height: 8px;
-    margin-right: 3px;
-}
-
-table.dataframe .expander {
-    display: flex;
-    align-items: center;
-}
-
-/* formatting */
-
-table.dataframe .null {
-    color: var(--text-color-pale);
-}
-
-table.dataframe .structural {
-    color: var(--text-color-medium);
-    font-weight: bold;
-}
-
-table.dataframe .dataFrameCaption {
-    font-weight: bold;
-}
-
-table.dataframe .numbers {
-    color: var(--text-color-dark);
-}
-
-table.dataframe td:hover .formatted .structural, .null {
-    color: var(--text-color-dark);
-}
-
-table.dataframe tr:hover .formatted .structural, .null {
-    color: var(--text-color-dark);
-}
-
-
-body {
-    font-family: "JetBrains Mono",SFMono-Regular,Consolas,"Liberation Mono",Menlo,Courier,monospace;
-}       
-
-:root {
-    color: #19191C;
-    background-color: #fff;
-}
-
-:root[theme="dark"] {
-    background-color: #19191C;
-    color: #FFFFFFCC
-}
-
-details details {
-    margin-left: 20px; 
-}
-
-summary {
-    padding: 6px;
-}
-</style>
-</head>
-<body>
-                                <details>
-                                <summary>df.select { colsAtAnyDepth().filter { !it.isColumnGroup() }.take(3) }</summary>
-                                                                <details>
-                                <summary>Input DataFrame: rowsCount = 7, columnsCount = 5</summary>
-                                 <table class="dataframe" id="df_0"></table>
-
-<p class="dataframe_description"></p>
-                                </details>
-                                <details>
-                                <summary>Output DataFrame: rowsCount = 7, columnsCount = 3</summary>
-                                 <table class="dataframe" id="df_1"></table>
-
-<p class="dataframe_description"></p>
-                                </details>
-                                </details>
-                                <br>
-                                <details>
-                                <summary>df.select { colsAtAnyDepth().filter { !it.isColumnGroup() }.takeLast(3...</summary>
-                                                                <details>
-                                <summary>Input DataFrame: rowsCount = 7, columnsCount = 5</summary>
-                                 <table class="dataframe" id="df_2"></table>
-
-<p class="dataframe_description"></p>
-                                </details>
-                                <details>
-                                <summary>Output DataFrame: rowsCount = 7, columnsCount = 3</summary>
-                                 <table class="dataframe" id="df_3"></table>
-
-<p class="dataframe_description"></p>
-                                </details>
-                                </details>
-                                <br>
-                                <details>
-                                <summary>df.select { colsAtAnyDepth().filter { !it.isColumnGroup() }.drop(3) }</summary>
-                                                                <details>
-                                <summary>Input DataFrame: rowsCount = 7, columnsCount = 5</summary>
-                                 <table class="dataframe" id="df_4"></table>
-
-<p class="dataframe_description"></p>
-                                </details>
-                                <details>
-                                <summary>Output DataFrame: rowsCount = 7, columnsCount = 3</summary>
-                                 <table class="dataframe" id="df_5"></table>
-
-<p class="dataframe_description"></p>
-                                </details>
-                                </details>
-                                <br>
-                                <details>
-                                <summary>df.select { colsAtAnyDepth().filter { !it.isColumnGroup() }.dropLast(3...</summary>
-                                                                <details>
-                                <summary>Input DataFrame: rowsCount = 7, columnsCount = 5</summary>
-                                 <table class="dataframe" id="df_6"></table>
-
-<p class="dataframe_description"></p>
-                                </details>
-                                <details>
-                                <summary>Output DataFrame: rowsCount = 7, columnsCount = 3</summary>
-                                 <table class="dataframe" id="df_7"></table>
-
-<p class="dataframe_description"></p>
-                                </details>
-                                </details>
-                                <br>
-                                <details>
-                                <summary>df.select { colsAtAnyDepth().filter { !it.isColumnGroup() &amp;&amp; it.name()...</summary>
-                                                                <details>
-                                <summary>Input DataFrame: rowsCount = 7, columnsCount = 5</summary>
-                                 <table class="dataframe" id="df_8"></table>
-
-<p class="dataframe_description"></p>
-                                </details>
-                                <details>
-                                <summary>Output DataFrame: rowsCount = 0, columnsCount = 0</summary>
-                                 <table class="dataframe" id="df_9"></table>
-
-<p class="dataframe_description"></p>
-                                </details>
-                                </details>
-                                <br>
-                                <details>
-                                <summary>df.select { colsAtAnyDepth().filter { !it.isColumnGroup() }.except { a...</summary>
-                                                                <details>
-                                <summary>Input DataFrame: rowsCount = 7, columnsCount = 5</summary>
-                                 <table class="dataframe" id="df_10"></table>
-
-<p class="dataframe_description"></p>
-                                </details>
-                                <details>
-                                <summary>Output DataFrame: rowsCount = 7, columnsCount = 5</summary>
-                                 <table class="dataframe" id="df_11"></table>
-
-<p class="dataframe_description"></p>
-                                </details>
-                                </details>
-                                <br>
-                                <details>
-                                <summary>df.select { (colsOf&lt;Int&gt;() and age).distinct() }</summary>
-                                                                <details>
-                                <summary>Input DataFrame: rowsCount = 7, columnsCount = 5</summary>
-                                 <table class="dataframe" id="df_12"></table>
-
-<p class="dataframe_description"></p>
-                                </details>
-                                <details>
-                                <summary>Output DataFrame: rowsCount = 7, columnsCount = 1</summary>
-                                 <table class="dataframe" id="df_13"></table>
-
-<p class="dataframe_description"></p>
-                                </details>
-                                </details>
-                                <br>
-</body>
-<script>
-(function () {
-    window.DataFrame = window.DataFrame || new (function () {
-        this.addTable = function (df) {
-            let cols = df.cols;
-            for (let i = 0; i < cols.length; i++) {
-                for (let c of cols[i].children) {
-                    cols[c].parent = i;
-                }
-            }
-            df.nrow = 0
-            for (let i = 0; i < df.cols.length; i++) {
-                if (df.cols[i].values.length > df.nrow) df.nrow = df.cols[i].values.length
-            }
-            if (df.id === df.rootId) {
-                df.expandedFrames = new Set()
-                df.childFrames = {}
-                const table = this.getTableElement(df.id)
-                table.df = df
-                for (let i = 0; i < df.cols.length; i++) {
-                    let col = df.cols[i]
-                    if (col.parent === undefined && col.children.length > 0) col.expanded = true
-                }
-            } else {
-                const rootDf = this.getTableData(df.rootId)
-                rootDf.childFrames[df.id] = df
-            }
-        }
-
-        this.computeRenderData = function (df) {
-            let result = []
-            let pos = 0
-            for (let col = 0; col < df.cols.length; col++) {
-                if (df.cols[col].parent === undefined)
-                    pos += this.computeRenderDataRec(df.cols, col, pos, 0, result, false, false)
-            }
-            for (let i = 0; i < result.length; i++) {
-                let row = result[i]
-                for (let j = 0; j < row.length; j++) {
-                    let cell = row[j]
-                    if (j === 0)
-                        cell.leftBd = false
-                    if (j < row.length - 1) {
-                        let nextData = row[j + 1]
-                        if (nextData.leftBd) cell.rightBd = true
-                        else if (cell.rightBd) nextData.leftBd = true
-                    } else cell.rightBd = false
-                }
-            }
-            return result
-        }
-
-        this.computeRenderDataRec = function (cols, colId, pos, depth, result, leftBorder, rightBorder) {
-            if (result.length === depth) {
-                const array = [];
-                if (pos > 0) {
-                    let j = 0
-                    for (let i = 0; j < pos; i++) {
-                        let c = result[depth - 1][i]
-                        j += c.span
-                        let copy = Object.assign({empty: true}, c)
-                        array.push(copy)
-                    }
-                }
-                result.push(array)
-            }
-            const col = cols[colId];
-            let size = 0;
-            if (col.expanded) {
-                let childPos = pos
-                for (let i = 0; i < col.children.length; i++) {
-                    let child = col.children[i]
-                    let childLeft = i === 0 && (col.children.length > 1 || leftBorder)
-                    let childRight = i === col.children.length - 1 && (col.children.length > 1 || rightBorder)
-                    let childSize = this.computeRenderDataRec(cols, child, childPos, depth + 1, result, childLeft, childRight)
-                    childPos += childSize
-                    size += childSize
-                }
-            } else {
-                for (let i = depth + 1; i < result.length; i++)
-                    result[i].push({id: colId, span: 1, leftBd: leftBorder, rightBd: rightBorder, empty: true})
-                size = 1
-            }
-            let left = leftBorder
-            let right = rightBorder
-            if (size > 1) {
-                left = true
-                right = true
-            }
-            result[depth].push({id: colId, span: size, leftBd: left, rightBd: right})
-            return size
-        }
-
-        this.getTableElement = function (id) {
-            return document.getElementById("df_" + id)
-        }
-
-        this.getTableData = function (id) {
-            return this.getTableElement(id).df
-        }
-
-        this.createExpander = function (isExpanded) {
-            const svgNs = "http://www.w3.org/2000/svg"
-            let svg = document.createElementNS(svgNs, "svg")
-            svg.classList.add("expanderSvg")
-            let path = document.createElementNS(svgNs, "path")
-            if (isExpanded) {
-                svg.setAttribute("viewBox", "0 -2 8 8")
-                path.setAttribute("d", "M1 0 l-1 1 4 4 4 -4 -1 -1 -3 3Z")
-            } else {
-                svg.setAttribute("viewBox", "-2 0 8 8")
-                path.setAttribute("d", "M1 0 l-1 1 3 3 -3 3 1 1 4 -4Z")
-            }
-            path.setAttribute("fill", "currentColor")
-            svg.appendChild(path)
-            return svg
-        }
-
-        this.renderTable = function (id) {
-
-            let table = this.getTableElement(id)
-
-            if (table === null) return
-
-            table.innerHTML = ""
-
-            let df = table.df
-            let rootDf = df.rootId === df.id ? df : this.getTableData(df.rootId)
-
-            // header
-            let header = document.createElement("thead")
-            table.appendChild(header)
-
-            let renderData = this.computeRenderData(df)
-            for (let j = 0; j < renderData.length; j++) {
-                let rowData = renderData[j]
-                let tr = document.createElement("tr");
-                let isLastRow = j === renderData.length - 1
-                header.appendChild(tr);
-                for (let i = 0; i < rowData.length; i++) {
-                    let cell = rowData[i]
-                    let th = document.createElement("th");
-                    th.setAttribute("colspan", cell.span)
-                    let colId = cell.id
-                    let col = df.cols[colId];
-                    if (!cell.empty) {
-                        if (col.children.length === 0) {
-                            th.innerHTML = col.name
-                        } else {
-                            let link = document.createElement("a")
-                            link.className = "expander"
-                            let that = this
-                            link.onclick = function () {
-                                col.expanded = !col.expanded
-                                that.renderTable(id)
-                            }
-                            link.appendChild(this.createExpander(col.expanded))
-                            link.innerHTML += col.name
-                            th.appendChild(link)
-                        }
-                    }
-                    let classes = (cell.leftBd ? " leftBorder" : "") + (cell.rightBd ? " rightBorder" : "")
-                    if (col.rightAlign)
-                        classes += " rightAlign"
-                    if (isLastRow)
-                        classes += " bottomBorder"
-                    if (classes.length > 0)
-                        th.setAttribute("class", classes)
-                    tr.appendChild(th)
-                }
-            }
-
-            // body
-            let body = document.createElement("tbody")
-            table.appendChild(body)
-
-            let columns = renderData.pop()
-            for (let row = 0; row < df.nrow; row++) {
-                let tr = document.createElement("tr");
-                body.appendChild(tr)
-                for (let i = 0; i < columns.length; i++) {
-                    let cell = columns[i]
-                    let td = document.createElement("td");
-                    let colId = cell.id
-                    let col = df.cols[colId]
-                    let classes = (cell.leftBd ? " leftBorder" : "") + (cell.rightBd ? " rightBorder" : "")
-                    if (col.rightAlign)
-                        classes += " rightAlign"
-                    if (classes.length > 0)
-                        td.setAttribute("class", classes)
-                    tr.appendChild(td)
-                    let value = col.values[row]
-                    if (value.frameId !== undefined) {
-                        let frameId = value.frameId
-                        let expanded = rootDf.expandedFrames.has(frameId)
-                        let link = document.createElement("a")
-                        link.className = "expander"
-                        let that = this
-                        link.onclick = function () {
-                            if (rootDf.expandedFrames.has(frameId))
-                                rootDf.expandedFrames.delete(frameId)
-                            else rootDf.expandedFrames.add(frameId)
-                            that.renderTable(id)
-                        }
-                        link.appendChild(this.createExpander(expanded))
-                        link.innerHTML += value.value
-                        if (expanded) {
-                            td.appendChild(link)
-                            td.appendChild(document.createElement("p"))
-                            const childTable = document.createElement("table")
-                            childTable.className = "dataframe"
-                            childTable.id = "df_" + frameId
-                            let childDf = rootDf.childFrames[frameId]
-                            childTable.df = childDf
-                            td.appendChild(childTable)
-                            this.renderTable(frameId)
-                            if (childDf.nrow !== childDf.totalRows) {
-                                const footer = document.createElement("p")
-                                footer.innerText = `... showing only top ${childDf.nrow} of ${childDf.totalRows} rows`
-                                td.appendChild(footer)
-                            }
-                        } else {
-                            td.appendChild(link)
-                        }
-                    } else if (value.style !== undefined) {
-                        td.innerHTML = value.value
-                        td.setAttribute("style", value.style)
-                    } else td.innerHTML = value
-                    this.nodeScriptReplace(td)
-                }
-            }
-        }
-
-        this.nodeScriptReplace = function (node) {
-            if (this.nodeScriptIs(node) === true) {
-                node.parentNode.replaceChild(this.nodeScriptClone(node), node);
-            } else {
-                let i = -1, children = node.childNodes;
-                while (++i < children.length) {
-                    this.nodeScriptReplace(children[i]);
-                }
-            }
-
-            return node;
-        }
-
-        this.nodeScriptClone = function (node) {
-            let script = document.createElement("script");
-            script.text = node.innerHTML;
-
-            let i = -1, attrs = node.attributes, attr;
-            while (++i < attrs.length) {
-                script.setAttribute((attr = attrs[i]).name, attr.value);
-            }
-            return script;
-        }
-
-        this.nodeScriptIs = function (node) {
-            return node.tagName === 'SCRIPT';
-        }
-    })()
-
-    window.call_DataFrame = function (f) {
-        return f();
-    };
-
-    let funQueue = window["kotlinQueues"] && window["kotlinQueues"]["DataFrame"];
-    if (funQueue) {
-        funQueue.forEach(function (f) {
-            f();
-        });
-        funQueue = [];
-    }
-})()
-
-function sendHeight() {
-    let totalHeight = 0;
-
-    document.querySelectorAll('body > details, body > br, body > table').forEach(element => {
-        if (element.tagName === 'DETAILS') {
-            totalHeight += getElementHeight(element.querySelector(':scope > summary'));
-
-            if (element.open) {
-                totalHeight += getVisibleContentHeight(element);
-            }
-        } else if (element.tagName === 'BR') {
-            totalHeight += getElementHeight(element);
-        } else if (element.tagName === 'TABLE') {
-            totalHeight += getElementHeight(element);
-        }
-    });
-
-    totalHeight += 10;
-
-    window.parent.postMessage({type: 'iframeHeight', height: Math.ceil(totalHeight)}, '*');
-}
-
-function getVisibleContentHeight(detailsElement) {
-    let height = 0;
-
-    detailsElement.querySelectorAll(':scope > details, :scope > table, :scope > p').forEach(child => {
-        if (child.tagName === 'DETAILS') {
-            const summary = child.querySelector(':scope > summary');
-            height += getElementHeight(summary);
-
-            if (child.open) {
-                height += getDirectVisibleContentHeight(child);
-            }
-        } else if (isElementVisible(child)) {
-            height += getElementHeight(child);
-        }
-    });
-
-    return height;
-}
-
-function getDirectVisibleContentHeight(element) {
-    let height = 0;
-    element.querySelectorAll(':scope > table, :scope > p, :scope > summary').forEach(child => {
-        if (isElementVisible(child)) {
-            height += getElementHeight(child);
-        }
-    });
-    return height;
-}
-
-function getElementHeight(el) {
-    const styles = getComputedStyle(el);
-    const margin = parseFloat(styles.marginTop) + parseFloat(styles.marginBottom);
-    
-    // More reliable cross-browser calculation
-    const rect = el.getBoundingClientRect();
-    return rect.height + margin;
-}
-
-function isElementVisible(el) {
-    return !!(el.offsetWidth || el.offsetHeight || el.getClientRects().length);
-}
-
-function sendInitialHeight() {
-    let initialHeight = 0;
-
-    document.querySelectorAll('body > details, body > br, body > table').forEach(element => {
-        if (element.tagName === 'DETAILS') {
-            initialHeight += getElementHeight(element.querySelector(':scope > summary'));
-        } else if (element.tagName === 'BR') {
-            initialHeight += getElementHeight(element);
-        } else if (element.tagName === `TABLE`) {
-            initialHeight += getElementHeight(element);
-        }
-    });
-
-    initialHeight += 10;
-
-    window.parent.postMessage({type: 'iframeHeight', height: Math.ceil(initialHeight)}, '*');
-}
-
-function repeatHeightCalculation(maxRetries = 10, interval = 100) {
-    let retries = 0;
-    const intervalId = setInterval(() => {
-        sendInitialHeight();
-        retries++;
-        if (retries >= maxRetries) clearInterval(intervalId);
-    }, interval);
-}
-
-window.addEventListener('load', () => {
-    repeatHeightCalculation();
-
-
-    document.querySelectorAll('details').forEach(detail => {
-        detail.addEventListener('toggle', () => {
-            setTimeout(sendHeight, 50);
-        });
-    });
-
-    const observer = new MutationObserver(() => setTimeout(sendHeight, 50));
-    observer.observe(document.body, {childList: true, subtree: true, characterData: true});
-});
-/*<!--*/
-call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"firstName: String\">firstName</span>", children: [], rightAlign: false, values: ["Alice","Bob","Charlie","Charlie","Bob","Alice","Charlie"] }, 
-{ name: "<span title=\"lastName: String\">lastName</span>", children: [], rightAlign: false, values: ["Cooper","Dylan","Daniels","Chaplin","Marley","Wolf","Byrd"] }, 
-{ name: "<span title=\"name: DataRow<*>\">name</span>", children: [0, 1], rightAlign: false, values: ["<span class=\"formatted\" title=\"firstName: Alice\nlastName: Cooper\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cooper<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Dylan\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dylan<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Daniels\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dan<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Chaplin\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cha<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Marley\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Marley<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Alice\nlastName: Wolf\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Wolf<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Byrd\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Byrd<span class=\"structural\"> }</span></span>"] }, 
-{ name: "<span title=\"age: Int\">age</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">45</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">40</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>"] }, 
-{ name: "<span title=\"city: String?\">city</span>", children: [], rightAlign: false, values: ["London","Dubai","Moscow","Milan","Tokyo","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","Moscow"] }, 
-{ name: "<span title=\"weight: Int?\">weight</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">54</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">87</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">68</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">55</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">90</span></span>"] }, 
-{ name: "<span title=\"isHappy: Boolean\">isHappy</span>", children: [], rightAlign: false, values: ["true","true","false","true","true","false","true"] }, 
-], id: 0, rootId: 0, totalRows: 7 } ) });
-/*-->*/
-
-call_DataFrame(function() { DataFrame.renderTable(0) });
-
-/*<!--*/
-call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"firstName: String\">firstName</span>", children: [], rightAlign: false, values: ["Alice","Bob","Charlie","Charlie","Bob","Alice","Charlie"] }, 
-{ name: "<span title=\"lastName: String\">lastName</span>", children: [], rightAlign: false, values: ["Cooper","Dylan","Daniels","Chaplin","Marley","Wolf","Byrd"] }, 
-{ name: "<span title=\"age: Int\">age</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">45</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">40</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>"] }, 
-], id: 1, rootId: 1, totalRows: 7 } ) });
-/*-->*/
-
-call_DataFrame(function() { DataFrame.renderTable(1) });
-
-/*<!--*/
-call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"firstName: String\">firstName</span>", children: [], rightAlign: false, values: ["Alice","Bob","Charlie","Charlie","Bob","Alice","Charlie"] }, 
-{ name: "<span title=\"lastName: String\">lastName</span>", children: [], rightAlign: false, values: ["Cooper","Dylan","Daniels","Chaplin","Marley","Wolf","Byrd"] }, 
-{ name: "<span title=\"name: DataRow<*>\">name</span>", children: [0, 1], rightAlign: false, values: ["<span class=\"formatted\" title=\"firstName: Alice\nlastName: Cooper\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cooper<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Dylan\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dylan<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Daniels\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dan<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Chaplin\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cha<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Marley\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Marley<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Alice\nlastName: Wolf\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Wolf<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Byrd\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Byrd<span class=\"structural\"> }</span></span>"] }, 
-{ name: "<span title=\"age: Int\">age</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">45</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">40</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>"] }, 
-{ name: "<span title=\"city: String?\">city</span>", children: [], rightAlign: false, values: ["London","Dubai","Moscow","Milan","Tokyo","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","Moscow"] }, 
-{ name: "<span title=\"weight: Int?\">weight</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">54</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">87</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">68</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">55</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">90</span></span>"] }, 
-{ name: "<span title=\"isHappy: Boolean\">isHappy</span>", children: [], rightAlign: false, values: ["true","true","false","true","true","false","true"] }, 
-], id: 2, rootId: 2, totalRows: 7 } ) });
-/*-->*/
-
-call_DataFrame(function() { DataFrame.renderTable(2) });
-
-/*<!--*/
-call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"city: String?\">city</span>", children: [], rightAlign: false, values: ["London","Dubai","Moscow","Milan","Tokyo","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","Moscow"] }, 
-{ name: "<span title=\"weight: Int?\">weight</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">54</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">87</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">68</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">55</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">90</span></span>"] }, 
-{ name: "<span title=\"isHappy: Boolean\">isHappy</span>", children: [], rightAlign: false, values: ["true","true","false","true","true","false","true"] }, 
-], id: 3, rootId: 3, totalRows: 7 } ) });
-/*-->*/
-
-call_DataFrame(function() { DataFrame.renderTable(3) });
-
-/*<!--*/
-call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"firstName: String\">firstName</span>", children: [], rightAlign: false, values: ["Alice","Bob","Charlie","Charlie","Bob","Alice","Charlie"] }, 
-{ name: "<span title=\"lastName: String\">lastName</span>", children: [], rightAlign: false, values: ["Cooper","Dylan","Daniels","Chaplin","Marley","Wolf","Byrd"] }, 
-{ name: "<span title=\"name: DataRow<*>\">name</span>", children: [0, 1], rightAlign: false, values: ["<span class=\"formatted\" title=\"firstName: Alice\nlastName: Cooper\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cooper<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Dylan\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dylan<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Daniels\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dan<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Chaplin\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cha<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Marley\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Marley<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Alice\nlastName: Wolf\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Wolf<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Byrd\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Byrd<span class=\"structural\"> }</span></span>"] }, 
-{ name: "<span title=\"age: Int\">age</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">45</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">40</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>"] }, 
-{ name: "<span title=\"city: String?\">city</span>", children: [], rightAlign: false, values: ["London","Dubai","Moscow","Milan","Tokyo","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","Moscow"] }, 
-{ name: "<span title=\"weight: Int?\">weight</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">54</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">87</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">68</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">55</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">90</span></span>"] }, 
-{ name: "<span title=\"isHappy: Boolean\">isHappy</span>", children: [], rightAlign: false, values: ["true","true","false","true","true","false","true"] }, 
-], id: 4, rootId: 4, totalRows: 7 } ) });
-/*-->*/
-
-call_DataFrame(function() { DataFrame.renderTable(4) });
-
-/*<!--*/
-call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"city: String?\">city</span>", children: [], rightAlign: false, values: ["London","Dubai","Moscow","Milan","Tokyo","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","Moscow"] }, 
-{ name: "<span title=\"weight: Int?\">weight</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">54</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">87</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">68</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">55</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">90</span></span>"] }, 
-{ name: "<span title=\"isHappy: Boolean\">isHappy</span>", children: [], rightAlign: false, values: ["true","true","false","true","true","false","true"] }, 
-], id: 5, rootId: 5, totalRows: 7 } ) });
-/*-->*/
-
-call_DataFrame(function() { DataFrame.renderTable(5) });
-
-/*<!--*/
-call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"firstName: String\">firstName</span>", children: [], rightAlign: false, values: ["Alice","Bob","Charlie","Charlie","Bob","Alice","Charlie"] }, 
-{ name: "<span title=\"lastName: String\">lastName</span>", children: [], rightAlign: false, values: ["Cooper","Dylan","Daniels","Chaplin","Marley","Wolf","Byrd"] }, 
-{ name: "<span title=\"name: DataRow<*>\">name</span>", children: [0, 1], rightAlign: false, values: ["<span class=\"formatted\" title=\"firstName: Alice\nlastName: Cooper\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cooper<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Dylan\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dylan<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Daniels\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dan<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Chaplin\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cha<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Marley\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Marley<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Alice\nlastName: Wolf\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Wolf<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Byrd\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Byrd<span class=\"structural\"> }</span></span>"] }, 
-{ name: "<span title=\"age: Int\">age</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">45</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">40</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>"] }, 
-{ name: "<span title=\"city: String?\">city</span>", children: [], rightAlign: false, values: ["London","Dubai","Moscow","Milan","Tokyo","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","Moscow"] }, 
-{ name: "<span title=\"weight: Int?\">weight</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">54</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">87</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">68</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">55</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">90</span></span>"] }, 
-{ name: "<span title=\"isHappy: Boolean\">isHappy</span>", children: [], rightAlign: false, values: ["true","true","false","true","true","false","true"] }, 
-], id: 6, rootId: 6, totalRows: 7 } ) });
-/*-->*/
-
-call_DataFrame(function() { DataFrame.renderTable(6) });
-
-/*<!--*/
-call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"firstName: String\">firstName</span>", children: [], rightAlign: false, values: ["Alice","Bob","Charlie","Charlie","Bob","Alice","Charlie"] }, 
-{ name: "<span title=\"lastName: String\">lastName</span>", children: [], rightAlign: false, values: ["Cooper","Dylan","Daniels","Chaplin","Marley","Wolf","Byrd"] }, 
-{ name: "<span title=\"age: Int\">age</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">45</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">40</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>"] }, 
-], id: 7, rootId: 7, totalRows: 7 } ) });
-/*-->*/
-
-call_DataFrame(function() { DataFrame.renderTable(7) });
-
-/*<!--*/
-call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"firstName: String\">firstName</span>", children: [], rightAlign: false, values: ["Alice","Bob","Charlie","Charlie","Bob","Alice","Charlie"] }, 
-{ name: "<span title=\"lastName: String\">lastName</span>", children: [], rightAlign: false, values: ["Cooper","Dylan","Daniels","Chaplin","Marley","Wolf","Byrd"] }, 
-{ name: "<span title=\"name: DataRow<*>\">name</span>", children: [0, 1], rightAlign: false, values: ["<span class=\"formatted\" title=\"firstName: Alice\nlastName: Cooper\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cooper<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Dylan\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dylan<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Daniels\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dan<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Chaplin\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cha<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Marley\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Marley<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Alice\nlastName: Wolf\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Wolf<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Byrd\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Byrd<span class=\"structural\"> }</span></span>"] }, 
-{ name: "<span title=\"age: Int\">age</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">45</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">40</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>"] }, 
-{ name: "<span title=\"city: String?\">city</span>", children: [], rightAlign: false, values: ["London","Dubai","Moscow","Milan","Tokyo","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","Moscow"] }, 
-{ name: "<span title=\"weight: Int?\">weight</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">54</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">87</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">68</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">55</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">90</span></span>"] }, 
-{ name: "<span title=\"isHappy: Boolean\">isHappy</span>", children: [], rightAlign: false, values: ["true","true","false","true","true","false","true"] }, 
-], id: 8, rootId: 8, totalRows: 7 } ) });
-/*-->*/
-
-call_DataFrame(function() { DataFrame.renderTable(8) });
-
-/*<!--*/
-call_DataFrame(function() { DataFrame.addTable({ cols: [], id: 9, rootId: 9, totalRows: 0 } ) });
-/*-->*/
-
-call_DataFrame(function() { DataFrame.renderTable(9) });
-
-/*<!--*/
-call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"firstName: String\">firstName</span>", children: [], rightAlign: false, values: ["Alice","Bob","Charlie","Charlie","Bob","Alice","Charlie"] }, 
-{ name: "<span title=\"lastName: String\">lastName</span>", children: [], rightAlign: false, values: ["Cooper","Dylan","Daniels","Chaplin","Marley","Wolf","Byrd"] }, 
-{ name: "<span title=\"name: DataRow<*>\">name</span>", children: [0, 1], rightAlign: false, values: ["<span class=\"formatted\" title=\"firstName: Alice\nlastName: Cooper\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cooper<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Dylan\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dylan<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Daniels\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dan<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Chaplin\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cha<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Marley\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Marley<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Alice\nlastName: Wolf\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Wolf<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Byrd\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Byrd<span class=\"structural\"> }</span></span>"] }, 
-{ name: "<span title=\"age: Int\">age</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">45</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">40</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>"] }, 
-{ name: "<span title=\"city: String?\">city</span>", children: [], rightAlign: false, values: ["London","Dubai","Moscow","Milan","Tokyo","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","Moscow"] }, 
-{ name: "<span title=\"weight: Int?\">weight</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">54</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">87</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">68</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">55</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">90</span></span>"] }, 
-{ name: "<span title=\"isHappy: Boolean\">isHappy</span>", children: [], rightAlign: false, values: ["true","true","false","true","true","false","true"] }, 
-], id: 10, rootId: 10, totalRows: 7 } ) });
-/*-->*/
-
-call_DataFrame(function() { DataFrame.renderTable(10) });
-
-/*<!--*/
-call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"firstName: String\">firstName</span>", children: [], rightAlign: false, values: ["Alice","Bob","Charlie","Charlie","Bob","Alice","Charlie"] }, 
-{ name: "<span title=\"lastName: String\">lastName</span>", children: [], rightAlign: false, values: ["Cooper","Dylan","Daniels","Chaplin","Marley","Wolf","Byrd"] }, 
-{ name: "<span title=\"city: String?\">city</span>", children: [], rightAlign: false, values: ["London","Dubai","Moscow","Milan","Tokyo","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","Moscow"] }, 
-{ name: "<span title=\"weight: Int?\">weight</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">54</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">87</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">68</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">55</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">90</span></span>"] }, 
-{ name: "<span title=\"isHappy: Boolean\">isHappy</span>", children: [], rightAlign: false, values: ["true","true","false","true","true","false","true"] }, 
-], id: 11, rootId: 11, totalRows: 7 } ) });
-/*-->*/
-
-call_DataFrame(function() { DataFrame.renderTable(11) });
-
-/*<!--*/
-call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"firstName: String\">firstName</span>", children: [], rightAlign: false, values: ["Alice","Bob","Charlie","Charlie","Bob","Alice","Charlie"] }, 
-{ name: "<span title=\"lastName: String\">lastName</span>", children: [], rightAlign: false, values: ["Cooper","Dylan","Daniels","Chaplin","Marley","Wolf","Byrd"] }, 
-{ name: "<span title=\"name: DataRow<*>\">name</span>", children: [0, 1], rightAlign: false, values: ["<span class=\"formatted\" title=\"firstName: Alice\nlastName: Cooper\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cooper<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Dylan\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dylan<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Daniels\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dan<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Chaplin\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cha<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Marley\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Marley<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Alice\nlastName: Wolf\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Wolf<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Byrd\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Byrd<span class=\"structural\"> }</span></span>"] }, 
-{ name: "<span title=\"age: Int\">age</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">45</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">40</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>"] }, 
-{ name: "<span title=\"city: String?\">city</span>", children: [], rightAlign: false, values: ["London","Dubai","Moscow","Milan","Tokyo","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","Moscow"] }, 
-{ name: "<span title=\"weight: Int?\">weight</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">54</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">87</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">68</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">55</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">90</span></span>"] }, 
-{ name: "<span title=\"isHappy: Boolean\">isHappy</span>", children: [], rightAlign: false, values: ["true","true","false","true","true","false","true"] }, 
-], id: 12, rootId: 12, totalRows: 7 } ) });
-/*-->*/
-
-call_DataFrame(function() { DataFrame.renderTable(12) });
-
-/*<!--*/
-call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"age: Int\">age</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">45</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">40</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>"] }, 
-], id: 13, rootId: 13, totalRows: 7 } ) });
-/*-->*/
-
-call_DataFrame(function() { DataFrame.renderTable(13) });
-
-</script>
-</html>
diff --git a/docs/StardustDocs/resources/snippets/org.jetbrains.kotlinx.dataframe.samples.api.Access.columnSelectorsUsages.html b/docs/StardustDocs/resources/snippets/org.jetbrains.kotlinx.dataframe.samples.api.Access.columnSelectorsUsages.html
deleted file mode 100644
index 51c29593cc..0000000000
--- a/docs/StardustDocs/resources/snippets/org.jetbrains.kotlinx.dataframe.samples.api.Access.columnSelectorsUsages.html
+++ /dev/null
@@ -1,909 +0,0 @@
-<html>
-<head>
-<style type="text/css">
-:root {
-    --background: #fff;
-    --background-odd: #f5f5f5;
-    --background-hover: #d9edfd;
-    --header-text-color: #474747;
-    --text-color: #848484;
-    --text-color-dark: #000;
-    --text-color-medium: #737373;
-    --text-color-pale: #b3b3b3;
-    --inner-border-color: #aaa;
-    --bold-border-color: #000;
-    --link-color: #296eaa;
-    --link-color-pale: #296eaa;
-    --link-hover: #1a466c;
-}
-
-:root[theme="dark"], :root [data-jp-theme-light="false"], .dataframe_dark{
-    --background: #303030;
-    --background-odd: #3c3c3c;
-    --background-hover: #464646;
-    --header-text-color: #dddddd;
-    --text-color: #b3b3b3;
-    --text-color-dark: #dddddd;
-    --text-color-medium: #b2b2b2;
-    --text-color-pale: #737373;
-    --inner-border-color: #707070;
-    --bold-border-color: #777777;
-    --link-color: #008dc0;
-    --link-color-pale: #97e1fb;
-    --link-hover: #00688e;
-}
-
-p.dataframe_description {
-    color: var(--text-color-dark);
-}
-
-table.dataframe {
-    font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
-    font-size: 12px;
-    background-color: var(--background);
-    color: var(--text-color-dark);
-    border: none;
-    border-collapse: collapse;
-}
-
-table.dataframe th, td {
-    padding: 6px;
-    border: 1px solid transparent;
-    text-align: left;
-}
-
-table.dataframe th {
-    background-color: var(--background);
-    color: var(--header-text-color);
-}
-
-table.dataframe td {
-    vertical-align: top;
-    white-space: nowrap;
-}
-
-table.dataframe th.bottomBorder {
-    border-bottom-color: var(--bold-border-color);
-}
-
-table.dataframe tbody > tr:nth-child(odd) {
-    background: var(--background-odd);
-}
-
-table.dataframe tbody > tr:nth-child(even) {
-    background: var(--background);
-}
-
-table.dataframe tbody > tr:hover {
-    background: var(--background-hover);
-}
-
-table.dataframe a {
-    cursor: pointer;
-    color: var(--link-color);
-    text-decoration: none;
-}
-
-table.dataframe tr:hover > td a {
-    color: var(--link-color-pale);
-}
-
-table.dataframe a:hover {
-    color: var(--link-hover);
-    text-decoration: underline;
-}
-
-table.dataframe img {
-    max-width: fit-content;
-}
-
-table.dataframe th.complex {
-    background-color: var(--background);
-    border: 1px solid var(--background);
-}
-
-table.dataframe .leftBorder {
-    border-left-color: var(--inner-border-color);
-}
-
-table.dataframe .rightBorder {
-    border-right-color: var(--inner-border-color);
-}
-
-table.dataframe .rightAlign {
-    text-align: right;
-}
-
-table.dataframe .expanderSvg {
-    width: 8px;
-    height: 8px;
-    margin-right: 3px;
-}
-
-table.dataframe .expander {
-    display: flex;
-    align-items: center;
-}
-
-/* formatting */
-
-table.dataframe .null {
-    color: var(--text-color-pale);
-}
-
-table.dataframe .structural {
-    color: var(--text-color-medium);
-    font-weight: bold;
-}
-
-table.dataframe .dataFrameCaption {
-    font-weight: bold;
-}
-
-table.dataframe .numbers {
-    color: var(--text-color-dark);
-}
-
-table.dataframe td:hover .formatted .structural, .null {
-    color: var(--text-color-dark);
-}
-
-table.dataframe tr:hover .formatted .structural, .null {
-    color: var(--text-color-dark);
-}
-
-
-body {
-    font-family: "JetBrains Mono",SFMono-Regular,Consolas,"Liberation Mono",Menlo,Courier,monospace;
-}       
-
-:root {
-    color: #19191C;
-    background-color: #fff;
-}
-
-:root[theme="dark"] {
-    background-color: #19191C;
-    color: #FFFFFFCC
-}
-
-details details {
-    margin-left: 20px; 
-}
-
-summary {
-    padding: 6px;
-}
-</style>
-</head>
-<body>
-                                <details>
-                                <summary>df.select { age and name }</summary>
-                                                                <details>
-                                <summary>Input DataFrame: rowsCount = 7, columnsCount = 5</summary>
-                                 <table class="dataframe" id="df_0"></table>
-
-<p class="dataframe_description"></p>
-                                </details>
-                                <details>
-                                <summary>Output DataFrame: rowsCount = 7, columnsCount = 2</summary>
-                                 <table class="dataframe" id="df_1"></table>
-
-<p class="dataframe_description"></p>
-                                </details>
-                                </details>
-                                <br>
-                                <details>
-                                <summary>df.fillNaNs { colsAtAnyDepth().colsOf&lt;Double&gt;() }.withZero()</summary>
-                                                                <details>
-                                <summary>Input DataFrame: rowsCount = 7, columnsCount = 5</summary>
-                                 <table class="dataframe" id="df_2"></table>
-
-<p class="dataframe_description"></p>
-                                </details>
-                                <details>
-                                <summary>Step 1: Update</summary>
-                                 <table class="dataframe" id="df_3"></table>
-
-<p class="dataframe_description">DataFrame [7 x 5]</p>
-                                </details>
-                                <details>
-                                <summary>Output DataFrame: rowsCount = 7, columnsCount = 5</summary>
-                                 <table class="dataframe" id="df_4"></table>
-
-<p class="dataframe_description"></p>
-                                </details>
-                                </details>
-                                <br>
-                                <details>
-                                <summary>df.remove { cols { it.hasNulls() } }</summary>
-                                                                <details>
-                                <summary>Input DataFrame: rowsCount = 7, columnsCount = 5</summary>
-                                 <table class="dataframe" id="df_5"></table>
-
-<p class="dataframe_description"></p>
-                                </details>
-                                <details>
-                                <summary>Output DataFrame: rowsCount = 7, columnsCount = 3</summary>
-                                 <table class="dataframe" id="df_6"></table>
-
-<p class="dataframe_description"></p>
-                                </details>
-                                </details>
-                                <br>
-                                <details>
-                                <summary>df.into { &quot;nameless&quot; }</summary>
-                                                                <details>
-                                <summary>Input DataFrame: rowsCount = 7, columnsCount = 5</summary>
-                                 <table class="dataframe" id="df_7"></table>
-
-<p class="dataframe_description"></p>
-                                </details>
-                                <details>
-                                <summary>Output DataFrame: rowsCount = 7, columnsCount = 2</summary>
-                                 <table class="dataframe" id="df_8"></table>
-
-<p class="dataframe_description"></p>
-                                </details>
-                                </details>
-                                <br>
-                                <details>
-                                <summary>df.update { city }.notNull { it.lowercase() }</summary>
-                                                                <details>
-                                <summary>Input DataFrame: rowsCount = 7, columnsCount = 5</summary>
-                                 <table class="dataframe" id="df_9"></table>
-
-<p class="dataframe_description"></p>
-                                </details>
-                                <details>
-                                <summary>Step 1: Update</summary>
-                                 <table class="dataframe" id="df_10"></table>
-
-<p class="dataframe_description">DataFrame [7 x 5]</p>
-                                </details>
-                                <details>
-                                <summary>Output DataFrame: rowsCount = 7, columnsCount = 5</summary>
-                                 <table class="dataframe" id="df_11"></table>
-
-<p class="dataframe_description"></p>
-                                </details>
-                                </details>
-                                <br>
-                                <details>
-                                <summary>df.gather { colsOf&lt;Number&gt;() }.into(&quot;key&quot;, &quot;value&quot;)</summary>
-                                                                <details>
-                                <summary>Input DataFrame: rowsCount = 7, columnsCount = 5</summary>
-                                 <table class="dataframe" id="df_12"></table>
-
-<p class="dataframe_description"></p>
-                                </details>
-                                <details>
-                                <summary>Step 1: Gather</summary>
-                                 <table class="dataframe" id="df_13"></table>
-
-<p class="dataframe_description"></p>
-                                </details>
-                                <details>
-                                <summary>Output DataFrame: rowsCount = 7, columnsCount = 6</summary>
-                                 <table class="dataframe" id="df_14"></table>
-
-<p class="dataframe_description"></p>
-                                </details>
-                                </details>
-                                <br>
-                                <details>
-                                <summary>df.after { city }</summary>
-                                                                <details>
-                                <summary>Input DataFrame: rowsCount = 7, columnsCount = 5</summary>
-                                 <table class="dataframe" id="df_15"></table>
-
-<p class="dataframe_description"></p>
-                                </details>
-                                <details>
-                                <summary>Output DataFrame: rowsCount = 7, columnsCount = 6</summary>
-                                 <table class="dataframe" id="df_16"></table>
-
-<p class="dataframe_description"></p>
-                                </details>
-                                </details>
-                                <br>
-</body>
-<script>
-(function () {
-    window.DataFrame = window.DataFrame || new (function () {
-        this.addTable = function (df) {
-            let cols = df.cols;
-            for (let i = 0; i < cols.length; i++) {
-                for (let c of cols[i].children) {
-                    cols[c].parent = i;
-                }
-            }
-            df.nrow = 0
-            for (let i = 0; i < df.cols.length; i++) {
-                if (df.cols[i].values.length > df.nrow) df.nrow = df.cols[i].values.length
-            }
-            if (df.id === df.rootId) {
-                df.expandedFrames = new Set()
-                df.childFrames = {}
-                const table = this.getTableElement(df.id)
-                table.df = df
-                for (let i = 0; i < df.cols.length; i++) {
-                    let col = df.cols[i]
-                    if (col.parent === undefined && col.children.length > 0) col.expanded = true
-                }
-            } else {
-                const rootDf = this.getTableData(df.rootId)
-                rootDf.childFrames[df.id] = df
-            }
-        }
-
-        this.computeRenderData = function (df) {
-            let result = []
-            let pos = 0
-            for (let col = 0; col < df.cols.length; col++) {
-                if (df.cols[col].parent === undefined)
-                    pos += this.computeRenderDataRec(df.cols, col, pos, 0, result, false, false)
-            }
-            for (let i = 0; i < result.length; i++) {
-                let row = result[i]
-                for (let j = 0; j < row.length; j++) {
-                    let cell = row[j]
-                    if (j === 0)
-                        cell.leftBd = false
-                    if (j < row.length - 1) {
-                        let nextData = row[j + 1]
-                        if (nextData.leftBd) cell.rightBd = true
-                        else if (cell.rightBd) nextData.leftBd = true
-                    } else cell.rightBd = false
-                }
-            }
-            return result
-        }
-
-        this.computeRenderDataRec = function (cols, colId, pos, depth, result, leftBorder, rightBorder) {
-            if (result.length === depth) {
-                const array = [];
-                if (pos > 0) {
-                    let j = 0
-                    for (let i = 0; j < pos; i++) {
-                        let c = result[depth - 1][i]
-                        j += c.span
-                        let copy = Object.assign({empty: true}, c)
-                        array.push(copy)
-                    }
-                }
-                result.push(array)
-            }
-            const col = cols[colId];
-            let size = 0;
-            if (col.expanded) {
-                let childPos = pos
-                for (let i = 0; i < col.children.length; i++) {
-                    let child = col.children[i]
-                    let childLeft = i === 0 && (col.children.length > 1 || leftBorder)
-                    let childRight = i === col.children.length - 1 && (col.children.length > 1 || rightBorder)
-                    let childSize = this.computeRenderDataRec(cols, child, childPos, depth + 1, result, childLeft, childRight)
-                    childPos += childSize
-                    size += childSize
-                }
-            } else {
-                for (let i = depth + 1; i < result.length; i++)
-                    result[i].push({id: colId, span: 1, leftBd: leftBorder, rightBd: rightBorder, empty: true})
-                size = 1
-            }
-            let left = leftBorder
-            let right = rightBorder
-            if (size > 1) {
-                left = true
-                right = true
-            }
-            result[depth].push({id: colId, span: size, leftBd: left, rightBd: right})
-            return size
-        }
-
-        this.getTableElement = function (id) {
-            return document.getElementById("df_" + id)
-        }
-
-        this.getTableData = function (id) {
-            return this.getTableElement(id).df
-        }
-
-        this.createExpander = function (isExpanded) {
-            const svgNs = "http://www.w3.org/2000/svg"
-            let svg = document.createElementNS(svgNs, "svg")
-            svg.classList.add("expanderSvg")
-            let path = document.createElementNS(svgNs, "path")
-            if (isExpanded) {
-                svg.setAttribute("viewBox", "0 -2 8 8")
-                path.setAttribute("d", "M1 0 l-1 1 4 4 4 -4 -1 -1 -3 3Z")
-            } else {
-                svg.setAttribute("viewBox", "-2 0 8 8")
-                path.setAttribute("d", "M1 0 l-1 1 3 3 -3 3 1 1 4 -4Z")
-            }
-            path.setAttribute("fill", "currentColor")
-            svg.appendChild(path)
-            return svg
-        }
-
-        this.renderTable = function (id) {
-
-            let table = this.getTableElement(id)
-
-            if (table === null) return
-
-            table.innerHTML = ""
-
-            let df = table.df
-            let rootDf = df.rootId === df.id ? df : this.getTableData(df.rootId)
-
-            // header
-            let header = document.createElement("thead")
-            table.appendChild(header)
-
-            let renderData = this.computeRenderData(df)
-            for (let j = 0; j < renderData.length; j++) {
-                let rowData = renderData[j]
-                let tr = document.createElement("tr");
-                let isLastRow = j === renderData.length - 1
-                header.appendChild(tr);
-                for (let i = 0; i < rowData.length; i++) {
-                    let cell = rowData[i]
-                    let th = document.createElement("th");
-                    th.setAttribute("colspan", cell.span)
-                    let colId = cell.id
-                    let col = df.cols[colId];
-                    if (!cell.empty) {
-                        if (col.children.length === 0) {
-                            th.innerHTML = col.name
-                        } else {
-                            let link = document.createElement("a")
-                            link.className = "expander"
-                            let that = this
-                            link.onclick = function () {
-                                col.expanded = !col.expanded
-                                that.renderTable(id)
-                            }
-                            link.appendChild(this.createExpander(col.expanded))
-                            link.innerHTML += col.name
-                            th.appendChild(link)
-                        }
-                    }
-                    let classes = (cell.leftBd ? " leftBorder" : "") + (cell.rightBd ? " rightBorder" : "")
-                    if (col.rightAlign)
-                        classes += " rightAlign"
-                    if (isLastRow)
-                        classes += " bottomBorder"
-                    if (classes.length > 0)
-                        th.setAttribute("class", classes)
-                    tr.appendChild(th)
-                }
-            }
-
-            // body
-            let body = document.createElement("tbody")
-            table.appendChild(body)
-
-            let columns = renderData.pop()
-            for (let row = 0; row < df.nrow; row++) {
-                let tr = document.createElement("tr");
-                body.appendChild(tr)
-                for (let i = 0; i < columns.length; i++) {
-                    let cell = columns[i]
-                    let td = document.createElement("td");
-                    let colId = cell.id
-                    let col = df.cols[colId]
-                    let classes = (cell.leftBd ? " leftBorder" : "") + (cell.rightBd ? " rightBorder" : "")
-                    if (col.rightAlign)
-                        classes += " rightAlign"
-                    if (classes.length > 0)
-                        td.setAttribute("class", classes)
-                    tr.appendChild(td)
-                    let value = col.values[row]
-                    if (value.frameId !== undefined) {
-                        let frameId = value.frameId
-                        let expanded = rootDf.expandedFrames.has(frameId)
-                        let link = document.createElement("a")
-                        link.className = "expander"
-                        let that = this
-                        link.onclick = function () {
-                            if (rootDf.expandedFrames.has(frameId))
-                                rootDf.expandedFrames.delete(frameId)
-                            else rootDf.expandedFrames.add(frameId)
-                            that.renderTable(id)
-                        }
-                        link.appendChild(this.createExpander(expanded))
-                        link.innerHTML += value.value
-                        if (expanded) {
-                            td.appendChild(link)
-                            td.appendChild(document.createElement("p"))
-                            const childTable = document.createElement("table")
-                            childTable.className = "dataframe"
-                            childTable.id = "df_" + frameId
-                            let childDf = rootDf.childFrames[frameId]
-                            childTable.df = childDf
-                            td.appendChild(childTable)
-                            this.renderTable(frameId)
-                            if (childDf.nrow !== childDf.totalRows) {
-                                const footer = document.createElement("p")
-                                footer.innerText = `... showing only top ${childDf.nrow} of ${childDf.totalRows} rows`
-                                td.appendChild(footer)
-                            }
-                        } else {
-                            td.appendChild(link)
-                        }
-                    } else if (value.style !== undefined) {
-                        td.innerHTML = value.value
-                        td.setAttribute("style", value.style)
-                    } else td.innerHTML = value
-                    this.nodeScriptReplace(td)
-                }
-            }
-        }
-
-        this.nodeScriptReplace = function (node) {
-            if (this.nodeScriptIs(node) === true) {
-                node.parentNode.replaceChild(this.nodeScriptClone(node), node);
-            } else {
-                let i = -1, children = node.childNodes;
-                while (++i < children.length) {
-                    this.nodeScriptReplace(children[i]);
-                }
-            }
-
-            return node;
-        }
-
-        this.nodeScriptClone = function (node) {
-            let script = document.createElement("script");
-            script.text = node.innerHTML;
-
-            let i = -1, attrs = node.attributes, attr;
-            while (++i < attrs.length) {
-                script.setAttribute((attr = attrs[i]).name, attr.value);
-            }
-            return script;
-        }
-
-        this.nodeScriptIs = function (node) {
-            return node.tagName === 'SCRIPT';
-        }
-    })()
-
-    window.call_DataFrame = function (f) {
-        return f();
-    };
-
-    let funQueue = window["kotlinQueues"] && window["kotlinQueues"]["DataFrame"];
-    if (funQueue) {
-        funQueue.forEach(function (f) {
-            f();
-        });
-        funQueue = [];
-    }
-})()
-
-function sendHeight() {
-    let totalHeight = 0;
-
-    document.querySelectorAll('body > details, body > br, body > table').forEach(element => {
-        if (element.tagName === 'DETAILS') {
-            totalHeight += getElementHeight(element.querySelector(':scope > summary'));
-
-            if (element.open) {
-                totalHeight += getVisibleContentHeight(element);
-            }
-        } else if (element.tagName === 'BR') {
-            totalHeight += getElementHeight(element);
-        } else if (element.tagName === 'TABLE') {
-            totalHeight += getElementHeight(element);
-        }
-    });
-
-    totalHeight += 10;
-
-    window.parent.postMessage({type: 'iframeHeight', height: Math.ceil(totalHeight)}, '*');
-}
-
-function getVisibleContentHeight(detailsElement) {
-    let height = 0;
-
-    detailsElement.querySelectorAll(':scope > details, :scope > table, :scope > p').forEach(child => {
-        if (child.tagName === 'DETAILS') {
-            const summary = child.querySelector(':scope > summary');
-            height += getElementHeight(summary);
-
-            if (child.open) {
-                height += getDirectVisibleContentHeight(child);
-            }
-        } else if (isElementVisible(child)) {
-            height += getElementHeight(child);
-        }
-    });
-
-    return height;
-}
-
-function getDirectVisibleContentHeight(element) {
-    let height = 0;
-    element.querySelectorAll(':scope > table, :scope > p, :scope > summary').forEach(child => {
-        if (isElementVisible(child)) {
-            height += getElementHeight(child);
-        }
-    });
-    return height;
-}
-
-function getElementHeight(el) {
-    const styles = getComputedStyle(el);
-    const margin = parseFloat(styles.marginTop) + parseFloat(styles.marginBottom);
-    
-    // More reliable cross-browser calculation
-    const rect = el.getBoundingClientRect();
-    return rect.height + margin;
-}
-
-function isElementVisible(el) {
-    return !!(el.offsetWidth || el.offsetHeight || el.getClientRects().length);
-}
-
-function sendInitialHeight() {
-    let initialHeight = 0;
-
-    document.querySelectorAll('body > details, body > br, body > table').forEach(element => {
-        if (element.tagName === 'DETAILS') {
-            initialHeight += getElementHeight(element.querySelector(':scope > summary'));
-        } else if (element.tagName === 'BR') {
-            initialHeight += getElementHeight(element);
-        } else if (element.tagName === `TABLE`) {
-            initialHeight += getElementHeight(element);
-        }
-    });
-
-    initialHeight += 10;
-
-    window.parent.postMessage({type: 'iframeHeight', height: Math.ceil(initialHeight)}, '*');
-}
-
-function repeatHeightCalculation(maxRetries = 10, interval = 100) {
-    let retries = 0;
-    const intervalId = setInterval(() => {
-        sendInitialHeight();
-        retries++;
-        if (retries >= maxRetries) clearInterval(intervalId);
-    }, interval);
-}
-
-window.addEventListener('load', () => {
-    repeatHeightCalculation();
-
-
-    document.querySelectorAll('details').forEach(detail => {
-        detail.addEventListener('toggle', () => {
-            setTimeout(sendHeight, 50);
-        });
-    });
-
-    const observer = new MutationObserver(() => setTimeout(sendHeight, 50));
-    observer.observe(document.body, {childList: true, subtree: true, characterData: true});
-});
-/*<!--*/
-call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"firstName: String\">firstName</span>", children: [], rightAlign: false, values: ["Alice","Bob","Charlie","Charlie","Bob","Alice","Charlie"] }, 
-{ name: "<span title=\"lastName: String\">lastName</span>", children: [], rightAlign: false, values: ["Cooper","Dylan","Daniels","Chaplin","Marley","Wolf","Byrd"] }, 
-{ name: "<span title=\"name: DataRow<*>\">name</span>", children: [0, 1], rightAlign: false, values: ["<span class=\"formatted\" title=\"firstName: Alice\nlastName: Cooper\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cooper<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Dylan\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dylan<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Daniels\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dan<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Chaplin\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cha<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Marley\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Marley<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Alice\nlastName: Wolf\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Wolf<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Byrd\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Byrd<span class=\"structural\"> }</span></span>"] }, 
-{ name: "<span title=\"age: Int\">age</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">45</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">40</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>"] }, 
-{ name: "<span title=\"city: String?\">city</span>", children: [], rightAlign: false, values: ["London","Dubai","Moscow","Milan","Tokyo","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","Moscow"] }, 
-{ name: "<span title=\"weight: Int?\">weight</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">54</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">87</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">68</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">55</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">90</span></span>"] }, 
-{ name: "<span title=\"isHappy: Boolean\">isHappy</span>", children: [], rightAlign: false, values: ["true","true","false","true","true","false","true"] }, 
-], id: 0, rootId: 0, totalRows: 7 } ) });
-/*-->*/
-
-call_DataFrame(function() { DataFrame.renderTable(0) });
-
-/*<!--*/
-call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"age: Int\">age</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">45</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">40</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>"] }, 
-{ name: "<span title=\"firstName: String\">firstName</span>", children: [], rightAlign: false, values: ["Alice","Bob","Charlie","Charlie","Bob","Alice","Charlie"] }, 
-{ name: "<span title=\"lastName: String\">lastName</span>", children: [], rightAlign: false, values: ["Cooper","Dylan","Daniels","Chaplin","Marley","Wolf","Byrd"] }, 
-{ name: "<span title=\"name: DataRow<*>\">name</span>", children: [1, 2], rightAlign: false, values: ["<span class=\"formatted\" title=\"firstName: Alice\nlastName: Cooper\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cooper<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Dylan\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dylan<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Daniels\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dan<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Chaplin\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cha<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Marley\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Marley<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Alice\nlastName: Wolf\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Wolf<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Byrd\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Byrd<span class=\"structural\"> }</span></span>"] }, 
-], id: 1, rootId: 1, totalRows: 7 } ) });
-/*-->*/
-
-call_DataFrame(function() { DataFrame.renderTable(1) });
-
-/*<!--*/
-call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"firstName: String\">firstName</span>", children: [], rightAlign: false, values: ["Alice","Bob","Charlie","Charlie","Bob","Alice","Charlie"] }, 
-{ name: "<span title=\"lastName: String\">lastName</span>", children: [], rightAlign: false, values: ["Cooper","Dylan","Daniels","Chaplin","Marley","Wolf","Byrd"] }, 
-{ name: "<span title=\"name: DataRow<*>\">name</span>", children: [0, 1], rightAlign: false, values: ["<span class=\"formatted\" title=\"firstName: Alice\nlastName: Cooper\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cooper<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Dylan\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dylan<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Daniels\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dan<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Chaplin\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cha<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Marley\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Marley<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Alice\nlastName: Wolf\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Wolf<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Byrd\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Byrd<span class=\"structural\"> }</span></span>"] }, 
-{ name: "<span title=\"age: Int\">age</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">45</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">40</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>"] }, 
-{ name: "<span title=\"city: String?\">city</span>", children: [], rightAlign: false, values: ["London","Dubai","Moscow","Milan","Tokyo","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","Moscow"] }, 
-{ name: "<span title=\"weight: Int?\">weight</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">54</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">87</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">68</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">55</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">90</span></span>"] }, 
-{ name: "<span title=\"isHappy: Boolean\">isHappy</span>", children: [], rightAlign: false, values: ["true","true","false","true","true","false","true"] }, 
-], id: 2, rootId: 2, totalRows: 7 } ) });
-/*-->*/
-
-call_DataFrame(function() { DataFrame.renderTable(2) });
-
-/*<!--*/
-call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"firstName: String\">firstName</span>", children: [], rightAlign: false, values: ["Alice","Bob","Charlie","Charlie","Bob","Alice","Charlie"] }, 
-{ name: "<span title=\"lastName: String\">lastName</span>", children: [], rightAlign: false, values: ["Cooper","Dylan","Daniels","Chaplin","Marley","Wolf","Byrd"] }, 
-{ name: "<span title=\"name: DataRow<*>\">name</span>", children: [0, 1], rightAlign: false, values: ["<span class=\"formatted\" title=\"firstName: Alice\nlastName: Cooper\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cooper<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Dylan\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dylan<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Daniels\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dan<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Chaplin\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cha<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Marley\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Marley<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Alice\nlastName: Wolf\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Wolf<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Byrd\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Byrd<span class=\"structural\"> }</span></span>"] }, 
-{ name: "<span title=\"age: Int\">age</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">45</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">40</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>"] }, 
-{ name: "<span title=\"city: String?\">city</span>", children: [], rightAlign: false, values: ["London","Dubai","Moscow","Milan","Tokyo","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","Moscow"] }, 
-{ name: "<span title=\"weight: Int?\">weight</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">54</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">87</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">68</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">55</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">90</span></span>"] }, 
-{ name: "<span title=\"isHappy: Boolean\">isHappy</span>", children: [], rightAlign: false, values: ["true","true","false","true","true","false","true"] }, 
-], id: 3, rootId: 3, totalRows: 7 } ) });
-/*-->*/
-
-call_DataFrame(function() { DataFrame.renderTable(3) });
-
-/*<!--*/
-call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"firstName: String\">firstName</span>", children: [], rightAlign: false, values: ["Alice","Bob","Charlie","Charlie","Bob","Alice","Charlie"] }, 
-{ name: "<span title=\"lastName: String\">lastName</span>", children: [], rightAlign: false, values: ["Cooper","Dylan","Daniels","Chaplin","Marley","Wolf","Byrd"] }, 
-{ name: "<span title=\"name: DataRow<*>\">name</span>", children: [0, 1], rightAlign: false, values: ["<span class=\"formatted\" title=\"firstName: Alice\nlastName: Cooper\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cooper<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Dylan\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dylan<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Daniels\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dan<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Chaplin\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cha<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Marley\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Marley<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Alice\nlastName: Wolf\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Wolf<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Byrd\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Byrd<span class=\"structural\"> }</span></span>"] }, 
-{ name: "<span title=\"age: Int\">age</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">45</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">40</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>"] }, 
-{ name: "<span title=\"city: String?\">city</span>", children: [], rightAlign: false, values: ["London","Dubai","Moscow","Milan","Tokyo","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","Moscow"] }, 
-{ name: "<span title=\"weight: Int?\">weight</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">54</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">87</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">68</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">55</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">90</span></span>"] }, 
-{ name: "<span title=\"isHappy: Boolean\">isHappy</span>", children: [], rightAlign: false, values: ["true","true","false","true","true","false","true"] }, 
-], id: 4, rootId: 4, totalRows: 7 } ) });
-/*-->*/
-
-call_DataFrame(function() { DataFrame.renderTable(4) });
-
-/*<!--*/
-call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"firstName: String\">firstName</span>", children: [], rightAlign: false, values: ["Alice","Bob","Charlie","Charlie","Bob","Alice","Charlie"] }, 
-{ name: "<span title=\"lastName: String\">lastName</span>", children: [], rightAlign: false, values: ["Cooper","Dylan","Daniels","Chaplin","Marley","Wolf","Byrd"] }, 
-{ name: "<span title=\"name: DataRow<*>\">name</span>", children: [0, 1], rightAlign: false, values: ["<span class=\"formatted\" title=\"firstName: Alice\nlastName: Cooper\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cooper<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Dylan\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dylan<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Daniels\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dan<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Chaplin\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cha<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Marley\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Marley<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Alice\nlastName: Wolf\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Wolf<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Byrd\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Byrd<span class=\"structural\"> }</span></span>"] }, 
-{ name: "<span title=\"age: Int\">age</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">45</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">40</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>"] }, 
-{ name: "<span title=\"city: String?\">city</span>", children: [], rightAlign: false, values: ["London","Dubai","Moscow","Milan","Tokyo","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","Moscow"] }, 
-{ name: "<span title=\"weight: Int?\">weight</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">54</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">87</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">68</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">55</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">90</span></span>"] }, 
-{ name: "<span title=\"isHappy: Boolean\">isHappy</span>", children: [], rightAlign: false, values: ["true","true","false","true","true","false","true"] }, 
-], id: 5, rootId: 5, totalRows: 7 } ) });
-/*-->*/
-
-call_DataFrame(function() { DataFrame.renderTable(5) });
-
-/*<!--*/
-call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"firstName: String\">firstName</span>", children: [], rightAlign: false, values: ["Alice","Bob","Charlie","Charlie","Bob","Alice","Charlie"] }, 
-{ name: "<span title=\"lastName: String\">lastName</span>", children: [], rightAlign: false, values: ["Cooper","Dylan","Daniels","Chaplin","Marley","Wolf","Byrd"] }, 
-{ name: "<span title=\"name: DataRow<*>\">name</span>", children: [0, 1], rightAlign: false, values: ["<span class=\"formatted\" title=\"firstName: Alice\nlastName: Cooper\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cooper<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Dylan\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dylan<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Daniels\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dan<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Chaplin\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cha<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Marley\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Marley<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Alice\nlastName: Wolf\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Wolf<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Byrd\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Byrd<span class=\"structural\"> }</span></span>"] }, 
-{ name: "<span title=\"age: Int\">age</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">45</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">40</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>"] }, 
-{ name: "<span title=\"isHappy: Boolean\">isHappy</span>", children: [], rightAlign: false, values: ["true","true","false","true","true","false","true"] }, 
-], id: 6, rootId: 6, totalRows: 7 } ) });
-/*-->*/
-
-call_DataFrame(function() { DataFrame.renderTable(6) });
-
-/*<!--*/
-call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"firstName: String\">firstName</span>", children: [], rightAlign: false, values: ["Alice","Bob","Charlie","Charlie","Bob","Alice","Charlie"] }, 
-{ name: "<span title=\"lastName: String\">lastName</span>", children: [], rightAlign: false, values: ["Cooper","Dylan","Daniels","Chaplin","Marley","Wolf","Byrd"] }, 
-{ name: "<span title=\"name: DataRow<*>\">name</span>", children: [0, 1], rightAlign: false, values: ["<span class=\"formatted\" title=\"firstName: Alice\nlastName: Cooper\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cooper<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Dylan\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dylan<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Daniels\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dan<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Chaplin\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cha<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Marley\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Marley<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Alice\nlastName: Wolf\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Wolf<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Byrd\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Byrd<span class=\"structural\"> }</span></span>"] }, 
-{ name: "<span title=\"age: Int\">age</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">45</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">40</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>"] }, 
-{ name: "<span title=\"city: String?\">city</span>", children: [], rightAlign: false, values: ["London","Dubai","Moscow","Milan","Tokyo","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","Moscow"] }, 
-{ name: "<span title=\"weight: Int?\">weight</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">54</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">87</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">68</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">55</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">90</span></span>"] }, 
-{ name: "<span title=\"isHappy: Boolean\">isHappy</span>", children: [], rightAlign: false, values: ["true","true","false","true","true","false","true"] }, 
-], id: 7, rootId: 7, totalRows: 7 } ) });
-/*-->*/
-
-call_DataFrame(function() { DataFrame.renderTable(7) });
-
-/*<!--*/
-call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"firstName: String\">firstName</span>", children: [], rightAlign: false, values: ["Alice","Bob","Charlie","Charlie","Bob","Alice","Charlie"] }, 
-{ name: "<span title=\"lastName: String\">lastName</span>", children: [], rightAlign: false, values: ["Cooper","Dylan","Daniels","Chaplin","Marley","Wolf","Byrd"] }, 
-{ name: "<span title=\"name: DataRow<*>\">name</span>", children: [0, 1], rightAlign: false, values: ["<span class=\"formatted\" title=\"firstName: Alice\nlastName: Cooper\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cooper<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Dylan\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dylan<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Daniels\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dan<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Chaplin\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cha<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Marley\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Marley<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Alice\nlastName: Wolf\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Wolf<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Byrd\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Byrd<span class=\"structural\"> }</span></span>"] }, 
-{ name: "<span title=\"age: Int\">age</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">45</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">40</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>"] }, 
-{ name: "<span title=\"city: String?\">city</span>", children: [], rightAlign: false, values: ["London","Dubai","Moscow","Milan","Tokyo","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","Moscow"] }, 
-{ name: "<span title=\"weight: Int?\">weight</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">54</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">87</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">68</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">55</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">90</span></span>"] }, 
-{ name: "<span title=\"isHappy: Boolean\">isHappy</span>", children: [], rightAlign: false, values: ["true","true","false","true","true","false","true"] }, 
-{ name: "<span title=\"nameless: DataRow<*>\">nameless</span>", children: [3, 4, 5, 6], rightAlign: false, values: ["<span class=\"formatted\" title=\"age: 15\ncity: London\nweight: 54\nisHappy: true\"><span class=\"structural\">{ </span><span class=\"structural\">age: </span><span class=\"numbers\">15</span><span class=\"structural\">, </span><span class=\"structural\">city: </span>London<span class=\"structural\">, </span><span class=\"structural\">weig...</span><span class=\"structural\">, </span><span class=\"structural\">i...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"age: 45\ncity: Dubai\nweight: 87\nisHappy: true\"><span class=\"structural\">{ </span><span class=\"structural\">age: </span><span class=\"numbers\">45</span><span class=\"structural\">, </span><span class=\"structural\">city: </span>Dubai<span class=\"structural\">, </span><span class=\"structural\">weigh...</span><span class=\"structural\">, </span><span class=\"structural\">i...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"age: 20\ncity: Moscow\nisHappy: false\"><span class=\"structural\">{ </span><span class=\"structural\">age: </span><span class=\"numbers\">20</span><span class=\"structural\">, </span><span class=\"structural\">city: </span>Moscow<span class=\"structural\">, </span><span class=\"structural\">isHappy: </span>f<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"age: 40\ncity: Milan\nisHappy: true\"><span class=\"structural\">{ </span><span class=\"structural\">age: </span><span class=\"numbers\">40</span><span class=\"structural\">, </span><span class=\"structural\">city: </span>Milan<span class=\"structural\">, </span><span class=\"structural\">isHappy: </span>true<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"age: 30\ncity: Tokyo\nweight: 68\nisHappy: true\"><span class=\"structural\">{ </span><span class=\"structural\">age: </span><span class=\"numbers\">30</span><span class=\"structural\">, </span><span class=\"structural\">city: </span>Tokyo<span class=\"structural\">, </span><span class=\"structural\">weigh...</span><span class=\"structural\">, </span><span class=\"structural\">i...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"age: 20\nweight: 55\nisHappy: false\"><span class=\"structural\">{ </span><span class=\"structural\">age: </span><span class=\"numbers\">20</span><span class=\"structural\">, </span><span class=\"structural\">weight: </span><span class=\"numbers\">55</span><span class=\"structural\">, </span><span class=\"structural\">isHappy: </span>false<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"age: 30\ncity: Moscow\nweight: 90\nisHappy: true\"><span class=\"structural\">{ </span><span class=\"structural\">age: </span><span class=\"numbers\">30</span><span class=\"structural\">, </span><span class=\"structural\">city: </span>Moscow<span class=\"structural\">, </span><span class=\"structural\">weig...</span><span class=\"structural\">, </span><span class=\"structural\">i...</span><span class=\"structural\"> }</span></span>"] }, 
-], id: 8, rootId: 8, totalRows: 7 } ) });
-/*-->*/
-
-call_DataFrame(function() { DataFrame.renderTable(8) });
-
-/*<!--*/
-call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"firstName: String\">firstName</span>", children: [], rightAlign: false, values: ["Alice","Bob","Charlie","Charlie","Bob","Alice","Charlie"] }, 
-{ name: "<span title=\"lastName: String\">lastName</span>", children: [], rightAlign: false, values: ["Cooper","Dylan","Daniels","Chaplin","Marley","Wolf","Byrd"] }, 
-{ name: "<span title=\"name: DataRow<*>\">name</span>", children: [0, 1], rightAlign: false, values: ["<span class=\"formatted\" title=\"firstName: Alice\nlastName: Cooper\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cooper<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Dylan\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dylan<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Daniels\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dan<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Chaplin\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cha<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Marley\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Marley<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Alice\nlastName: Wolf\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Wolf<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Byrd\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Byrd<span class=\"structural\"> }</span></span>"] }, 
-{ name: "<span title=\"age: Int\">age</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">45</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">40</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>"] }, 
-{ name: "<span title=\"city: String?\">city</span>", children: [], rightAlign: false, values: ["London","Dubai","Moscow","Milan","Tokyo","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","Moscow"] }, 
-{ name: "<span title=\"weight: Int?\">weight</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">54</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">87</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">68</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">55</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">90</span></span>"] }, 
-{ name: "<span title=\"isHappy: Boolean\">isHappy</span>", children: [], rightAlign: false, values: ["true","true","false","true","true","false","true"] }, 
-], id: 9, rootId: 9, totalRows: 7 } ) });
-/*-->*/
-
-call_DataFrame(function() { DataFrame.renderTable(9) });
-
-/*<!--*/
-call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"firstName: String\">firstName</span>", children: [], rightAlign: false, values: ["Alice","Bob","Charlie","Charlie","Bob","Alice","Charlie"] }, 
-{ name: "<span title=\"lastName: String\">lastName</span>", children: [], rightAlign: false, values: ["Cooper","Dylan","Daniels","Chaplin","Marley","Wolf","Byrd"] }, 
-{ name: "<span title=\"name: DataRow<*>\">name</span>", children: [0, 1], rightAlign: false, values: ["<span class=\"formatted\" title=\"firstName: Alice\nlastName: Cooper\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cooper<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Dylan\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dylan<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Daniels\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dan<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Chaplin\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cha<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Marley\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Marley<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Alice\nlastName: Wolf\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Wolf<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Byrd\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Byrd<span class=\"structural\"> }</span></span>"] }, 
-{ name: "<span title=\"age: Int\">age</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">45</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">40</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>"] }, 
-{ name: "<span title=\"city: String?\">city</span>", children: [], rightAlign: false, values: [{ style: "background-color:#98fb98", value: "London"},{ style: "background-color:#98fb98", value: "Dubai"},{ style: "background-color:#98fb98", value: "Moscow"},{ style: "background-color:#98fb98", value: "Milan"},{ style: "background-color:#98fb98", value: "Tokyo"},{ style: "background-color:#98fb98", value: "<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>"},{ style: "background-color:#98fb98", value: "Moscow"}] }, 
-{ name: "<span title=\"weight: Int?\">weight</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">54</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">87</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">68</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">55</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">90</span></span>"] }, 
-{ name: "<span title=\"isHappy: Boolean\">isHappy</span>", children: [], rightAlign: false, values: ["true","true","false","true","true","false","true"] }, 
-], id: 10, rootId: 10, totalRows: 7 } ) });
-/*-->*/
-
-call_DataFrame(function() { DataFrame.renderTable(10) });
-
-/*<!--*/
-call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"firstName: String\">firstName</span>", children: [], rightAlign: false, values: ["Alice","Bob","Charlie","Charlie","Bob","Alice","Charlie"] }, 
-{ name: "<span title=\"lastName: String\">lastName</span>", children: [], rightAlign: false, values: ["Cooper","Dylan","Daniels","Chaplin","Marley","Wolf","Byrd"] }, 
-{ name: "<span title=\"name: DataRow<*>\">name</span>", children: [0, 1], rightAlign: false, values: ["<span class=\"formatted\" title=\"firstName: Alice\nlastName: Cooper\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cooper<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Dylan\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dylan<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Daniels\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dan<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Chaplin\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cha<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Marley\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Marley<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Alice\nlastName: Wolf\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Wolf<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Byrd\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Byrd<span class=\"structural\"> }</span></span>"] }, 
-{ name: "<span title=\"age: Int\">age</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">45</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">40</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>"] }, 
-{ name: "<span title=\"city: String?\">city</span>", children: [], rightAlign: false, values: ["london","dubai","moscow","milan","tokyo","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","moscow"] }, 
-{ name: "<span title=\"weight: Int?\">weight</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">54</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">87</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">68</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">55</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">90</span></span>"] }, 
-{ name: "<span title=\"isHappy: Boolean\">isHappy</span>", children: [], rightAlign: false, values: ["true","true","false","true","true","false","true"] }, 
-], id: 11, rootId: 11, totalRows: 7 } ) });
-/*-->*/
-
-call_DataFrame(function() { DataFrame.renderTable(11) });
-
-/*<!--*/
-call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"firstName: String\">firstName</span>", children: [], rightAlign: false, values: ["Alice","Bob","Charlie","Charlie","Bob","Alice","Charlie"] }, 
-{ name: "<span title=\"lastName: String\">lastName</span>", children: [], rightAlign: false, values: ["Cooper","Dylan","Daniels","Chaplin","Marley","Wolf","Byrd"] }, 
-{ name: "<span title=\"name: DataRow<*>\">name</span>", children: [0, 1], rightAlign: false, values: ["<span class=\"formatted\" title=\"firstName: Alice\nlastName: Cooper\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cooper<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Dylan\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dylan<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Daniels\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dan<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Chaplin\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cha<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Marley\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Marley<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Alice\nlastName: Wolf\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Wolf<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Byrd\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Byrd<span class=\"structural\"> }</span></span>"] }, 
-{ name: "<span title=\"age: Int\">age</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">45</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">40</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>"] }, 
-{ name: "<span title=\"city: String?\">city</span>", children: [], rightAlign: false, values: ["London","Dubai","Moscow","Milan","Tokyo","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","Moscow"] }, 
-{ name: "<span title=\"weight: Int?\">weight</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">54</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">87</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">68</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">55</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">90</span></span>"] }, 
-{ name: "<span title=\"isHappy: Boolean\">isHappy</span>", children: [], rightAlign: false, values: ["true","true","false","true","true","false","true"] }, 
-], id: 12, rootId: 12, totalRows: 7 } ) });
-/*-->*/
-
-call_DataFrame(function() { DataFrame.renderTable(12) });
-
-/*<!--*/
-call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"firstName: String\">firstName</span>", children: [], rightAlign: false, values: ["Alice","Bob","Charlie","Charlie","Bob","Alice","Charlie"] }, 
-{ name: "<span title=\"lastName: String\">lastName</span>", children: [], rightAlign: false, values: ["Cooper","Dylan","Daniels","Chaplin","Marley","Wolf","Byrd"] }, 
-{ name: "<span title=\"name: DataRow<*>\">name</span>", children: [0, 1], rightAlign: false, values: ["<span class=\"formatted\" title=\"firstName: Alice\nlastName: Cooper\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cooper<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Dylan\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dylan<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Daniels\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dan<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Chaplin\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cha<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Marley\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Marley<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Alice\nlastName: Wolf\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Wolf<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Byrd\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Byrd<span class=\"structural\"> }</span></span>"] }, 
-{ name: "<span title=\"city: String?\">city</span>", children: [], rightAlign: false, values: ["London","Dubai","Moscow","Milan","Tokyo","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","Moscow"] }, 
-{ name: "<span title=\"weight: Int?\">weight</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">54</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">87</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">68</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">55</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">90</span></span>"] }, 
-{ name: "<span title=\"isHappy: Boolean\">isHappy</span>", children: [], rightAlign: false, values: ["true","true","false","true","true","false","true"] }, 
-{ name: "<span title=\"key: String\">key</span>", children: [], rightAlign: false, values: ["age","age","age","age","age","age","age"] }, 
-{ name: "<span title=\"value: Int\">value</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">45</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">40</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>"] }, 
-], id: 13, rootId: 13, totalRows: 7 } ) });
-/*-->*/
-
-call_DataFrame(function() { DataFrame.renderTable(13) });
-
-/*<!--*/
-call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"firstName: String\">firstName</span>", children: [], rightAlign: false, values: ["Alice","Bob","Charlie","Charlie","Bob","Alice","Charlie"] }, 
-{ name: "<span title=\"lastName: String\">lastName</span>", children: [], rightAlign: false, values: ["Cooper","Dylan","Daniels","Chaplin","Marley","Wolf","Byrd"] }, 
-{ name: "<span title=\"name: DataRow<*>\">name</span>", children: [0, 1], rightAlign: false, values: ["<span class=\"formatted\" title=\"firstName: Alice\nlastName: Cooper\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cooper<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Dylan\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dylan<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Daniels\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dan<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Chaplin\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cha<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Marley\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Marley<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Alice\nlastName: Wolf\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Wolf<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Byrd\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Byrd<span class=\"structural\"> }</span></span>"] }, 
-{ name: "<span title=\"city: String?\">city</span>", children: [], rightAlign: false, values: ["London","Dubai","Moscow","Milan","Tokyo","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","Moscow"] }, 
-{ name: "<span title=\"weight: Int?\">weight</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">54</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">87</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">68</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">55</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">90</span></span>"] }, 
-{ name: "<span title=\"isHappy: Boolean\">isHappy</span>", children: [], rightAlign: false, values: ["true","true","false","true","true","false","true"] }, 
-{ name: "<span title=\"key: String\">key</span>", children: [], rightAlign: false, values: ["age","age","age","age","age","age","age"] }, 
-{ name: "<span title=\"value: Int\">value</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">45</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">40</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>"] }, 
-], id: 14, rootId: 14, totalRows: 7 } ) });
-/*-->*/
-
-call_DataFrame(function() { DataFrame.renderTable(14) });
-
-/*<!--*/
-call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"firstName: String\">firstName</span>", children: [], rightAlign: false, values: ["Alice","Bob","Charlie","Charlie","Bob","Alice","Charlie"] }, 
-{ name: "<span title=\"lastName: String\">lastName</span>", children: [], rightAlign: false, values: ["Cooper","Dylan","Daniels","Chaplin","Marley","Wolf","Byrd"] }, 
-{ name: "<span title=\"name: DataRow<*>\">name</span>", children: [0, 1], rightAlign: false, values: ["<span class=\"formatted\" title=\"firstName: Alice\nlastName: Cooper\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cooper<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Dylan\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dylan<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Daniels\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dan<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Chaplin\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cha<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Marley\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Marley<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Alice\nlastName: Wolf\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Wolf<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Byrd\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Byrd<span class=\"structural\"> }</span></span>"] }, 
-{ name: "<span title=\"age: Int\">age</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">45</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">40</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>"] }, 
-{ name: "<span title=\"city: String?\">city</span>", children: [], rightAlign: false, values: ["London","Dubai","Moscow","Milan","Tokyo","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","Moscow"] }, 
-{ name: "<span title=\"weight: Int?\">weight</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">54</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">87</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">68</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">55</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">90</span></span>"] }, 
-{ name: "<span title=\"isHappy: Boolean\">isHappy</span>", children: [], rightAlign: false, values: ["true","true","false","true","true","false","true"] }, 
-], id: 15, rootId: 15, totalRows: 7 } ) });
-/*-->*/
-
-call_DataFrame(function() { DataFrame.renderTable(15) });
-
-/*<!--*/
-call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"age: Int\">age</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">45</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">40</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>"] }, 
-{ name: "<span title=\"city: String?\">city</span>", children: [], rightAlign: false, values: ["London","Dubai","Moscow","Milan","Tokyo","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","Moscow"] }, 
-{ name: "<span title=\"firstName: String\">firstName</span>", children: [], rightAlign: false, values: ["Alice","Bob","Charlie","Charlie","Bob","Alice","Charlie"] }, 
-{ name: "<span title=\"lastName: String\">lastName</span>", children: [], rightAlign: false, values: ["Cooper","Dylan","Daniels","Chaplin","Marley","Wolf","Byrd"] }, 
-{ name: "<span title=\"weight: Int?\">weight</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">54</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">87</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">68</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">55</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">90</span></span>"] }, 
-{ name: "<span title=\"isHappy: Boolean\">isHappy</span>", children: [], rightAlign: false, values: ["true","true","false","true","true","false","true"] }, 
-], id: 16, rootId: 16, totalRows: 7 } ) });
-/*-->*/
-
-call_DataFrame(function() { DataFrame.renderTable(16) });
-
-</script>
-</html>
diff --git a/docs/StardustDocs/resources/snippets/org.jetbrains.kotlinx.dataframe.samples.api.Access.columnsSelectorByIndices.html b/docs/StardustDocs/resources/snippets/org.jetbrains.kotlinx.dataframe.samples.api.Access.columnsSelectorByIndices.html
deleted file mode 100644
index 4237b6021a..0000000000
--- a/docs/StardustDocs/resources/snippets/org.jetbrains.kotlinx.dataframe.samples.api.Access.columnsSelectorByIndices.html
+++ /dev/null
@@ -1,676 +0,0 @@
-<html>
-<head>
-<style type="text/css">
-:root {
-    --background: #fff;
-    --background-odd: #f5f5f5;
-    --background-hover: #d9edfd;
-    --header-text-color: #474747;
-    --text-color: #848484;
-    --text-color-dark: #000;
-    --text-color-medium: #737373;
-    --text-color-pale: #b3b3b3;
-    --inner-border-color: #aaa;
-    --bold-border-color: #000;
-    --link-color: #296eaa;
-    --link-color-pale: #296eaa;
-    --link-hover: #1a466c;
-}
-
-:root[theme="dark"], :root [data-jp-theme-light="false"], .dataframe_dark{
-    --background: #303030;
-    --background-odd: #3c3c3c;
-    --background-hover: #464646;
-    --header-text-color: #dddddd;
-    --text-color: #b3b3b3;
-    --text-color-dark: #dddddd;
-    --text-color-medium: #b2b2b2;
-    --text-color-pale: #737373;
-    --inner-border-color: #707070;
-    --bold-border-color: #777777;
-    --link-color: #008dc0;
-    --link-color-pale: #97e1fb;
-    --link-hover: #00688e;
-}
-
-p.dataframe_description {
-    color: var(--text-color-dark);
-}
-
-table.dataframe {
-    font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
-    font-size: 12px;
-    background-color: var(--background);
-    color: var(--text-color-dark);
-    border: none;
-    border-collapse: collapse;
-}
-
-table.dataframe th, td {
-    padding: 6px;
-    border: 1px solid transparent;
-    text-align: left;
-}
-
-table.dataframe th {
-    background-color: var(--background);
-    color: var(--header-text-color);
-}
-
-table.dataframe td {
-    vertical-align: top;
-    white-space: nowrap;
-}
-
-table.dataframe th.bottomBorder {
-    border-bottom-color: var(--bold-border-color);
-}
-
-table.dataframe tbody > tr:nth-child(odd) {
-    background: var(--background-odd);
-}
-
-table.dataframe tbody > tr:nth-child(even) {
-    background: var(--background);
-}
-
-table.dataframe tbody > tr:hover {
-    background: var(--background-hover);
-}
-
-table.dataframe a {
-    cursor: pointer;
-    color: var(--link-color);
-    text-decoration: none;
-}
-
-table.dataframe tr:hover > td a {
-    color: var(--link-color-pale);
-}
-
-table.dataframe a:hover {
-    color: var(--link-hover);
-    text-decoration: underline;
-}
-
-table.dataframe img {
-    max-width: fit-content;
-}
-
-table.dataframe th.complex {
-    background-color: var(--background);
-    border: 1px solid var(--background);
-}
-
-table.dataframe .leftBorder {
-    border-left-color: var(--inner-border-color);
-}
-
-table.dataframe .rightBorder {
-    border-right-color: var(--inner-border-color);
-}
-
-table.dataframe .rightAlign {
-    text-align: right;
-}
-
-table.dataframe .expanderSvg {
-    width: 8px;
-    height: 8px;
-    margin-right: 3px;
-}
-
-table.dataframe .expander {
-    display: flex;
-    align-items: center;
-}
-
-/* formatting */
-
-table.dataframe .null {
-    color: var(--text-color-pale);
-}
-
-table.dataframe .structural {
-    color: var(--text-color-medium);
-    font-weight: bold;
-}
-
-table.dataframe .dataFrameCaption {
-    font-weight: bold;
-}
-
-table.dataframe .numbers {
-    color: var(--text-color-dark);
-}
-
-table.dataframe td:hover .formatted .structural, .null {
-    color: var(--text-color-dark);
-}
-
-table.dataframe tr:hover .formatted .structural, .null {
-    color: var(--text-color-dark);
-}
-
-
-body {
-    font-family: "JetBrains Mono",SFMono-Regular,Consolas,"Liberation Mono",Menlo,Courier,monospace;
-}       
-
-:root {
-    color: #19191C;
-    background-color: #fff;
-}
-
-:root[theme="dark"] {
-    background-color: #19191C;
-    color: #FFFFFFCC
-}
-
-details details {
-    margin-left: 20px; 
-}
-
-summary {
-    padding: 6px;
-}
-</style>
-</head>
-<body>
-                                <details>
-                                <summary>df.select { col(2) }</summary>
-                                                                <details>
-                                <summary>Input DataFrame: rowsCount = 7, columnsCount = 5</summary>
-                                 <table class="dataframe" id="df_0"></table>
-
-<p class="dataframe_description"></p>
-                                </details>
-                                <details>
-                                <summary>Output DataFrame: rowsCount = 7, columnsCount = 1</summary>
-                                 <table class="dataframe" id="df_1"></table>
-
-<p class="dataframe_description"></p>
-                                </details>
-                                </details>
-                                <br>
-                                <details>
-                                <summary>df.select { cols(0, 1, 3) }</summary>
-                                                                <details>
-                                <summary>Input DataFrame: rowsCount = 7, columnsCount = 5</summary>
-                                 <table class="dataframe" id="df_2"></table>
-
-<p class="dataframe_description"></p>
-                                </details>
-                                <details>
-                                <summary>Output DataFrame: rowsCount = 7, columnsCount = 3</summary>
-                                 <table class="dataframe" id="df_3"></table>
-
-<p class="dataframe_description"></p>
-                                </details>
-                                </details>
-                                <br>
-                                <details>
-                                <summary>df.select { cols(1..4) }</summary>
-                                                                <details>
-                                <summary>Input DataFrame: rowsCount = 7, columnsCount = 5</summary>
-                                 <table class="dataframe" id="df_4"></table>
-
-<p class="dataframe_description"></p>
-                                </details>
-                                <details>
-                                <summary>Output DataFrame: rowsCount = 7, columnsCount = 4</summary>
-                                 <table class="dataframe" id="df_5"></table>
-
-<p class="dataframe_description"></p>
-                                </details>
-                                </details>
-                                <br>
-</body>
-<script>
-(function () {
-    window.DataFrame = window.DataFrame || new (function () {
-        this.addTable = function (df) {
-            let cols = df.cols;
-            for (let i = 0; i < cols.length; i++) {
-                for (let c of cols[i].children) {
-                    cols[c].parent = i;
-                }
-            }
-            df.nrow = 0
-            for (let i = 0; i < df.cols.length; i++) {
-                if (df.cols[i].values.length > df.nrow) df.nrow = df.cols[i].values.length
-            }
-            if (df.id === df.rootId) {
-                df.expandedFrames = new Set()
-                df.childFrames = {}
-                const table = this.getTableElement(df.id)
-                table.df = df
-                for (let i = 0; i < df.cols.length; i++) {
-                    let col = df.cols[i]
-                    if (col.parent === undefined && col.children.length > 0) col.expanded = true
-                }
-            } else {
-                const rootDf = this.getTableData(df.rootId)
-                rootDf.childFrames[df.id] = df
-            }
-        }
-
-        this.computeRenderData = function (df) {
-            let result = []
-            let pos = 0
-            for (let col = 0; col < df.cols.length; col++) {
-                if (df.cols[col].parent === undefined)
-                    pos += this.computeRenderDataRec(df.cols, col, pos, 0, result, false, false)
-            }
-            for (let i = 0; i < result.length; i++) {
-                let row = result[i]
-                for (let j = 0; j < row.length; j++) {
-                    let cell = row[j]
-                    if (j === 0)
-                        cell.leftBd = false
-                    if (j < row.length - 1) {
-                        let nextData = row[j + 1]
-                        if (nextData.leftBd) cell.rightBd = true
-                        else if (cell.rightBd) nextData.leftBd = true
-                    } else cell.rightBd = false
-                }
-            }
-            return result
-        }
-
-        this.computeRenderDataRec = function (cols, colId, pos, depth, result, leftBorder, rightBorder) {
-            if (result.length === depth) {
-                const array = [];
-                if (pos > 0) {
-                    let j = 0
-                    for (let i = 0; j < pos; i++) {
-                        let c = result[depth - 1][i]
-                        j += c.span
-                        let copy = Object.assign({empty: true}, c)
-                        array.push(copy)
-                    }
-                }
-                result.push(array)
-            }
-            const col = cols[colId];
-            let size = 0;
-            if (col.expanded) {
-                let childPos = pos
-                for (let i = 0; i < col.children.length; i++) {
-                    let child = col.children[i]
-                    let childLeft = i === 0 && (col.children.length > 1 || leftBorder)
-                    let childRight = i === col.children.length - 1 && (col.children.length > 1 || rightBorder)
-                    let childSize = this.computeRenderDataRec(cols, child, childPos, depth + 1, result, childLeft, childRight)
-                    childPos += childSize
-                    size += childSize
-                }
-            } else {
-                for (let i = depth + 1; i < result.length; i++)
-                    result[i].push({id: colId, span: 1, leftBd: leftBorder, rightBd: rightBorder, empty: true})
-                size = 1
-            }
-            let left = leftBorder
-            let right = rightBorder
-            if (size > 1) {
-                left = true
-                right = true
-            }
-            result[depth].push({id: colId, span: size, leftBd: left, rightBd: right})
-            return size
-        }
-
-        this.getTableElement = function (id) {
-            return document.getElementById("df_" + id)
-        }
-
-        this.getTableData = function (id) {
-            return this.getTableElement(id).df
-        }
-
-        this.createExpander = function (isExpanded) {
-            const svgNs = "http://www.w3.org/2000/svg"
-            let svg = document.createElementNS(svgNs, "svg")
-            svg.classList.add("expanderSvg")
-            let path = document.createElementNS(svgNs, "path")
-            if (isExpanded) {
-                svg.setAttribute("viewBox", "0 -2 8 8")
-                path.setAttribute("d", "M1 0 l-1 1 4 4 4 -4 -1 -1 -3 3Z")
-            } else {
-                svg.setAttribute("viewBox", "-2 0 8 8")
-                path.setAttribute("d", "M1 0 l-1 1 3 3 -3 3 1 1 4 -4Z")
-            }
-            path.setAttribute("fill", "currentColor")
-            svg.appendChild(path)
-            return svg
-        }
-
-        this.renderTable = function (id) {
-
-            let table = this.getTableElement(id)
-
-            if (table === null) return
-
-            table.innerHTML = ""
-
-            let df = table.df
-            let rootDf = df.rootId === df.id ? df : this.getTableData(df.rootId)
-
-            // header
-            let header = document.createElement("thead")
-            table.appendChild(header)
-
-            let renderData = this.computeRenderData(df)
-            for (let j = 0; j < renderData.length; j++) {
-                let rowData = renderData[j]
-                let tr = document.createElement("tr");
-                let isLastRow = j === renderData.length - 1
-                header.appendChild(tr);
-                for (let i = 0; i < rowData.length; i++) {
-                    let cell = rowData[i]
-                    let th = document.createElement("th");
-                    th.setAttribute("colspan", cell.span)
-                    let colId = cell.id
-                    let col = df.cols[colId];
-                    if (!cell.empty) {
-                        if (col.children.length === 0) {
-                            th.innerHTML = col.name
-                        } else {
-                            let link = document.createElement("a")
-                            link.className = "expander"
-                            let that = this
-                            link.onclick = function () {
-                                col.expanded = !col.expanded
-                                that.renderTable(id)
-                            }
-                            link.appendChild(this.createExpander(col.expanded))
-                            link.innerHTML += col.name
-                            th.appendChild(link)
-                        }
-                    }
-                    let classes = (cell.leftBd ? " leftBorder" : "") + (cell.rightBd ? " rightBorder" : "")
-                    if (col.rightAlign)
-                        classes += " rightAlign"
-                    if (isLastRow)
-                        classes += " bottomBorder"
-                    if (classes.length > 0)
-                        th.setAttribute("class", classes)
-                    tr.appendChild(th)
-                }
-            }
-
-            // body
-            let body = document.createElement("tbody")
-            table.appendChild(body)
-
-            let columns = renderData.pop()
-            for (let row = 0; row < df.nrow; row++) {
-                let tr = document.createElement("tr");
-                body.appendChild(tr)
-                for (let i = 0; i < columns.length; i++) {
-                    let cell = columns[i]
-                    let td = document.createElement("td");
-                    let colId = cell.id
-                    let col = df.cols[colId]
-                    let classes = (cell.leftBd ? " leftBorder" : "") + (cell.rightBd ? " rightBorder" : "")
-                    if (col.rightAlign)
-                        classes += " rightAlign"
-                    if (classes.length > 0)
-                        td.setAttribute("class", classes)
-                    tr.appendChild(td)
-                    let value = col.values[row]
-                    if (value.frameId !== undefined) {
-                        let frameId = value.frameId
-                        let expanded = rootDf.expandedFrames.has(frameId)
-                        let link = document.createElement("a")
-                        link.className = "expander"
-                        let that = this
-                        link.onclick = function () {
-                            if (rootDf.expandedFrames.has(frameId))
-                                rootDf.expandedFrames.delete(frameId)
-                            else rootDf.expandedFrames.add(frameId)
-                            that.renderTable(id)
-                        }
-                        link.appendChild(this.createExpander(expanded))
-                        link.innerHTML += value.value
-                        if (expanded) {
-                            td.appendChild(link)
-                            td.appendChild(document.createElement("p"))
-                            const childTable = document.createElement("table")
-                            childTable.className = "dataframe"
-                            childTable.id = "df_" + frameId
-                            let childDf = rootDf.childFrames[frameId]
-                            childTable.df = childDf
-                            td.appendChild(childTable)
-                            this.renderTable(frameId)
-                            if (childDf.nrow !== childDf.totalRows) {
-                                const footer = document.createElement("p")
-                                footer.innerText = `... showing only top ${childDf.nrow} of ${childDf.totalRows} rows`
-                                td.appendChild(footer)
-                            }
-                        } else {
-                            td.appendChild(link)
-                        }
-                    } else if (value.style !== undefined) {
-                        td.innerHTML = value.value
-                        td.setAttribute("style", value.style)
-                    } else td.innerHTML = value
-                    this.nodeScriptReplace(td)
-                }
-            }
-        }
-
-        this.nodeScriptReplace = function (node) {
-            if (this.nodeScriptIs(node) === true) {
-                node.parentNode.replaceChild(this.nodeScriptClone(node), node);
-            } else {
-                let i = -1, children = node.childNodes;
-                while (++i < children.length) {
-                    this.nodeScriptReplace(children[i]);
-                }
-            }
-
-            return node;
-        }
-
-        this.nodeScriptClone = function (node) {
-            let script = document.createElement("script");
-            script.text = node.innerHTML;
-
-            let i = -1, attrs = node.attributes, attr;
-            while (++i < attrs.length) {
-                script.setAttribute((attr = attrs[i]).name, attr.value);
-            }
-            return script;
-        }
-
-        this.nodeScriptIs = function (node) {
-            return node.tagName === 'SCRIPT';
-        }
-    })()
-
-    window.call_DataFrame = function (f) {
-        return f();
-    };
-
-    let funQueue = window["kotlinQueues"] && window["kotlinQueues"]["DataFrame"];
-    if (funQueue) {
-        funQueue.forEach(function (f) {
-            f();
-        });
-        funQueue = [];
-    }
-})()
-
-function sendHeight() {
-    let totalHeight = 0;
-
-    document.querySelectorAll('body > details, body > br, body > table').forEach(element => {
-        if (element.tagName === 'DETAILS') {
-            totalHeight += getElementHeight(element.querySelector(':scope > summary'));
-
-            if (element.open) {
-                totalHeight += getVisibleContentHeight(element);
-            }
-        } else if (element.tagName === 'BR') {
-            totalHeight += getElementHeight(element);
-        } else if (element.tagName === 'TABLE') {
-            totalHeight += getElementHeight(element);
-        }
-    });
-
-    totalHeight += 10;
-
-    window.parent.postMessage({type: 'iframeHeight', height: Math.ceil(totalHeight)}, '*');
-}
-
-function getVisibleContentHeight(detailsElement) {
-    let height = 0;
-
-    detailsElement.querySelectorAll(':scope > details, :scope > table, :scope > p').forEach(child => {
-        if (child.tagName === 'DETAILS') {
-            const summary = child.querySelector(':scope > summary');
-            height += getElementHeight(summary);
-
-            if (child.open) {
-                height += getDirectVisibleContentHeight(child);
-            }
-        } else if (isElementVisible(child)) {
-            height += getElementHeight(child);
-        }
-    });
-
-    return height;
-}
-
-function getDirectVisibleContentHeight(element) {
-    let height = 0;
-    element.querySelectorAll(':scope > table, :scope > p, :scope > summary').forEach(child => {
-        if (isElementVisible(child)) {
-            height += getElementHeight(child);
-        }
-    });
-    return height;
-}
-
-function getElementHeight(el) {
-    const styles = getComputedStyle(el);
-    const margin = parseFloat(styles.marginTop) + parseFloat(styles.marginBottom);
-    
-    // More reliable cross-browser calculation
-    const rect = el.getBoundingClientRect();
-    return rect.height + margin;
-}
-
-function isElementVisible(el) {
-    return !!(el.offsetWidth || el.offsetHeight || el.getClientRects().length);
-}
-
-function sendInitialHeight() {
-    let initialHeight = 0;
-
-    document.querySelectorAll('body > details, body > br, body > table').forEach(element => {
-        if (element.tagName === 'DETAILS') {
-            initialHeight += getElementHeight(element.querySelector(':scope > summary'));
-        } else if (element.tagName === 'BR') {
-            initialHeight += getElementHeight(element);
-        } else if (element.tagName === `TABLE`) {
-            initialHeight += getElementHeight(element);
-        }
-    });
-
-    initialHeight += 10;
-
-    window.parent.postMessage({type: 'iframeHeight', height: Math.ceil(initialHeight)}, '*');
-}
-
-function repeatHeightCalculation(maxRetries = 10, interval = 100) {
-    let retries = 0;
-    const intervalId = setInterval(() => {
-        sendInitialHeight();
-        retries++;
-        if (retries >= maxRetries) clearInterval(intervalId);
-    }, interval);
-}
-
-window.addEventListener('load', () => {
-    repeatHeightCalculation();
-
-
-    document.querySelectorAll('details').forEach(detail => {
-        detail.addEventListener('toggle', () => {
-            setTimeout(sendHeight, 50);
-        });
-    });
-
-    const observer = new MutationObserver(() => setTimeout(sendHeight, 50));
-    observer.observe(document.body, {childList: true, subtree: true, characterData: true});
-});
-/*<!--*/
-call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"firstName: String\">firstName</span>", children: [], rightAlign: false, values: ["Alice","Bob","Charlie","Charlie","Bob","Alice","Charlie"] }, 
-{ name: "<span title=\"lastName: String\">lastName</span>", children: [], rightAlign: false, values: ["Cooper","Dylan","Daniels","Chaplin","Marley","Wolf","Byrd"] }, 
-{ name: "<span title=\"name: DataRow<*>\">name</span>", children: [0, 1], rightAlign: false, values: ["<span class=\"formatted\" title=\"firstName: Alice\nlastName: Cooper\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cooper<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Dylan\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dylan<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Daniels\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dan<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Chaplin\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cha<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Marley\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Marley<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Alice\nlastName: Wolf\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Wolf<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Byrd\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Byrd<span class=\"structural\"> }</span></span>"] }, 
-{ name: "<span title=\"age: Int\">age</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">45</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">40</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>"] }, 
-{ name: "<span title=\"city: String?\">city</span>", children: [], rightAlign: false, values: ["London","Dubai","Moscow","Milan","Tokyo","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","Moscow"] }, 
-{ name: "<span title=\"weight: Int?\">weight</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">54</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">87</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">68</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">55</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">90</span></span>"] }, 
-{ name: "<span title=\"isHappy: Boolean\">isHappy</span>", children: [], rightAlign: false, values: ["true","true","false","true","true","false","true"] }, 
-], id: 0, rootId: 0, totalRows: 7 } ) });
-/*-->*/
-
-call_DataFrame(function() { DataFrame.renderTable(0) });
-
-/*<!--*/
-call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"city: String?\">city</span>", children: [], rightAlign: false, values: ["London","Dubai","Moscow","Milan","Tokyo","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","Moscow"] }, 
-], id: 1, rootId: 1, totalRows: 7 } ) });
-/*-->*/
-
-call_DataFrame(function() { DataFrame.renderTable(1) });
-
-/*<!--*/
-call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"firstName: String\">firstName</span>", children: [], rightAlign: false, values: ["Alice","Bob","Charlie","Charlie","Bob","Alice","Charlie"] }, 
-{ name: "<span title=\"lastName: String\">lastName</span>", children: [], rightAlign: false, values: ["Cooper","Dylan","Daniels","Chaplin","Marley","Wolf","Byrd"] }, 
-{ name: "<span title=\"name: DataRow<*>\">name</span>", children: [0, 1], rightAlign: false, values: ["<span class=\"formatted\" title=\"firstName: Alice\nlastName: Cooper\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cooper<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Dylan\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dylan<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Daniels\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dan<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Chaplin\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cha<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Marley\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Marley<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Alice\nlastName: Wolf\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Wolf<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Byrd\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Byrd<span class=\"structural\"> }</span></span>"] }, 
-{ name: "<span title=\"age: Int\">age</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">45</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">40</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>"] }, 
-{ name: "<span title=\"city: String?\">city</span>", children: [], rightAlign: false, values: ["London","Dubai","Moscow","Milan","Tokyo","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","Moscow"] }, 
-{ name: "<span title=\"weight: Int?\">weight</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">54</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">87</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">68</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">55</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">90</span></span>"] }, 
-{ name: "<span title=\"isHappy: Boolean\">isHappy</span>", children: [], rightAlign: false, values: ["true","true","false","true","true","false","true"] }, 
-], id: 2, rootId: 2, totalRows: 7 } ) });
-/*-->*/
-
-call_DataFrame(function() { DataFrame.renderTable(2) });
-
-/*<!--*/
-call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"firstName: String\">firstName</span>", children: [], rightAlign: false, values: ["Alice","Bob","Charlie","Charlie","Bob","Alice","Charlie"] }, 
-{ name: "<span title=\"lastName: String\">lastName</span>", children: [], rightAlign: false, values: ["Cooper","Dylan","Daniels","Chaplin","Marley","Wolf","Byrd"] }, 
-{ name: "<span title=\"name: DataRow<*>\">name</span>", children: [0, 1], rightAlign: false, values: ["<span class=\"formatted\" title=\"firstName: Alice\nlastName: Cooper\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cooper<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Dylan\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dylan<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Daniels\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dan<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Chaplin\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cha<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Marley\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Marley<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Alice\nlastName: Wolf\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Wolf<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Byrd\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Byrd<span class=\"structural\"> }</span></span>"] }, 
-{ name: "<span title=\"age: Int\">age</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">45</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">40</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>"] }, 
-{ name: "<span title=\"weight: Int?\">weight</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">54</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">87</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">68</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">55</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">90</span></span>"] }, 
-], id: 3, rootId: 3, totalRows: 7 } ) });
-/*-->*/
-
-call_DataFrame(function() { DataFrame.renderTable(3) });
-
-/*<!--*/
-call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"firstName: String\">firstName</span>", children: [], rightAlign: false, values: ["Alice","Bob","Charlie","Charlie","Bob","Alice","Charlie"] }, 
-{ name: "<span title=\"lastName: String\">lastName</span>", children: [], rightAlign: false, values: ["Cooper","Dylan","Daniels","Chaplin","Marley","Wolf","Byrd"] }, 
-{ name: "<span title=\"name: DataRow<*>\">name</span>", children: [0, 1], rightAlign: false, values: ["<span class=\"formatted\" title=\"firstName: Alice\nlastName: Cooper\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cooper<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Dylan\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dylan<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Daniels\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dan<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Chaplin\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cha<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Marley\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Marley<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Alice\nlastName: Wolf\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Wolf<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Byrd\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Byrd<span class=\"structural\"> }</span></span>"] }, 
-{ name: "<span title=\"age: Int\">age</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">45</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">40</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>"] }, 
-{ name: "<span title=\"city: String?\">city</span>", children: [], rightAlign: false, values: ["London","Dubai","Moscow","Milan","Tokyo","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","Moscow"] }, 
-{ name: "<span title=\"weight: Int?\">weight</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">54</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">87</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">68</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">55</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">90</span></span>"] }, 
-{ name: "<span title=\"isHappy: Boolean\">isHappy</span>", children: [], rightAlign: false, values: ["true","true","false","true","true","false","true"] }, 
-], id: 4, rootId: 4, totalRows: 7 } ) });
-/*-->*/
-
-call_DataFrame(function() { DataFrame.renderTable(4) });
-
-/*<!--*/
-call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"age: Int\">age</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">45</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">40</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>"] }, 
-{ name: "<span title=\"city: String?\">city</span>", children: [], rightAlign: false, values: ["London","Dubai","Moscow","Milan","Tokyo","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","Moscow"] }, 
-{ name: "<span title=\"weight: Int?\">weight</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">54</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">87</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">68</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">55</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">90</span></span>"] }, 
-{ name: "<span title=\"isHappy: Boolean\">isHappy</span>", children: [], rightAlign: false, values: ["true","true","false","true","true","false","true"] }, 
-], id: 5, rootId: 5, totalRows: 7 } ) });
-/*-->*/
-
-call_DataFrame(function() { DataFrame.renderTable(5) });
-
-</script>
-</html>
diff --git a/docs/StardustDocs/resources/snippets/org.jetbrains.kotlinx.dataframe.samples.api.Modify.fillNulls.html b/docs/StardustDocs/resources/snippets/org.jetbrains.kotlinx.dataframe.samples.api.Modify.fillNulls.html
deleted file mode 100644
index 10d384ef0a..0000000000
--- a/docs/StardustDocs/resources/snippets/org.jetbrains.kotlinx.dataframe.samples.api.Modify.fillNulls.html
+++ /dev/null
@@ -1,702 +0,0 @@
-<html>
-<head>
-<style type="text/css">
-:root {
-    --background: #fff;
-    --background-odd: #f5f5f5;
-    --background-hover: #d9edfd;
-    --header-text-color: #474747;
-    --text-color: #848484;
-    --text-color-dark: #000;
-    --text-color-medium: #737373;
-    --text-color-pale: #b3b3b3;
-    --inner-border-color: #aaa;
-    --bold-border-color: #000;
-    --link-color: #296eaa;
-    --link-color-pale: #296eaa;
-    --link-hover: #1a466c;
-}
-
-:root[theme="dark"], :root [data-jp-theme-light="false"], .dataframe_dark{
-    --background: #303030;
-    --background-odd: #3c3c3c;
-    --background-hover: #464646;
-    --header-text-color: #dddddd;
-    --text-color: #b3b3b3;
-    --text-color-dark: #dddddd;
-    --text-color-medium: #b2b2b2;
-    --text-color-pale: #737373;
-    --inner-border-color: #707070;
-    --bold-border-color: #777777;
-    --link-color: #008dc0;
-    --link-color-pale: #97e1fb;
-    --link-hover: #00688e;
-}
-
-p.dataframe_description {
-    color: var(--text-color-dark);
-}
-
-table.dataframe {
-    font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
-    font-size: 12px;
-    background-color: var(--background);
-    color: var(--text-color-dark);
-    border: none;
-    border-collapse: collapse;
-}
-
-table.dataframe th, td {
-    padding: 6px;
-    border: 1px solid transparent;
-    text-align: left;
-}
-
-table.dataframe th {
-    background-color: var(--background);
-    color: var(--header-text-color);
-}
-
-table.dataframe td {
-    vertical-align: top;
-    white-space: nowrap;
-}
-
-table.dataframe th.bottomBorder {
-    border-bottom-color: var(--bold-border-color);
-}
-
-table.dataframe tbody > tr:nth-child(odd) {
-    background: var(--background-odd);
-}
-
-table.dataframe tbody > tr:nth-child(even) {
-    background: var(--background);
-}
-
-table.dataframe tbody > tr:hover {
-    background: var(--background-hover);
-}
-
-table.dataframe a {
-    cursor: pointer;
-    color: var(--link-color);
-    text-decoration: none;
-}
-
-table.dataframe tr:hover > td a {
-    color: var(--link-color-pale);
-}
-
-table.dataframe a:hover {
-    color: var(--link-hover);
-    text-decoration: underline;
-}
-
-table.dataframe img {
-    max-width: fit-content;
-}
-
-table.dataframe th.complex {
-    background-color: var(--background);
-    border: 1px solid var(--background);
-}
-
-table.dataframe .leftBorder {
-    border-left-color: var(--inner-border-color);
-}
-
-table.dataframe .rightBorder {
-    border-right-color: var(--inner-border-color);
-}
-
-table.dataframe .rightAlign {
-    text-align: right;
-}
-
-table.dataframe .expanderSvg {
-    width: 8px;
-    height: 8px;
-    margin-right: 3px;
-}
-
-table.dataframe .expander {
-    display: flex;
-    align-items: center;
-}
-
-/* formatting */
-
-table.dataframe .null {
-    color: var(--text-color-pale);
-}
-
-table.dataframe .structural {
-    color: var(--text-color-medium);
-    font-weight: bold;
-}
-
-table.dataframe .dataFrameCaption {
-    font-weight: bold;
-}
-
-table.dataframe .numbers {
-    color: var(--text-color-dark);
-}
-
-table.dataframe td:hover .formatted .structural, .null {
-    color: var(--text-color-dark);
-}
-
-table.dataframe tr:hover .formatted .structural, .null {
-    color: var(--text-color-dark);
-}
-
-
-body {
-    font-family: "JetBrains Mono",SFMono-Regular,Consolas,"Liberation Mono",Menlo,Courier,monospace;
-}       
-
-:root {
-    color: #19191C;
-    background-color: #fff;
-}
-
-:root[theme="dark"] {
-    background-color: #19191C;
-    color: #FFFFFFCC
-}
-
-details details {
-    margin-left: 20px; 
-}
-
-summary {
-    padding: 6px;
-}
-</style>
-</head>
-<body>
-                                <details>
-                                <summary>df.fillNulls { colsOf&lt;Int?&gt;() }.with { -1 }</summary>
-                                                                <details>
-                                <summary>Input DataFrame: rowsCount = 7, columnsCount = 5</summary>
-                                 <table class="dataframe" id="df_0"></table>
-
-<p class="dataframe_description"></p>
-                                </details>
-                                <details>
-                                <summary>Step 1: Update</summary>
-                                 <table class="dataframe" id="df_1"></table>
-
-<p class="dataframe_description">DataFrame [7 x 5]</p>
-                                </details>
-                                <details>
-                                <summary>Output DataFrame: rowsCount = 7, columnsCount = 5</summary>
-                                 <table class="dataframe" id="df_2"></table>
-
-<p class="dataframe_description"></p>
-                                </details>
-                                </details>
-                                <br>
-                                <details>
-                                <summary>df.update { colsOf&lt;Int?&gt;() }.where { it == null }.with { -1 }</summary>
-                                                                <details>
-                                <summary>Input DataFrame: rowsCount = 7, columnsCount = 5</summary>
-                                 <table class="dataframe" id="df_3"></table>
-
-<p class="dataframe_description"></p>
-                                </details>
-                                <details>
-                                <summary>Step 1: Update</summary>
-                                 <table class="dataframe" id="df_4"></table>
-
-<p class="dataframe_description">DataFrame [7 x 5]</p>
-                                </details>
-                                <details>
-                                <summary>Step 2: Update</summary>
-                                 <table class="dataframe" id="df_5"></table>
-
-<p class="dataframe_description">DataFrame [7 x 5]</p>
-                                </details>
-                                <details>
-                                <summary>Output DataFrame: rowsCount = 7, columnsCount = 5</summary>
-                                 <table class="dataframe" id="df_6"></table>
-
-<p class="dataframe_description"></p>
-                                </details>
-                                </details>
-                                <br>
-</body>
-<script>
-(function () {
-    window.DataFrame = window.DataFrame || new (function () {
-        this.addTable = function (df) {
-            let cols = df.cols;
-            for (let i = 0; i < cols.length; i++) {
-                for (let c of cols[i].children) {
-                    cols[c].parent = i;
-                }
-            }
-            df.nrow = 0
-            for (let i = 0; i < df.cols.length; i++) {
-                if (df.cols[i].values.length > df.nrow) df.nrow = df.cols[i].values.length
-            }
-            if (df.id === df.rootId) {
-                df.expandedFrames = new Set()
-                df.childFrames = {}
-                const table = this.getTableElement(df.id)
-                table.df = df
-                for (let i = 0; i < df.cols.length; i++) {
-                    let col = df.cols[i]
-                    if (col.parent === undefined && col.children.length > 0) col.expanded = true
-                }
-            } else {
-                const rootDf = this.getTableData(df.rootId)
-                rootDf.childFrames[df.id] = df
-            }
-        }
-
-        this.computeRenderData = function (df) {
-            let result = []
-            let pos = 0
-            for (let col = 0; col < df.cols.length; col++) {
-                if (df.cols[col].parent === undefined)
-                    pos += this.computeRenderDataRec(df.cols, col, pos, 0, result, false, false)
-            }
-            for (let i = 0; i < result.length; i++) {
-                let row = result[i]
-                for (let j = 0; j < row.length; j++) {
-                    let cell = row[j]
-                    if (j === 0)
-                        cell.leftBd = false
-                    if (j < row.length - 1) {
-                        let nextData = row[j + 1]
-                        if (nextData.leftBd) cell.rightBd = true
-                        else if (cell.rightBd) nextData.leftBd = true
-                    } else cell.rightBd = false
-                }
-            }
-            return result
-        }
-
-        this.computeRenderDataRec = function (cols, colId, pos, depth, result, leftBorder, rightBorder) {
-            if (result.length === depth) {
-                const array = [];
-                if (pos > 0) {
-                    let j = 0
-                    for (let i = 0; j < pos; i++) {
-                        let c = result[depth - 1][i]
-                        j += c.span
-                        let copy = Object.assign({empty: true}, c)
-                        array.push(copy)
-                    }
-                }
-                result.push(array)
-            }
-            const col = cols[colId];
-            let size = 0;
-            if (col.expanded) {
-                let childPos = pos
-                for (let i = 0; i < col.children.length; i++) {
-                    let child = col.children[i]
-                    let childLeft = i === 0 && (col.children.length > 1 || leftBorder)
-                    let childRight = i === col.children.length - 1 && (col.children.length > 1 || rightBorder)
-                    let childSize = this.computeRenderDataRec(cols, child, childPos, depth + 1, result, childLeft, childRight)
-                    childPos += childSize
-                    size += childSize
-                }
-            } else {
-                for (let i = depth + 1; i < result.length; i++)
-                    result[i].push({id: colId, span: 1, leftBd: leftBorder, rightBd: rightBorder, empty: true})
-                size = 1
-            }
-            let left = leftBorder
-            let right = rightBorder
-            if (size > 1) {
-                left = true
-                right = true
-            }
-            result[depth].push({id: colId, span: size, leftBd: left, rightBd: right})
-            return size
-        }
-
-        this.getTableElement = function (id) {
-            return document.getElementById("df_" + id)
-        }
-
-        this.getTableData = function (id) {
-            return this.getTableElement(id).df
-        }
-
-        this.createExpander = function (isExpanded) {
-            const svgNs = "http://www.w3.org/2000/svg"
-            let svg = document.createElementNS(svgNs, "svg")
-            svg.classList.add("expanderSvg")
-            let path = document.createElementNS(svgNs, "path")
-            if (isExpanded) {
-                svg.setAttribute("viewBox", "0 -2 8 8")
-                path.setAttribute("d", "M1 0 l-1 1 4 4 4 -4 -1 -1 -3 3Z")
-            } else {
-                svg.setAttribute("viewBox", "-2 0 8 8")
-                path.setAttribute("d", "M1 0 l-1 1 3 3 -3 3 1 1 4 -4Z")
-            }
-            path.setAttribute("fill", "currentColor")
-            svg.appendChild(path)
-            return svg
-        }
-
-        this.renderTable = function (id) {
-
-            let table = this.getTableElement(id)
-
-            if (table === null) return
-
-            table.innerHTML = ""
-
-            let df = table.df
-            let rootDf = df.rootId === df.id ? df : this.getTableData(df.rootId)
-
-            // header
-            let header = document.createElement("thead")
-            table.appendChild(header)
-
-            let renderData = this.computeRenderData(df)
-            for (let j = 0; j < renderData.length; j++) {
-                let rowData = renderData[j]
-                let tr = document.createElement("tr");
-                let isLastRow = j === renderData.length - 1
-                header.appendChild(tr);
-                for (let i = 0; i < rowData.length; i++) {
-                    let cell = rowData[i]
-                    let th = document.createElement("th");
-                    th.setAttribute("colspan", cell.span)
-                    let colId = cell.id
-                    let col = df.cols[colId];
-                    if (!cell.empty) {
-                        if (col.children.length === 0) {
-                            th.innerHTML = col.name
-                        } else {
-                            let link = document.createElement("a")
-                            link.className = "expander"
-                            let that = this
-                            link.onclick = function () {
-                                col.expanded = !col.expanded
-                                that.renderTable(id)
-                            }
-                            link.appendChild(this.createExpander(col.expanded))
-                            link.innerHTML += col.name
-                            th.appendChild(link)
-                        }
-                    }
-                    let classes = (cell.leftBd ? " leftBorder" : "") + (cell.rightBd ? " rightBorder" : "")
-                    if (col.rightAlign)
-                        classes += " rightAlign"
-                    if (isLastRow)
-                        classes += " bottomBorder"
-                    if (classes.length > 0)
-                        th.setAttribute("class", classes)
-                    tr.appendChild(th)
-                }
-            }
-
-            // body
-            let body = document.createElement("tbody")
-            table.appendChild(body)
-
-            let columns = renderData.pop()
-            for (let row = 0; row < df.nrow; row++) {
-                let tr = document.createElement("tr");
-                body.appendChild(tr)
-                for (let i = 0; i < columns.length; i++) {
-                    let cell = columns[i]
-                    let td = document.createElement("td");
-                    let colId = cell.id
-                    let col = df.cols[colId]
-                    let classes = (cell.leftBd ? " leftBorder" : "") + (cell.rightBd ? " rightBorder" : "")
-                    if (col.rightAlign)
-                        classes += " rightAlign"
-                    if (classes.length > 0)
-                        td.setAttribute("class", classes)
-                    tr.appendChild(td)
-                    let value = col.values[row]
-                    if (value.frameId !== undefined) {
-                        let frameId = value.frameId
-                        let expanded = rootDf.expandedFrames.has(frameId)
-                        let link = document.createElement("a")
-                        link.className = "expander"
-                        let that = this
-                        link.onclick = function () {
-                            if (rootDf.expandedFrames.has(frameId))
-                                rootDf.expandedFrames.delete(frameId)
-                            else rootDf.expandedFrames.add(frameId)
-                            that.renderTable(id)
-                        }
-                        link.appendChild(this.createExpander(expanded))
-                        link.innerHTML += value.value
-                        if (expanded) {
-                            td.appendChild(link)
-                            td.appendChild(document.createElement("p"))
-                            const childTable = document.createElement("table")
-                            childTable.className = "dataframe"
-                            childTable.id = "df_" + frameId
-                            let childDf = rootDf.childFrames[frameId]
-                            childTable.df = childDf
-                            td.appendChild(childTable)
-                            this.renderTable(frameId)
-                            if (childDf.nrow !== childDf.totalRows) {
-                                const footer = document.createElement("p")
-                                footer.innerText = `... showing only top ${childDf.nrow} of ${childDf.totalRows} rows`
-                                td.appendChild(footer)
-                            }
-                        } else {
-                            td.appendChild(link)
-                        }
-                    } else if (value.style !== undefined) {
-                        td.innerHTML = value.value
-                        td.setAttribute("style", value.style)
-                    } else td.innerHTML = value
-                    this.nodeScriptReplace(td)
-                }
-            }
-        }
-
-        this.nodeScriptReplace = function (node) {
-            if (this.nodeScriptIs(node) === true) {
-                node.parentNode.replaceChild(this.nodeScriptClone(node), node);
-            } else {
-                let i = -1, children = node.childNodes;
-                while (++i < children.length) {
-                    this.nodeScriptReplace(children[i]);
-                }
-            }
-
-            return node;
-        }
-
-        this.nodeScriptClone = function (node) {
-            let script = document.createElement("script");
-            script.text = node.innerHTML;
-
-            let i = -1, attrs = node.attributes, attr;
-            while (++i < attrs.length) {
-                script.setAttribute((attr = attrs[i]).name, attr.value);
-            }
-            return script;
-        }
-
-        this.nodeScriptIs = function (node) {
-            return node.tagName === 'SCRIPT';
-        }
-    })()
-
-    window.call_DataFrame = function (f) {
-        return f();
-    };
-
-    let funQueue = window["kotlinQueues"] && window["kotlinQueues"]["DataFrame"];
-    if (funQueue) {
-        funQueue.forEach(function (f) {
-            f();
-        });
-        funQueue = [];
-    }
-})()
-
-function sendHeight() {
-    let totalHeight = 0;
-
-    document.querySelectorAll('body > details, body > br, body > table').forEach(element => {
-        if (element.tagName === 'DETAILS') {
-            totalHeight += getElementHeight(element.querySelector(':scope > summary'));
-
-            if (element.open) {
-                totalHeight += getVisibleContentHeight(element);
-            }
-        } else if (element.tagName === 'BR') {
-            totalHeight += getElementHeight(element);
-        } else if (element.tagName === 'TABLE') {
-            totalHeight += getElementHeight(element);
-        }
-    });
-
-    totalHeight += 10;
-
-    window.parent.postMessage({type: 'iframeHeight', height: Math.ceil(totalHeight)}, '*');
-}
-
-function getVisibleContentHeight(detailsElement) {
-    let height = 0;
-
-    detailsElement.querySelectorAll(':scope > details, :scope > table, :scope > p').forEach(child => {
-        if (child.tagName === 'DETAILS') {
-            const summary = child.querySelector(':scope > summary');
-            height += getElementHeight(summary);
-
-            if (child.open) {
-                height += getDirectVisibleContentHeight(child);
-            }
-        } else if (isElementVisible(child)) {
-            height += getElementHeight(child);
-        }
-    });
-
-    return height;
-}
-
-function getDirectVisibleContentHeight(element) {
-    let height = 0;
-    element.querySelectorAll(':scope > table, :scope > p, :scope > summary').forEach(child => {
-        if (isElementVisible(child)) {
-            height += getElementHeight(child);
-        }
-    });
-    return height;
-}
-
-function getElementHeight(el) {
-    const styles = getComputedStyle(el);
-    const margin = parseFloat(styles.marginTop) + parseFloat(styles.marginBottom);
-    
-    // More reliable cross-browser calculation
-    const rect = el.getBoundingClientRect();
-    return rect.height + margin;
-}
-
-function isElementVisible(el) {
-    return !!(el.offsetWidth || el.offsetHeight || el.getClientRects().length);
-}
-
-function sendInitialHeight() {
-    let initialHeight = 0;
-
-    document.querySelectorAll('body > details, body > br, body > table').forEach(element => {
-        if (element.tagName === 'DETAILS') {
-            initialHeight += getElementHeight(element.querySelector(':scope > summary'));
-        } else if (element.tagName === 'BR') {
-            initialHeight += getElementHeight(element);
-        } else if (element.tagName === `TABLE`) {
-            initialHeight += getElementHeight(element);
-        }
-    });
-
-    initialHeight += 10;
-
-    window.parent.postMessage({type: 'iframeHeight', height: Math.ceil(initialHeight)}, '*');
-}
-
-function repeatHeightCalculation(maxRetries = 10, interval = 100) {
-    let retries = 0;
-    const intervalId = setInterval(() => {
-        sendInitialHeight();
-        retries++;
-        if (retries >= maxRetries) clearInterval(intervalId);
-    }, interval);
-}
-
-window.addEventListener('load', () => {
-    repeatHeightCalculation();
-
-
-    document.querySelectorAll('details').forEach(detail => {
-        detail.addEventListener('toggle', () => {
-            setTimeout(sendHeight, 50);
-        });
-    });
-
-    const observer = new MutationObserver(() => setTimeout(sendHeight, 50));
-    observer.observe(document.body, {childList: true, subtree: true, characterData: true});
-});
-/*<!--*/
-call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"firstName: String\">firstName</span>", children: [], rightAlign: false, values: ["Alice","Bob","Charlie","Charlie","Bob","Alice","Charlie"] }, 
-{ name: "<span title=\"lastName: String\">lastName</span>", children: [], rightAlign: false, values: ["Cooper","Dylan","Daniels","Chaplin","Marley","Wolf","Byrd"] }, 
-{ name: "<span title=\"name: DataRow<*>\">name</span>", children: [0, 1], rightAlign: false, values: ["<span class=\"formatted\" title=\"firstName: Alice\nlastName: Cooper\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cooper<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Dylan\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dylan<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Daniels\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dan<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Chaplin\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cha<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Marley\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Marley<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Alice\nlastName: Wolf\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Wolf<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Byrd\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Byrd<span class=\"structural\"> }</span></span>"] }, 
-{ name: "<span title=\"age: Int\">age</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">45</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">40</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>"] }, 
-{ name: "<span title=\"city: String?\">city</span>", children: [], rightAlign: false, values: ["London","Dubai","Moscow","Milan","Tokyo","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","Moscow"] }, 
-{ name: "<span title=\"weight: Int?\">weight</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">54</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">87</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">68</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">55</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">90</span></span>"] }, 
-{ name: "<span title=\"isHappy: Boolean\">isHappy</span>", children: [], rightAlign: false, values: ["true","true","false","true","true","false","true"] }, 
-], id: 0, rootId: 0, totalRows: 7 } ) });
-/*-->*/
-
-call_DataFrame(function() { DataFrame.renderTable(0) });
-
-/*<!--*/
-call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"firstName: String\">firstName</span>", children: [], rightAlign: false, values: ["Alice","Bob","Charlie","Charlie","Bob","Alice","Charlie"] }, 
-{ name: "<span title=\"lastName: String\">lastName</span>", children: [], rightAlign: false, values: ["Cooper","Dylan","Daniels","Chaplin","Marley","Wolf","Byrd"] }, 
-{ name: "<span title=\"name: DataRow<*>\">name</span>", children: [0, 1], rightAlign: false, values: ["<span class=\"formatted\" title=\"firstName: Alice\nlastName: Cooper\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cooper<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Dylan\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dylan<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Daniels\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dan<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Chaplin\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cha<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Marley\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Marley<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Alice\nlastName: Wolf\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Wolf<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Byrd\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Byrd<span class=\"structural\"> }</span></span>"] }, 
-{ name: "<span title=\"age: Int\">age</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">45</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">40</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>"] }, 
-{ name: "<span title=\"city: String?\">city</span>", children: [], rightAlign: false, values: ["London","Dubai","Moscow","Milan","Tokyo","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","Moscow"] }, 
-{ name: "<span title=\"weight: Int?\">weight</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">54</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">87</span></span>",{ style: "background-color:#98fb98", value: "<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>"},{ style: "background-color:#98fb98", value: "<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>"},"<span class=\"formatted\" title=\"\"><span class=\"numbers\">68</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">55</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">90</span></span>"] }, 
-{ name: "<span title=\"isHappy: Boolean\">isHappy</span>", children: [], rightAlign: false, values: ["true","true","false","true","true","false","true"] }, 
-], id: 1, rootId: 1, totalRows: 7 } ) });
-/*-->*/
-
-call_DataFrame(function() { DataFrame.renderTable(1) });
-
-/*<!--*/
-call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"firstName: String\">firstName</span>", children: [], rightAlign: false, values: ["Alice","Bob","Charlie","Charlie","Bob","Alice","Charlie"] }, 
-{ name: "<span title=\"lastName: String\">lastName</span>", children: [], rightAlign: false, values: ["Cooper","Dylan","Daniels","Chaplin","Marley","Wolf","Byrd"] }, 
-{ name: "<span title=\"name: DataRow<*>\">name</span>", children: [0, 1], rightAlign: false, values: ["<span class=\"formatted\" title=\"firstName: Alice\nlastName: Cooper\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cooper<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Dylan\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dylan<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Daniels\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dan<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Chaplin\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cha<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Marley\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Marley<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Alice\nlastName: Wolf\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Wolf<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Byrd\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Byrd<span class=\"structural\"> }</span></span>"] }, 
-{ name: "<span title=\"age: Int\">age</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">45</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">40</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>"] }, 
-{ name: "<span title=\"city: String?\">city</span>", children: [], rightAlign: false, values: ["London","Dubai","Moscow","Milan","Tokyo","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","Moscow"] }, 
-{ name: "<span title=\"weight: Int\">weight</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">54</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">87</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">-1</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">-1</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">68</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">55</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">90</span></span>"] }, 
-{ name: "<span title=\"isHappy: Boolean\">isHappy</span>", children: [], rightAlign: false, values: ["true","true","false","true","true","false","true"] }, 
-], id: 2, rootId: 2, totalRows: 7 } ) });
-/*-->*/
-
-call_DataFrame(function() { DataFrame.renderTable(2) });
-
-/*<!--*/
-call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"firstName: String\">firstName</span>", children: [], rightAlign: false, values: ["Alice","Bob","Charlie","Charlie","Bob","Alice","Charlie"] }, 
-{ name: "<span title=\"lastName: String\">lastName</span>", children: [], rightAlign: false, values: ["Cooper","Dylan","Daniels","Chaplin","Marley","Wolf","Byrd"] }, 
-{ name: "<span title=\"name: DataRow<*>\">name</span>", children: [0, 1], rightAlign: false, values: ["<span class=\"formatted\" title=\"firstName: Alice\nlastName: Cooper\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cooper<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Dylan\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dylan<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Daniels\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dan<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Chaplin\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cha<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Marley\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Marley<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Alice\nlastName: Wolf\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Wolf<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Byrd\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Byrd<span class=\"structural\"> }</span></span>"] }, 
-{ name: "<span title=\"age: Int\">age</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">45</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">40</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>"] }, 
-{ name: "<span title=\"city: String?\">city</span>", children: [], rightAlign: false, values: ["London","Dubai","Moscow","Milan","Tokyo","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","Moscow"] }, 
-{ name: "<span title=\"weight: Int?\">weight</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">54</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">87</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">68</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">55</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">90</span></span>"] }, 
-{ name: "<span title=\"isHappy: Boolean\">isHappy</span>", children: [], rightAlign: false, values: ["true","true","false","true","true","false","true"] }, 
-], id: 3, rootId: 3, totalRows: 7 } ) });
-/*-->*/
-
-call_DataFrame(function() { DataFrame.renderTable(3) });
-
-/*<!--*/
-call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"firstName: String\">firstName</span>", children: [], rightAlign: false, values: ["Alice","Bob","Charlie","Charlie","Bob","Alice","Charlie"] }, 
-{ name: "<span title=\"lastName: String\">lastName</span>", children: [], rightAlign: false, values: ["Cooper","Dylan","Daniels","Chaplin","Marley","Wolf","Byrd"] }, 
-{ name: "<span title=\"name: DataRow<*>\">name</span>", children: [0, 1], rightAlign: false, values: ["<span class=\"formatted\" title=\"firstName: Alice\nlastName: Cooper\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cooper<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Dylan\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dylan<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Daniels\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dan<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Chaplin\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cha<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Marley\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Marley<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Alice\nlastName: Wolf\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Wolf<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Byrd\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Byrd<span class=\"structural\"> }</span></span>"] }, 
-{ name: "<span title=\"age: Int\">age</span>", children: [], rightAlign: true, values: [{ style: "background-color:#98fb98", value: "<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>"},{ style: "background-color:#98fb98", value: "<span class=\"formatted\" title=\"\"><span class=\"numbers\">45</span></span>"},{ style: "background-color:#98fb98", value: "<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>"},{ style: "background-color:#98fb98", value: "<span class=\"formatted\" title=\"\"><span class=\"numbers\">40</span></span>"},{ style: "background-color:#98fb98", value: "<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>"},{ style: "background-color:#98fb98", value: "<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>"},{ style: "background-color:#98fb98", value: "<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>"}] }, 
-{ name: "<span title=\"city: String?\">city</span>", children: [], rightAlign: false, values: ["London","Dubai","Moscow","Milan","Tokyo","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","Moscow"] }, 
-{ name: "<span title=\"weight: Int?\">weight</span>", children: [], rightAlign: true, values: [{ style: "background-color:#98fb98", value: "<span class=\"formatted\" title=\"\"><span class=\"numbers\">54</span></span>"},{ style: "background-color:#98fb98", value: "<span class=\"formatted\" title=\"\"><span class=\"numbers\">87</span></span>"},{ style: "background-color:#98fb98", value: "<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>"},{ style: "background-color:#98fb98", value: "<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>"},{ style: "background-color:#98fb98", value: "<span class=\"formatted\" title=\"\"><span class=\"numbers\">68</span></span>"},{ style: "background-color:#98fb98", value: "<span class=\"formatted\" title=\"\"><span class=\"numbers\">55</span></span>"},{ style: "background-color:#98fb98", value: "<span class=\"formatted\" title=\"\"><span class=\"numbers\">90</span></span>"}] }, 
-{ name: "<span title=\"isHappy: Boolean\">isHappy</span>", children: [], rightAlign: false, values: ["true","true","false","true","true","false","true"] }, 
-], id: 4, rootId: 4, totalRows: 7 } ) });
-/*-->*/
-
-call_DataFrame(function() { DataFrame.renderTable(4) });
-
-/*<!--*/
-call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"firstName: String\">firstName</span>", children: [], rightAlign: false, values: ["Alice","Bob","Charlie","Charlie","Bob","Alice","Charlie"] }, 
-{ name: "<span title=\"lastName: String\">lastName</span>", children: [], rightAlign: false, values: ["Cooper","Dylan","Daniels","Chaplin","Marley","Wolf","Byrd"] }, 
-{ name: "<span title=\"name: DataRow<*>\">name</span>", children: [0, 1], rightAlign: false, values: ["<span class=\"formatted\" title=\"firstName: Alice\nlastName: Cooper\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cooper<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Dylan\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dylan<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Daniels\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dan<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Chaplin\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cha<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Marley\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Marley<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Alice\nlastName: Wolf\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Wolf<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Byrd\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Byrd<span class=\"structural\"> }</span></span>"] }, 
-{ name: "<span title=\"age: Int\">age</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">45</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">40</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>"] }, 
-{ name: "<span title=\"city: String?\">city</span>", children: [], rightAlign: false, values: ["London","Dubai","Moscow","Milan","Tokyo","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","Moscow"] }, 
-{ name: "<span title=\"weight: Int?\">weight</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">54</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">87</span></span>",{ style: "background-color:#98fb98", value: "<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>"},{ style: "background-color:#98fb98", value: "<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>"},"<span class=\"formatted\" title=\"\"><span class=\"numbers\">68</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">55</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">90</span></span>"] }, 
-{ name: "<span title=\"isHappy: Boolean\">isHappy</span>", children: [], rightAlign: false, values: ["true","true","false","true","true","false","true"] }, 
-], id: 5, rootId: 5, totalRows: 7 } ) });
-/*-->*/
-
-call_DataFrame(function() { DataFrame.renderTable(5) });
-
-/*<!--*/
-call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"firstName: String\">firstName</span>", children: [], rightAlign: false, values: ["Alice","Bob","Charlie","Charlie","Bob","Alice","Charlie"] }, 
-{ name: "<span title=\"lastName: String\">lastName</span>", children: [], rightAlign: false, values: ["Cooper","Dylan","Daniels","Chaplin","Marley","Wolf","Byrd"] }, 
-{ name: "<span title=\"name: DataRow<*>\">name</span>", children: [0, 1], rightAlign: false, values: ["<span class=\"formatted\" title=\"firstName: Alice\nlastName: Cooper\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cooper<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Dylan\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dylan<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Daniels\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dan<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Chaplin\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cha<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Marley\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Marley<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Alice\nlastName: Wolf\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Wolf<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Byrd\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Byrd<span class=\"structural\"> }</span></span>"] }, 
-{ name: "<span title=\"age: Int\">age</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">45</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">40</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>"] }, 
-{ name: "<span title=\"city: String?\">city</span>", children: [], rightAlign: false, values: ["London","Dubai","Moscow","Milan","Tokyo","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","Moscow"] }, 
-{ name: "<span title=\"weight: Int\">weight</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">54</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">87</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">-1</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">-1</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">68</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">55</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">90</span></span>"] }, 
-{ name: "<span title=\"isHappy: Boolean\">isHappy</span>", children: [], rightAlign: false, values: ["true","true","false","true","true","false","true"] }, 
-], id: 6, rootId: 6, totalRows: 7 } ) });
-/*-->*/
-
-call_DataFrame(function() { DataFrame.renderTable(6) });
-
-</script>
-</html>
diff --git a/docs/StardustDocs/topics/ColumnSelectors.md b/docs/StardustDocs/topics/ColumnSelectors.md
index facb626c3a..24fcc3c41a 100644
--- a/docs/StardustDocs/topics/ColumnSelectors.md
+++ b/docs/StardustDocs/topics/ColumnSelectors.md
@@ -1,25 +1,73 @@
 [//]: # (title: Column selectors)
 
-<!---IMPORT org.jetbrains.kotlinx.dataframe.samples.api.Access-->
+<!---IMPORT org.jetbrains.kotlinx.dataframe.samples.api.ColumnSelectorsSamples-->
 
 [`DataFrame`](DataFrame.md) provides a DSL for selecting an arbitrary set of columns: the Columns Selection DSL.
 
 Column selectors are used in many operations:
 
-<!---FUN columnSelectorsUsages-->
+<!---FUN columnSelectorsUsageSelect-->
 
 ```kotlin
 df.select { age and name }
+```
+
+<!---END-->
+<inline-frame src="./resources/columnSelectorsUsageSelect.html" width="100%" height="500px"></inline-frame>
+
+<!---FUN columnSelectorsUsageFillNaNs-->
+
+```kotlin
 df.fillNaNs { colsAtAnyDepth().colsOf<Double>() }.withZero()
+```
+
+<!---END-->
+<inline-frame src="./resources/columnSelectorsUsageFillNaNs.html" width="100%" height="500px"></inline-frame>
+
+<!---FUN columnSelectorsUsageRemove-->
+
+```kotlin
 df.remove { cols { it.hasNulls() } }
+```
+
+<!---END-->
+<inline-frame src="./resources/columnSelectorsUsageRemove.html" width="100%" height="500px"></inline-frame>
+
+<!---FUN columnSelectorsUsageGroup-->
+
+```kotlin
 df.group { cols { it.data != name } }.into { "nameless" }
+```
+
+<!---END-->
+<inline-frame src="./resources/columnSelectorsUsageGroup.html" width="100%" height="500px"></inline-frame>
+
+<!---FUN columnSelectorsUsageUpdate-->
+
+```kotlin
 df.update { city }.notNull { it.lowercase() }
+```
+
+<!---END-->
+<inline-frame src="./resources/columnSelectorsUsageUpdate.html" width="100%" height="500px"></inline-frame>
+
+<!---FUN columnSelectorsUsageGather-->
+
+```kotlin
 df.gather { colsOf<Number>() }.into("key", "value")
+```
+
+<!---END-->
+<inline-frame src="./resources/columnSelectorsUsageGather.html" width="100%" height="500px"></inline-frame>
+
+<!---FUN columnSelectorsUsageMove-->
+
+```kotlin
 df.move { name.firstName and name.lastName }.after { city }
 ```
 
-<inline-frame src="resources/org.jetbrains.kotlinx.dataframe.samples.api.Access.columnSelectorsUsages.html" width="100%"/>
 <!---END-->
+<inline-frame src="./resources/columnSelectorsUsageMove.html" width="100%" height="500px"></inline-frame>
 
 #### Full DSL Grammar {collapsible="true"}
 
@@ -421,176 +469,486 @@ It's extremely useful when you want to create a new column based on existing col
 
 **Select columns by name:**
 
-<!---FUN columnSelectors-->
+<!---FUN columnSelectorsByColumnNameIt-->
 <tabs>
 <tab title="Properties">
 
 ```kotlin
 // by column name
 df.select { it.name }
+```
+
+</tab>
+<tab title="Strings">
+
+```kotlin
+// by column name
+df.select { it["name"] }
+```
+
+</tab></tabs>
+<!---END-->
+
+same as
+
+<!---FUN columnSelectorsByColumnName-->
+
+```kotlin
+// by column name
 df.select { name }
+```
+
+<!---END-->
+
+<inline-frame src="./resources/columnSelectorsByColumnNameIt_properties.html" width="100%" height="500px"></inline-frame>
+
+<!---FUN columnSelectorsByColumnPath-->
+<tabs>
+<tab title="Properties">
 
+```kotlin
 // by column path
 df.select { name.firstName }
+```
+
+</tab>
+<tab title="Strings">
 
+```kotlin
+// by column path
+df.select { it["name"]["firstName"] } // same as df.select { "name"["firstName"] }
+```
+
+</tab></tabs>
+<!---END-->
+<inline-frame src="./resources/columnSelectorsByColumnPath_properties.html" width="100%" height="500px"></inline-frame>
+
+<!---FUN columnSelectorsWithNewName-->
+<tabs>
+<tab title="Properties">
+
+```kotlin
 // with a new name
 df.select { name named "Full Name" }
+```
+
+</tab>
+<tab title="Strings">
+
+```kotlin
+// with a new name
+df.select { "name" named "Full Name" }
+```
+
+</tab></tabs>
+<!---END-->
+<inline-frame src="./resources/columnSelectorsWithNewName_properties.html" width="100%" height="500px"></inline-frame>
+
+<!---FUN columnSelectorsConverted-->
+<tabs>
+<tab title="Properties">
 
+```kotlin
 // converted
 df.select { name.firstName.map { it.lowercase() } }
+```
 
-// column arithmetics
-df.select { 2021 - age }
+</tab>
+<tab title="Strings">
 
-// two columns
-df.select { name and age }
+```kotlin
+// converted
+df.select { "name"["firstName"]<String>().map { it.lowercase() } }
+```
 
-// range of columns
-df.select { name..age }
+</tab></tabs>
+<!---END-->
+<inline-frame src="./resources/columnSelectorsConverted_properties.html" width="100%" height="500px"></inline-frame>
 
-// all columns of ColumnGroup
-df.select { name.allCols() }
+<!---FUN columnSelectorsArithmetic-->
+<tabs>
+<tab title="Properties">
 
-// traversal of columns at any depth from here excluding ColumnGroups
-df.select { name.colsAtAnyDepth().filter { !it.isColumnGroup() } }
+```kotlin
+// column arithmetics
+df.select { 2021 - age }
 ```
 
 </tab>
 <tab title="Strings">
 
 ```kotlin
-// by column name
-df.select { it["name"] }
+// column arithmetics
+df.select { 2021 - "age"<Int>() }
+```
 
-// by column path
-df.select { it["name"]["firstName"] }
-df.select { "name"["firstName"] }
+</tab></tabs>
+<!---END-->
+<inline-frame src="./resources/columnSelectorsArithmetic_properties.html" width="100%" height="500px"></inline-frame>
 
-// with a new name
-df.select { "name" named "Full Name" }
+<!---FUN columnSelectorsTwoColumns-->
+<tabs>
+<tab title="Properties">
 
-// converted
-df.select { "name"["firstName"]<String>().map { it.uppercase() } }
+```kotlin
+// two columns
+df.select { name and age }
+```
 
-// column arithmetics
-df.select { 2021 - "age"<Int>() }
+</tab>
+<tab title="Strings">
 
+```kotlin
 // two columns
 df.select { "name" and "age" }
+```
 
-// by range of names
+</tab></tabs>
+<!---END-->
+<inline-frame src="./resources/columnSelectorsTwoColumns_properties.html" width="100%" height="500px"></inline-frame>
+
+<!---FUN columnSelectorsColumnRange-->
+<tabs>
+<tab title="Properties">
+
+```kotlin
+// range of columns
+df.select { name..age }
+```
+
+</tab>
+<tab title="Strings">
+
+```kotlin
+// range of columns
 df.select { "name".."age" }
+```
+
+</tab></tabs>
+<!---END-->
+<inline-frame src="./resources/columnSelectorsColumnRange_properties.html" width="100%" height="500px"></inline-frame>
 
+<!---FUN columnSelectorsAllColumnsOfGroup-->
+<tabs>
+<tab title="Properties">
+
+```kotlin
+// all columns of ColumnGroup
+df.select { name.allCols() }
+```
+
+</tab>
+<tab title="Strings">
+
+```kotlin
 // all columns of ColumnGroup
 df.select { "name".allCols() }
+```
+
+</tab></tabs>
+<!---END-->
+<inline-frame src="./resources/columnSelectorsAllColumnsOfGroup_properties.html" width="100%" height="500px"></inline-frame>
+
+<!---FUN columnSelectorsAtAnyDepthFromGroup-->
+<tabs>
+<tab title="Properties">
+
+```kotlin
+// traversal of columns at any depth from here excluding ColumnGroups
+df.select { name.colsAtAnyDepth().filter { !it.isColumnGroup() } }
+```
+
+</tab>
+<tab title="Strings">
 
+```kotlin
 // traversal of columns at any depth from here excluding ColumnGroups
 df.select { "name".colsAtAnyDepth().filter { !it.isColumnGroup() } }
 ```
 
 </tab></tabs>
-<inline-frame src="resources/org.jetbrains.kotlinx.dataframe.samples.api.Access.columnSelectors.html" width="100%"/>
 <!---END-->
+<inline-frame src="./resources/columnSelectorsAtAnyDepthFromGroup_properties.html" width="100%" height="500px"></inline-frame>
 
 **Select columns by column index:**
 
-<!---FUN columnsSelectorByIndices-->
+<!---FUN columnsSelectorByIndex-->
 
 ```kotlin
 // by index
 df.select { col(2) }
+```
+
+<!---END-->
+<inline-frame src="./resources/columnsSelectorByIndex.html" width="100%" height="500px"></inline-frame>
+
+<!---FUN columnsSelectorBySeveralIndices-->
 
+```kotlin
 // by several indices
 df.select { cols(0, 1, 3) }
+```
+
+<!---END-->
+<inline-frame src="./resources/columnsSelectorBySeveralIndices.html" width="100%" height="500px"></inline-frame>
+
+<!---FUN columnsSelectorByIndexRange-->
 
+```kotlin
 // by range of indices
 df.select { cols(1..4) }
 ```
 
-<inline-frame src="resources/org.jetbrains.kotlinx.dataframe.samples.api.Access.columnsSelectorByIndices.html" width="100%"/>
 <!---END-->
+<inline-frame src="./resources/columnsSelectorByIndexRange.html" width="100%" height="500px"></inline-frame>
 
 **Other column selectors:**
 
-<!---FUN columnSelectorsMisc-->
+<!---FUN columnSelectorsByCondition-->
 
 ```kotlin
 // by condition
 df.select { cols { it.name().startsWith("year") } }
+```
+
+<!---END-->
+
+same as
+
+<!---FUN columnSelectorsByName-->
+
+```kotlin
+// by condition
 df.select { nameStartsWith("year") }
+```
+
+<!---END-->
+
+<inline-frame src="./resources/columnSelectorsByCondition.html" width="100%" height="500px"></inline-frame>
 
+<!---FUN columnSelectorsByType-->
+
+```kotlin
 // by type
-df.select { colsOf<String>() }
+df.select { colsOf<Int?>() }
+```
+
+<!---END-->
+<inline-frame src="./resources/columnSelectorsByType.html" width="100%" height="500px"></inline-frame>
 
+<!---FUN columnSelectorsByTypeWithCondition-->
+
+```kotlin
 // by type with condition
-df.select { colsOf<String?> { it.countDistinct() > 5 } }
+df.select { colsOf<Int?> { it.hasNulls() } }
+```
+
+<!---END-->
+<inline-frame src="./resources/columnSelectorsByTypeWithCondition.html" width="100%" height="500px"></inline-frame>
 
+<!---FUN columnSelectorsAllTopLevel-->
+
+```kotlin
 // all top-level columns
 df.select { all() }
+```
+
+<!---END-->
+<inline-frame src="./resources/columnSelectorsAllTopLevel.html" width="100%" height="500px"></inline-frame>
 
-// first/last n columns
+<!---FUN columnSelectorsTake-->
+
+```kotlin
+// first n columns
 df.select { take(2) }
+```
+
+<!---END-->
+<inline-frame src="./resources/columnSelectorsTake.html" width="100%" height="500px"></inline-frame>
+
+<!---FUN columnSelectorsTakeLast-->
+
+```kotlin
+// last n columns
 df.select { takeLast(2) }
+```
 
-// all except first/last n columns
+<!---END-->
+<inline-frame src="./resources/columnSelectorsTakeLast.html" width="100%" height="500px"></inline-frame>
+
+<!---FUN columnSelectorsDrop-->
+
+```kotlin
+// all except first n columns
 df.select { drop(2) }
+```
+
+<!---END-->
+<inline-frame src="./resources/columnSelectorsDrop.html" width="100%" height="500px"></inline-frame>
+
+<!---FUN columnSelectorsDropLast-->
+
+```kotlin
+// all except last n columns
 df.select { dropLast(2) }
+```
+
+<!---END-->
+<inline-frame src="./resources/columnSelectorsDropLast.html" width="100%" height="500px"></inline-frame>
 
+<!---FUN columnSelectorsFirst-->
+
+```kotlin
 // find the first column satisfying the condition
 df.select { first { it.name.startsWith("year") } }
+```
+
+<!---END-->
+<inline-frame src="./resources/columnSelectorsFirst.html" width="100%" height="500px"></inline-frame>
 
+<!---FUN columnSelectorsLastInGroup-->
+
+```kotlin
 // find the last column inside a column group satisfying the condition
 df.select {
     colGroup("name").lastCol { it.name().endsWith("Name") }
 }
+```
+
+<!---END-->
+<inline-frame src="./resources/columnSelectorsLastInGroup.html" width="100%" height="500px"></inline-frame>
 
+<!---FUN columnSelectorsAtAnyDepthExcludingGroups-->
+
+```kotlin
 // traversal of columns at any depth from here excluding ColumnGroups
 df.select { colsAtAnyDepth().filter { !it.isColumnGroup() } }
+```
+
+<!---END-->
+<inline-frame src="./resources/columnSelectorsAtAnyDepthExcludingGroups.html" width="100%" height="500px"></inline-frame>
 
+<!---FUN columnSelectorsAtAnyDepthIncludingGroups-->
+
+```kotlin
 // traversal of columns at any depth from here including ColumnGroups
 df.select { colsAtAnyDepth() }
+```
+
+<!---END-->
+<inline-frame src="./resources/columnSelectorsAtAnyDepthIncludingGroups.html" width="100%" height="500px"></inline-frame>
 
+<!---FUN columnSelectorsAtAnyDepthWithCondition-->
+
+```kotlin
 // traversal of columns at any depth with condition
-df.select { colsAtAnyDepth().filter { it.name().contains(":") } }
+df.select { colsAtAnyDepth().filter { it.name().contains("y") } }
+```
+
+<!---END-->
+<inline-frame src="./resources/columnSelectorsAtAnyDepthWithCondition.html" width="100%" height="500px"></inline-frame>
 
+<!---FUN columnSelectorsAtAnyDepthByType-->
+
+```kotlin
 // traversal of columns at any depth to find columns of given type
 df.select { colsAtAnyDepth().colsOf<String>() }
+```
+
+<!---END-->
+<inline-frame src="./resources/columnSelectorsAtAnyDepthByType.html" width="100%" height="500px"></inline-frame>
 
+<!---FUN columnSelectorsAllExcept-->
+
+```kotlin
 // all columns except given column set
 df.select { allExcept { colsOf<String>() } }
+```
+
+<!---END-->
+<inline-frame src="./resources/columnSelectorsAllExcept.html" width="100%" height="500px"></inline-frame>
 
+<!---FUN columnSelectorsUnion-->
+
+```kotlin
 // union of column sets
 df.select { take(2) and col(3) }
 ```
 
-<inline-frame src="resources/org.jetbrains.kotlinx.dataframe.samples.api.Access.columnSelectorsMisc.html" width="100%"/>
 <!---END-->
+<inline-frame src="./resources/columnSelectorsUnion.html" width="100%" height="500px"></inline-frame>
 
 **Modify the set of selected columns:**
 
-<!---FUN columnSelectorsModifySet-->
+<!---FUN columnSelectorsModifyTake-->
 
 ```kotlin
-// first/last n value- and frame columns in column set
+// first n value- and frame columns in column set
 df.select { colsAtAnyDepth().filter { !it.isColumnGroup() }.take(3) }
+```
+
+<!---END-->
+<inline-frame src="./resources/columnSelectorsModifyTake.html" width="100%" height="500px"></inline-frame>
+
+<!---FUN columnSelectorsModifyTakeLast-->
+
+```kotlin
+// last n value- and frame columns in column set
 df.select { colsAtAnyDepth().filter { !it.isColumnGroup() }.takeLast(3) }
+```
+
+<!---END-->
+<inline-frame src="./resources/columnSelectorsModifyTakeLast.html" width="100%" height="500px"></inline-frame>
+
+<!---FUN columnSelectorsModifyDrop-->
 
-// all except first/last n value- and frame columns in column set
+```kotlin
+// all except first n value- and frame columns in column set
 df.select { colsAtAnyDepth().filter { !it.isColumnGroup() }.drop(3) }
+```
+
+<!---END-->
+<inline-frame src="./resources/columnSelectorsModifyDrop.html" width="100%" height="500px"></inline-frame>
+
+<!---FUN columnSelectorsModifyDropLast-->
+
+```kotlin
+// all except last n value- and frame columns in column set
 df.select { colsAtAnyDepth().filter { !it.isColumnGroup() }.dropLast(3) }
+```
+
+<!---END-->
+<inline-frame src="./resources/columnSelectorsModifyDropLast.html" width="100%" height="500px"></inline-frame>
 
+<!---FUN columnSelectorsModifyFilter-->
+
+```kotlin
 // filter column set by condition
-df.select { colsAtAnyDepth().filter { !it.isColumnGroup() && it.name().startsWith("year") } }
+df.select { colsAtAnyDepth().filter { !it.isColumnGroup() && it.name().startsWith("age") } }
+```
+
+<!---END-->
+<inline-frame src="./resources/columnSelectorsModifyFilter.html" width="100%" height="500px"></inline-frame>
 
+<!---FUN columnSelectorsModifyExcept-->
+
+```kotlin
 // exclude columns from column set
 df.select { colsAtAnyDepth().filter { !it.isColumnGroup() }.except { age } }
+```
+
+<!---END-->
+<inline-frame src="./resources/columnSelectorsModifyExcept.html" width="100%" height="500px"></inline-frame>
 
+<!---FUN columnSelectorsModifyDistinct-->
+
+```kotlin
 // keep only unique columns
 df.select { (colsOf<Int>() and age).distinct() }
 ```
 
-<inline-frame src="resources/org.jetbrains.kotlinx.dataframe.samples.api.Access.columnSelectorsModifySet.html" width="100%"/>
 <!---END-->
+<inline-frame src="./resources/columnSelectorsModifyDistinct.html" width="100%" height="500px"></inline-frame>
 
 ### Column Resolvers
 
@@ -613,5 +971,3 @@ df.group { colsAtAnyDepth().colsOf<String>() }
 .into { it.path.dropLast(2) }
 ```
 - **`ColumnSet`** — resolves to an ordered list of [`DataColumn`s](DataColumn.md).
-
-
diff --git a/docs/StardustDocs/topics/_shadow_resources.md b/docs/StardustDocs/topics/_shadow_resources.md
index 08f1ae858a..6f81d66fbc 100644
--- a/docs/StardustDocs/topics/_shadow_resources.md
+++ b/docs/StardustDocs/topics/_shadow_resources.md
@@ -8,6 +8,53 @@
 <resource src="notebook_test_chunked_3.html"></resource>
 <resource src="notebook_test_associate_1.html"></resource>
 <resource src="notebook_test_associateBy_1.html"></resource>
+<resource src="columnSelectorsAllColumnsOfGroup_properties.html"></resource>
+<resource src="columnSelectorsAllExcept.html"></resource>
+<resource src="columnSelectorsAllTopLevel.html"></resource>
+<resource src="columnSelectorsArithmetic_properties.html"></resource>
+<resource src="columnSelectorsAtAnyDepthByType.html"></resource>
+<resource src="columnSelectorsAtAnyDepthExcludingGroups.html"></resource>
+<resource src="columnSelectorsAtAnyDepthFromGroup_properties.html"></resource>
+<resource src="columnSelectorsAtAnyDepthIncludingGroups.html"></resource>
+<resource src="columnSelectorsAtAnyDepthWithCondition.html"></resource>
+<resource src="columnSelectorsByColumnNameIt_properties.html"></resource>
+<resource src="columnSelectorsByColumnName.html"></resource>
+<resource src="columnSelectorsByColumnPath_properties.html"></resource>
+<resource src="columnSelectorsByCondition.html"></resource>
+<resource src="columnSelectorsByType.html"></resource>
+<resource src="columnSelectorsByTypeWithCondition.html"></resource>
+<resource src="columnSelectorsColumnRange_properties.html"></resource>
+<resource src="columnSelectorsConverted_properties.html"></resource>
+<resource src="columnSelectorsDrop.html"></resource>
+<resource src="columnSelectorsDropLast.html"></resource>
+<resource src="columnSelectorsFirst.html"></resource>
+<resource src="columnSelectorsLastInGroup.html"></resource>
+<resource src="columnSelectorsModifyDistinct.html"></resource>
+<resource src="columnSelectorsModifyDrop.html"></resource>
+<resource src="columnSelectorsModifyDropLast.html"></resource>
+<resource src="columnSelectorsModifyExcept.html"></resource>
+<resource src="columnSelectorsModifyFilter.html"></resource>
+<resource src="columnSelectorsModifyTake.html"></resource>
+<resource src="columnSelectorsModifyTakeLast.html"></resource>
+<resource src="columnSelectorsTake.html"></resource>
+<resource src="columnSelectorsTakeLast.html"></resource>
+<resource src="columnSelectorsTwoColumns_properties.html"></resource>
+<resource src="columnSelectorsUnion.html"></resource>
+<resource src="columnSelectorsUsageFillNaNs.html"></resource>
+<resource src="columnSelectorsUsageGather.html"></resource>
+<resource src="columnSelectorsUsageGroup.html"></resource>
+<resource src="columnSelectorsUsageMove.html"></resource>
+<resource src="columnSelectorsUsageRemove.html"></resource>
+<resource src="columnSelectorsUsageSelect.html"></resource>
+<resource src="columnSelectorsUsageUpdate.html"></resource>
+<resource src="columnSelectorsWithNewName_properties.html"></resource>
+<resource src="columnsSelectorByIndex.html"></resource>
+<resource src="columnsSelectorByIndexRange.html"></resource>
+<resource src="columnsSelectorBySeveralIndices.html"></resource>
+<resource src="countDf.html"></resource>
+<resource src="countGroupBy_properties.html"></resource>
+<resource src="countPivotGroupBy_properties.html"></resource>
+<resource src="countPivot_properties.html"></resource>
 <resource src="countDistinctColumnsCustomNameOnGroupBy_properties.html"></resource>
 <resource src="countDistinctColumnsDf.html"></resource>
 <resource src="countDistinctColumnsGroupBy.html"></resource>
@@ -27,6 +74,10 @@
 <resource src="pivotWithExpression_properties.html"></resource>
 <resource src="updateWithCondition_properties.html"></resource>
 <resource src="updateWithExpression_properties.html"></resource>
+<resource src="fillNA.html"></resource>
+<resource src="fillNaNs.html"></resource>
+<resource src="fillNulls.html"></resource>
+<resource src="firstOnColumnDf.html"></resource>
 <resource src="formatHeader.html"></resource>
 <resource src="notebook_test_generate_docs_1.html"></resource>
 <resource src="addOnGroupBy_properties.html"></resource>
@@ -96,6 +147,7 @@
 <resource src="notebook_test_join_5.html"></resource>
 <resource src="notebook_test_join_6.html"></resource>
 <resource src="notebook_test_join_8.html"></resource>
+<resource src="noneDf.html"></resource>
 <resource src="dfParse.html"></resource>
 <resource src="dfParseWithOptions.html"></resource>
 <resource src="globalParserOptionsAddDateTimeFormatJava.html"></resource>
@@ -215,6 +267,8 @@
 <resource src="notebook_test_quickstart_8.html"></resource>
 <resource src="usingResult.html"></resource>
 <resource src="jetbrains_repositories.csv"></resource>
+<resource src="filterColumn_properties.html"></resource>
+<resource src="filter_properties.html"></resource>
 <resource src="formatExampleNumbers.html"></resource>
 <resource src="formatExample_properties.html"></resource>
 <resource src="formatExample_strings.html"></resource>
@@ -227,11 +281,6 @@
 <resource src="org.jetbrains.kotlinx.dataframe.documentation.UnifyingNumbers.Graph.html"></resource>
 <resource src="extensionPropertiesApi1.html"></resource>
 <resource src="org.jetbrains.kotlinx.dataframe.samples.api.Access.byRow.html"></resource>
-<resource src="org.jetbrains.kotlinx.dataframe.samples.api.Access.columnSelectors.html"></resource>
-<resource src="org.jetbrains.kotlinx.dataframe.samples.api.Access.columnSelectorsMisc.html"></resource>
-<resource src="org.jetbrains.kotlinx.dataframe.samples.api.Access.columnSelectorsModifySet.html"></resource>
-<resource src="org.jetbrains.kotlinx.dataframe.samples.api.Access.columnSelectorsUsages.html"></resource>
-<resource src="org.jetbrains.kotlinx.dataframe.samples.api.Access.columnsSelectorByIndices.html"></resource>
 <resource src="org.jetbrains.kotlinx.dataframe.samples.api.Access.distinct.html"></resource>
 <resource src="org.jetbrains.kotlinx.dataframe.samples.api.Access.distinctBy.html"></resource>
 <resource src="org.jetbrains.kotlinx.dataframe.samples.api.Access.distinctColumns.html"></resource>
@@ -242,7 +291,6 @@
 <resource src="org.jetbrains.kotlinx.dataframe.samples.api.Access.dropNulls.html"></resource>
 <resource src="org.jetbrains.kotlinx.dataframe.samples.api.Access.dropWhere.html"></resource>
 <resource src="org.jetbrains.kotlinx.dataframe.samples.api.Access.dropWhile.html"></resource>
-<resource src="org.jetbrains.kotlinx.dataframe.samples.api.Access.filter.html"></resource>
 <resource src="org.jetbrains.kotlinx.dataframe.samples.api.Access.getColumnsByName.html"></resource>
 <resource src="org.jetbrains.kotlinx.dataframe.samples.api.Access.getRowByCondition.html"></resource>
 <resource src="org.jetbrains.kotlinx.dataframe.samples.api.Access.getRowByIndex.html"></resource>
@@ -254,7 +302,6 @@
 <resource src="org.jetbrains.kotlinx.dataframe.samples.api.Access.takeWhile.html"></resource>
 <resource src="org.jetbrains.kotlinx.dataframe.samples.api.Access.xs.html"></resource>
 <resource src="org.jetbrains.kotlinx.dataframe.samples.api.Analyze.columnsFor.html"></resource>
-<resource src="org.jetbrains.kotlinx.dataframe.samples.api.Analyze.countAggregation.html"></resource>
 <resource src="org.jetbrains.kotlinx.dataframe.samples.api.Analyze.describe.html"></resource>
 <resource src="org.jetbrains.kotlinx.dataframe.samples.api.Analyze.describeColumns.html"></resource>
 <resource src="org.jetbrains.kotlinx.dataframe.samples.api.Analyze.head.html"></resource>
@@ -306,9 +353,6 @@
 <resource src="org.jetbrains.kotlinx.dataframe.samples.api.Modify.convertTo.html"></resource>
 <resource src="org.jetbrains.kotlinx.dataframe.samples.api.Modify.convertToEnum.html"></resource>
 <resource src="org.jetbrains.kotlinx.dataframe.samples.api.Modify.convertToValueClass.html"></resource>
-<resource src="org.jetbrains.kotlinx.dataframe.samples.api.Modify.fillNA.html"></resource>
-<resource src="org.jetbrains.kotlinx.dataframe.samples.api.Modify.fillNaNs.html"></resource>
-<resource src="org.jetbrains.kotlinx.dataframe.samples.api.Modify.fillNulls.html"></resource>
 <resource src="org.jetbrains.kotlinx.dataframe.samples.api.Modify.flatten.html"></resource>
 <resource src="org.jetbrains.kotlinx.dataframe.samples.api.Modify.flattenAll.html"></resource>
 <resource src="org.jetbrains.kotlinx.dataframe.samples.api.Modify.gather.html"></resource>
@@ -332,7 +376,6 @@
 <resource src="org.jetbrains.kotlinx.dataframe.samples.api.Modify.reorderInGroup.html"></resource>
 <resource src="org.jetbrains.kotlinx.dataframe.samples.api.Modify.replace.html"></resource>
 <resource src="org.jetbrains.kotlinx.dataframe.samples.api.Modify.reverse.html"></resource>
-<resource src="org.jetbrains.kotlinx.dataframe.samples.api.Modify.shuffle.html"></resource>
 <resource src="org.jetbrains.kotlinx.dataframe.samples.api.Modify.sortBy.html"></resource>
 <resource src="org.jetbrains.kotlinx.dataframe.samples.api.Modify.sortByDesc.html"></resource>
 <resource src="org.jetbrains.kotlinx.dataframe.samples.api.Modify.sortWith.html"></resource>
@@ -348,11 +391,3 @@
 <resource src="org.jetbrains.kotlinx.dataframe.samples.api.Modify.updatePerRowCol.html"></resource>
 <resource src="org.jetbrains.kotlinx.dataframe.samples.api.Modify.updateWith.html"></resource>
 <resource src="org.jetbrains.kotlinx.dataframe.samples.api.Modify.updateWithConst.html"></resource>
-<resource src="filter_properties.html"></resource>
-<resource src="filterColumn_properties.html"></resource>
-<resource src="noneDf.html"></resource>
-<resource src="firstOnColumnDf.html"></resource>
-<resource src="countDf.html"></resource>
-<resource src="countGroupBy_properties.html"></resource>
-<resource src="countPivot_properties.html"></resource>
-<resource src="countPivotGroupBy_properties.html"></resource>
diff --git a/docs/StardustDocs/topics/fill.md b/docs/StardustDocs/topics/fill.md
index 6055f7d8f1..a4c2103492 100644
--- a/docs/StardustDocs/topics/fill.md
+++ b/docs/StardustDocs/topics/fill.md
@@ -1,6 +1,6 @@
 [//]: # (title: fill)
 
-<!---IMPORT org.jetbrains.kotlinx.dataframe.samples.api.Modify-->
+<!---IMPORT org.jetbrains.kotlinx.dataframe.samples.api.FillSamples-->
 
 Replace missing values.
 
@@ -16,12 +16,20 @@ See [column selectors](ColumnSelectors.md) for how to select the columns for thi
 
 ```kotlin
 df.fillNulls { colsOf<Int?>() }.with { -1 }
-// same as
+```
+
+<!---END-->
+
+same as
+
+<!---FUN fillNullsAsUpdate-->
+
+```kotlin
 df.update { colsOf<Int?>() }.where { it == null }.with { -1 }
 ```
 
-<inline-frame src="resources/org.jetbrains.kotlinx.dataframe.samples.api.Modify.fillNulls.html" width="100%"/>
 <!---END-->
+<inline-frame src="./resources/fillNulls.html" width="100%" height="500px"></inline-frame>
 
 ## fillNaNs
 
@@ -35,8 +43,8 @@ See [column selectors](ColumnSelectors.md) for how to select the columns for thi
 df.fillNaNs { colsOf<Double>() }.withZero()
 ```
 
-<inline-frame src="resources/org.jetbrains.kotlinx.dataframe.samples.api.Modify.fillNaNs.html" width="100%"/>
 <!---END-->
+<inline-frame src="./resources/fillNaNs.html" width="100%" height="500px"></inline-frame>
 
 ## fillNA
 
@@ -50,5 +58,5 @@ See [column selectors](ColumnSelectors.md) for how to select the columns for thi
 df.fillNA { weight }.with { -1 }
 ```
 
-<inline-frame src="resources/org.jetbrains.kotlinx.dataframe.samples.api.Modify.fillNA.html" width="100%"/>
 <!---END-->
+<inline-frame src="./resources/fillNA.html" width="100%" height="500px"></inline-frame>
diff --git a/samples/build.gradle.kts b/samples/build.gradle.kts
index 200716beb8..4919cf3a46 100644
--- a/samples/build.gradle.kts
+++ b/samples/build.gradle.kts
@@ -114,9 +114,11 @@ korro {
                 include("readSqlDatabases.md")
                 include("info/*.md")
                 include("columnArithmetics.md")
+                include("ColumnSelectors.md")
                 include("groupBy.md")
                 include("pivot.md")
                 include("countDistinct.md")
+                include("fill.md")
                 include("filter.md")
                 include("count.md")
                 include("valueCounts.md")
diff --git a/samples/src/test/kotlin/org/jetbrains/kotlinx/dataframe/samples/api/ColumnSelectorsSamples.kt b/samples/src/test/kotlin/org/jetbrains/kotlinx/dataframe/samples/api/ColumnSelectorsSamples.kt
new file mode 100644
index 0000000000..37e8728e82
--- /dev/null
+++ b/samples/src/test/kotlin/org/jetbrains/kotlinx/dataframe/samples/api/ColumnSelectorsSamples.kt
@@ -0,0 +1,510 @@
+package org.jetbrains.kotlinx.dataframe.samples.api
+
+import org.jetbrains.kotlinx.dataframe.api.add
+import org.jetbrains.kotlinx.dataframe.api.after
+import org.jetbrains.kotlinx.dataframe.api.colsOf
+import org.jetbrains.kotlinx.dataframe.api.distinct
+import org.jetbrains.kotlinx.dataframe.api.drop
+import org.jetbrains.kotlinx.dataframe.api.dropLast
+import org.jetbrains.kotlinx.dataframe.api.fillNaNs
+import org.jetbrains.kotlinx.dataframe.api.first
+import org.jetbrains.kotlinx.dataframe.api.gather
+import org.jetbrains.kotlinx.dataframe.api.group
+import org.jetbrains.kotlinx.dataframe.api.into
+import org.jetbrains.kotlinx.dataframe.api.isColumnGroup
+import org.jetbrains.kotlinx.dataframe.api.map
+import org.jetbrains.kotlinx.dataframe.api.minus
+import org.jetbrains.kotlinx.dataframe.api.move
+import org.jetbrains.kotlinx.dataframe.api.notNull
+import org.jetbrains.kotlinx.dataframe.api.remove
+import org.jetbrains.kotlinx.dataframe.api.select
+import org.jetbrains.kotlinx.dataframe.api.take
+import org.jetbrains.kotlinx.dataframe.api.takeLast
+import org.jetbrains.kotlinx.dataframe.api.update
+import org.jetbrains.kotlinx.dataframe.api.withZero
+import org.jetbrains.kotlinx.dataframe.get
+import org.jetbrains.kotlinx.dataframe.samples.DataFrameSampleHelper
+import org.junit.Test
+
+class ColumnSelectorsSamples : DataFrameSampleHelper("columnSelectors", "api") {
+    val df = peopleDf
+
+    @Test
+    fun columnSelectorsUsageSelect() {
+        // SampleStart
+        df.select { age and name }
+            // SampleEnd
+            .saveDfHtmlSample()
+    }
+
+    @Test
+    fun columnSelectorsUsageFillNaNs() {
+        // SampleStart
+        df.fillNaNs { colsAtAnyDepth().colsOf<Double>() }.withZero()
+            // SampleEnd
+            .saveDfHtmlSample()
+    }
+
+    @Test
+    fun columnSelectorsUsageRemove() {
+        // SampleStart
+        df.remove { cols { it.hasNulls() } }
+            // SampleEnd
+            .saveDfHtmlSample()
+    }
+
+    @Test
+    fun columnSelectorsUsageGroup() {
+        // SampleStart
+        df.group { cols { it.data != name } }.into { "nameless" }
+            // SampleEnd
+            .saveDfHtmlSample()
+    }
+
+    @Test
+    fun columnSelectorsUsageUpdate() {
+        // SampleStart
+        df.update { city }.notNull { it.lowercase() }
+            // SampleEnd
+            .saveDfHtmlSample()
+    }
+
+    @Test
+    fun columnSelectorsUsageGather() {
+        // SampleStart
+        df.gather { colsOf<Number>() }.into("key", "value")
+            // SampleEnd
+            .saveDfHtmlSample()
+    }
+
+    @Test
+    fun columnSelectorsUsageMove() {
+        // SampleStart
+        df.move { name.firstName and name.lastName }.after { city }
+            // SampleEnd
+            .saveDfHtmlSample()
+    }
+
+    @Test
+    fun columnSelectorsByColumnNameIt_properties() {
+        // SampleStart
+        // by column name
+        df.select { it.name }
+            // SampleEnd
+            .saveDfHtmlSample()
+    }
+
+    @Test
+    fun columnSelectorsByColumnNameIt_strings() {
+        // SampleStart
+        // by column name
+        df.select { it["name"] }
+        // SampleEnd
+    }
+
+    @Test
+    fun columnSelectorsByColumnName() {
+        // SampleStart
+        // by column name
+        df.select { name }
+            // SampleEnd
+            .saveDfHtmlSample()
+    }
+
+    @Test
+    fun columnSelectorsByColumnPath_properties() {
+        // SampleStart
+        // by column path
+        df.select { name.firstName }
+            // SampleEnd
+            .saveDfHtmlSample()
+    }
+
+    @Test
+    fun columnSelectorsByColumnPath_strings() {
+        // SampleStart
+        // by column path
+        df.select { it["name"]["firstName"] } // same as df.select { "name"["firstName"] }
+        // SampleEnd
+    }
+
+    @Test
+    fun columnSelectorsWithNewName_properties() {
+        // SampleStart
+        // with a new name
+        df.select { name named "Full Name" }
+            // SampleEnd
+            .saveDfHtmlSample()
+    }
+
+    @Test
+    fun columnSelectorsWithNewName_strings() {
+        // SampleStart
+        // with a new name
+        df.select { "name" named "Full Name" }
+        // SampleEnd
+    }
+
+    @Test
+    fun columnSelectorsConverted_properties() {
+        // SampleStart
+        // converted
+        df.select { name.firstName.map { it.lowercase() } }
+            // SampleEnd
+            .saveDfHtmlSample()
+    }
+
+    @Test
+    fun columnSelectorsConverted_strings() {
+        // SampleStart
+        // converted
+        df.select { "name"["firstName"]<String>().map { it.lowercase() } }
+        // SampleEnd
+    }
+
+    @Test
+    fun columnSelectorsArithmetic_properties() {
+        // SampleStart
+        // column arithmetics
+        df.select { 2021 - age }
+            // SampleEnd
+            .saveDfHtmlSample()
+    }
+
+    @Test
+    fun columnSelectorsArithmetic_strings() {
+        // SampleStart
+        // column arithmetics
+        df.select { 2021 - "age"<Int>() }
+        // SampleEnd
+    }
+
+    @Test
+    fun columnSelectorsTwoColumns_properties() {
+        // SampleStart
+        // two columns
+        df.select { name and age }
+            // SampleEnd
+            .saveDfHtmlSample()
+    }
+
+    @Test
+    fun columnSelectorsTwoColumns_strings() {
+        // SampleStart
+        // two columns
+        df.select { "name" and "age" }
+        // SampleEnd
+    }
+
+    @Test
+    fun columnSelectorsColumnRange_properties() {
+        // SampleStart
+        // range of columns
+        df.select { name..age }
+            // SampleEnd
+            .saveDfHtmlSample()
+    }
+
+    @Test
+    fun columnSelectorsColumnRange_strings() {
+        // SampleStart
+        // range of columns
+        df.select { "name".."age" }
+        // SampleEnd
+    }
+
+    @Test
+    fun columnSelectorsAllColumnsOfGroup_properties() {
+        // SampleStart
+        // all columns of ColumnGroup
+        df.select { name.allCols() }
+            // SampleEnd
+            .saveDfHtmlSample()
+    }
+
+    @Test
+    fun columnSelectorsAllColumnsOfGroup_strings() {
+        // SampleStart
+        // all columns of ColumnGroup
+        df.select { "name".allCols() }
+        // SampleEnd
+    }
+
+    @Test
+    fun columnSelectorsAtAnyDepthFromGroup_properties() {
+        // SampleStart
+        // traversal of columns at any depth from here excluding ColumnGroups
+        df.select { name.colsAtAnyDepth().filter { !it.isColumnGroup() } }
+            // SampleEnd
+            .saveDfHtmlSample()
+    }
+
+    @Test
+    fun columnSelectorsAtAnyDepthFromGroup_strings() {
+        // SampleStart
+        // traversal of columns at any depth from here excluding ColumnGroups
+        df.select { "name".colsAtAnyDepth().filter { !it.isColumnGroup() } }
+        // SampleEnd
+    }
+
+    @Test
+    fun columnsSelectorByIndex() {
+        // SampleStart
+        // by index
+        df.select { col(2) }
+            // SampleEnd
+            .saveDfHtmlSample()
+    }
+
+    @Test
+    fun columnsSelectorBySeveralIndices() {
+        // SampleStart
+        // by several indices
+        df.select { cols(0, 1, 3) }
+            // SampleEnd
+            .saveDfHtmlSample()
+    }
+
+    @Test
+    fun columnsSelectorByIndexRange() {
+        // SampleStart
+        // by range of indices
+        df.select { cols(1..4) }
+            // SampleEnd
+            .saveDfHtmlSample()
+    }
+
+    @Test
+    fun columnSelectorsByCondition() {
+        val df = df.add { "year" from { 0 } }
+        // SampleStart
+        // by condition
+        df.select { cols { it.name().startsWith("year") } }
+            // SampleEnd
+            .saveDfHtmlSample()
+    }
+
+    @Test
+    fun columnSelectorsByName() {
+        val df = df.add { "year" from { 0 } }
+        // SampleStart
+        // by condition
+        df.select { nameStartsWith("year") }
+            // SampleEnd
+    }
+
+    @Test
+    fun columnSelectorsByType() {
+        val df = df.add { "year" from { 0 } }
+        // SampleStart
+        // by type
+        df.select { colsOf<Int?>() }
+            // SampleEnd
+            .saveDfHtmlSample()
+    }
+
+    @Test
+    fun columnSelectorsByTypeWithCondition() {
+        val df = df.add { "year" from { 0 } }
+        // SampleStart
+        // by type with condition
+        df.select { colsOf<Int?> { it.hasNulls() } }
+            // SampleEnd
+            .saveDfHtmlSample()
+    }
+
+    @Test
+    fun columnSelectorsAllTopLevel() {
+        val df = df.add { "year" from { 0 } }
+        // SampleStart
+        // all top-level columns
+        df.select { all() }
+            // SampleEnd
+            .saveDfHtmlSample()
+    }
+
+    @Test
+    fun columnSelectorsTake() {
+        val df = df.add { "year" from { 0 } }
+        // SampleStart
+        // first n columns
+        df.select { take(2) }
+            // SampleEnd
+            .saveDfHtmlSample()
+    }
+
+    @Test
+    fun columnSelectorsTakeLast() {
+        val df = df.add { "year" from { 0 } }
+        // SampleStart
+        // last n columns
+        df.select { takeLast(2) }
+            // SampleEnd
+            .saveDfHtmlSample()
+    }
+
+    @Test
+    fun columnSelectorsDrop() {
+        val df = df.add { "year" from { 0 } }
+        // SampleStart
+        // all except first n columns
+        df.select { drop(2) }
+            // SampleEnd
+            .saveDfHtmlSample()
+    }
+
+    @Test
+    fun columnSelectorsDropLast() {
+        val df = df.add { "year" from { 0 } }
+        // SampleStart
+        // all except last n columns
+        df.select { dropLast(2) }
+            // SampleEnd
+            .saveDfHtmlSample()
+    }
+
+    @Test
+    fun columnSelectorsFirst() {
+        val df = df.add { "year" from { 0 } }
+        // SampleStart
+        // find the first column satisfying the condition
+        df.select { first { it.name.startsWith("year") } }
+            // SampleEnd
+            .saveDfHtmlSample()
+    }
+
+    @Test
+    fun columnSelectorsLastInGroup() {
+        val df = df.add { "year" from { 0 } }
+        // SampleStart
+        // find the last column inside a column group satisfying the condition
+        df.select {
+            colGroup("name").lastCol { it.name().endsWith("Name") }
+        }
+            // SampleEnd
+            .saveDfHtmlSample()
+    }
+
+    @Test
+    fun columnSelectorsAtAnyDepthExcludingGroups() {
+        val df = df.add { "year" from { 0 } }
+        // SampleStart
+        // traversal of columns at any depth from here excluding ColumnGroups
+        df.select { colsAtAnyDepth().filter { !it.isColumnGroup() } }
+            // SampleEnd
+            .saveDfHtmlSample()
+    }
+
+    @Test
+    fun columnSelectorsAtAnyDepthIncludingGroups() {
+        val df = df.add { "year" from { 0 } }
+        // SampleStart
+        // traversal of columns at any depth from here including ColumnGroups
+        df.select { colsAtAnyDepth() }
+            // SampleEnd
+            .saveDfHtmlSample()
+    }
+
+    @Test
+    fun columnSelectorsAtAnyDepthWithCondition() {
+        val df = df.add { "year" from { 0 } }
+        // SampleStart
+        // traversal of columns at any depth with condition
+        df.select { colsAtAnyDepth().filter { it.name().contains("y") } }
+            // SampleEnd
+            .saveDfHtmlSample()
+    }
+
+    @Test
+    fun columnSelectorsAtAnyDepthByType() {
+        val df = df.add { "year" from { 0 } }
+        // SampleStart
+        // traversal of columns at any depth to find columns of given type
+        df.select { colsAtAnyDepth().colsOf<String>() }
+            // SampleEnd
+            .saveDfHtmlSample()
+    }
+
+    @Test
+    fun columnSelectorsAllExcept() {
+        val df = df.add { "year" from { 0 } }
+        // SampleStart
+        // all columns except given column set
+        df.select { allExcept { colsOf<String>() } }
+            // SampleEnd
+            .saveDfHtmlSample()
+    }
+
+    @Test
+    fun columnSelectorsUnion() {
+        val df = df.add { "year" from { 0 } }
+        // SampleStart
+        // union of column sets
+        df.select { take(2) and col(3) }
+            // SampleEnd
+            .saveDfHtmlSample()
+    }
+
+    @Test
+    fun columnSelectorsModifyTake() {
+        // SampleStart
+        // first n value- and frame columns in column set
+        df.select { colsAtAnyDepth().filter { !it.isColumnGroup() }.take(3) }
+            // SampleEnd
+            .saveDfHtmlSample()
+    }
+
+    @Test
+    fun columnSelectorsModifyTakeLast() {
+        // SampleStart
+        // last n value- and frame columns in column set
+        df.select { colsAtAnyDepth().filter { !it.isColumnGroup() }.takeLast(3) }
+            // SampleEnd
+            .saveDfHtmlSample()
+    }
+
+    @Test
+    fun columnSelectorsModifyDrop() {
+        // SampleStart
+        // all except first n value- and frame columns in column set
+        df.select { colsAtAnyDepth().filter { !it.isColumnGroup() }.drop(3) }
+            // SampleEnd
+            .saveDfHtmlSample()
+    }
+
+    @Test
+    fun columnSelectorsModifyDropLast() {
+        // SampleStart
+        // all except last n value- and frame columns in column set
+        df.select { colsAtAnyDepth().filter { !it.isColumnGroup() }.dropLast(3) }
+            // SampleEnd
+            .saveDfHtmlSample()
+    }
+
+    @Test
+    fun columnSelectorsModifyFilter() {
+        // SampleStart
+        // filter column set by condition
+        df.select { colsAtAnyDepth().filter { !it.isColumnGroup() && it.name().startsWith("age") } }
+            // SampleEnd
+            .saveDfHtmlSample()
+    }
+
+    @Test
+    fun columnSelectorsModifyExcept() {
+        // SampleStart
+        // exclude columns from column set
+        df.select { colsAtAnyDepth().filter { !it.isColumnGroup() }.except { age } }
+            // SampleEnd
+            .saveDfHtmlSample()
+    }
+
+    @Test
+    fun columnSelectorsModifyDistinct() {
+        // SampleStart
+        // keep only unique columns
+        df.select { (colsOf<Int>() and age).distinct() }
+            // SampleEnd
+            .saveDfHtmlSample()
+    }
+}
diff --git a/samples/src/test/kotlin/org/jetbrains/kotlinx/dataframe/samples/api/FillSamples.kt b/samples/src/test/kotlin/org/jetbrains/kotlinx/dataframe/samples/api/FillSamples.kt
new file mode 100644
index 0000000000..178a6c2246
--- /dev/null
+++ b/samples/src/test/kotlin/org/jetbrains/kotlinx/dataframe/samples/api/FillSamples.kt
@@ -0,0 +1,47 @@
+package org.jetbrains.kotlinx.dataframe.samples.api
+
+import org.jetbrains.kotlinx.dataframe.api.colsOf
+import org.jetbrains.kotlinx.dataframe.api.fillNA
+import org.jetbrains.kotlinx.dataframe.api.fillNaNs
+import org.jetbrains.kotlinx.dataframe.api.fillNulls
+import org.jetbrains.kotlinx.dataframe.api.update
+import org.jetbrains.kotlinx.dataframe.api.where
+import org.jetbrains.kotlinx.dataframe.api.with
+import org.jetbrains.kotlinx.dataframe.api.withZero
+import org.jetbrains.kotlinx.dataframe.samples.DataFrameSampleHelper
+import org.junit.Test
+
+class FillSamples : DataFrameSampleHelper("fill", "api") {
+    val df = peopleDf
+
+    @Test
+    fun fillNulls() {
+        // SampleStart
+        df.fillNulls { colsOf<Int?>() }.with { -1 }
+            // SampleEnd
+            .saveDfHtmlSample()
+    }
+
+    @Test
+    fun fillNullsAsUpdate() {
+        // SampleStart
+        df.update { colsOf<Int?>() }.where { it == null }.with { -1 }
+            // SampleEnd
+    }
+
+    @Test
+    fun fillNaNs() {
+        // SampleStart
+        df.fillNaNs { colsOf<Double>() }.withZero()
+            // SampleEnd
+            .saveDfHtmlSample()
+    }
+
+    @Test
+    fun fillNA() {
+        // SampleStart
+        df.fillNA { weight }.with { -1 }
+            // SampleEnd
+            .saveDfHtmlSample()
+    }
+}

From 27f960dcb7fa8de2eb0459da56230d75a5f61bcf Mon Sep 17 00:00:00 2001
From: Aleksandr Nikolaev <aleksandr.nikolaev@jetbrains.com>
Date: Mon, 31 Aug 2026 15:35:23 +0200
Subject: [PATCH 2/5] Remove unnecessary `year` column in `ColumnSelectors`
 samples for unification, add demonstration datasets to the `ColumnSelectors`
 and `fill` pages, made `columnSelectorsFirst` more illustrative

---
 .../columnSelectorsAllExcept.html             |   1 -
 .../columnSelectorsAllTopLevel.html           |   1 -
 ...umnSelectorsAtAnyDepthExcludingGroups.html |   1 -
 ...umnSelectorsAtAnyDepthIncludingGroups.html |   1 -
 ...olumnSelectorsAtAnyDepthWithCondition.html |   1 -
 .../columnSelectorsByCondition.html           |   2 +-
 .../columnSelectorsByType.html                |   1 -
 .../columnSelectors/columnSelectorsDf.html    | 516 ++++++++++++++++++
 .../columnSelectors/columnSelectorsDrop.html  |   1 -
 .../columnSelectorsDropLast.html              |   1 -
 .../columnSelectors/columnSelectorsFirst.html |   2 +-
 .../columnSelectorsTakeLast.html              |   4 +-
 .../resources/api/fill/fillDf.html            | 516 ++++++++++++++++++
 docs/StardustDocs/topics/ColumnSelectors.md   |  17 +-
 docs/StardustDocs/topics/_shadow_resources.md |   4 +-
 docs/StardustDocs/topics/fill.md              |  11 +
 .../samples/api/ColumnSelectorsSamples.kt     |  32 +-
 .../dataframe/samples/api/FillSamples.kt      |   8 +
 18 files changed, 1083 insertions(+), 37 deletions(-)
 create mode 100644 docs/StardustDocs/resources/api/columnSelectors/columnSelectorsDf.html
 create mode 100644 docs/StardustDocs/resources/api/fill/fillDf.html

diff --git a/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsAllExcept.html b/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsAllExcept.html
index 08fa6b5a7e..bf549bf28c 100644
--- a/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsAllExcept.html
+++ b/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsAllExcept.html
@@ -464,7 +464,6 @@
 { name: "<span title=\"city: String?\">city</span>", children: [], rightAlign: false, values: ["London","Dubai","Moscow","Milan","Tokyo","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","Moscow","Milan","London","Dubai"] }, 
 { name: "<span title=\"weight: Int?\">weight</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">54</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">87</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">68</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">55</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">90</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">52</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">60</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">70</span></span>"] }, 
 { name: "<span title=\"isHappy: Boolean\">isHappy</span>", children: [], rightAlign: false, values: ["true","true","false","true","true","false","true","false","false","false"] }, 
-{ name: "<span title=\"year: Int\">year</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>"] }, 
 ], id: 0, rootId: 0, totalRows: 10 } ) });
 /*-->*/
 
diff --git a/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsAllTopLevel.html b/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsAllTopLevel.html
index 08fa6b5a7e..bf549bf28c 100644
--- a/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsAllTopLevel.html
+++ b/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsAllTopLevel.html
@@ -464,7 +464,6 @@
 { name: "<span title=\"city: String?\">city</span>", children: [], rightAlign: false, values: ["London","Dubai","Moscow","Milan","Tokyo","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","Moscow","Milan","London","Dubai"] }, 
 { name: "<span title=\"weight: Int?\">weight</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">54</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">87</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">68</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">55</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">90</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">52</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">60</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">70</span></span>"] }, 
 { name: "<span title=\"isHappy: Boolean\">isHappy</span>", children: [], rightAlign: false, values: ["true","true","false","true","true","false","true","false","false","false"] }, 
-{ name: "<span title=\"year: Int\">year</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>"] }, 
 ], id: 0, rootId: 0, totalRows: 10 } ) });
 /*-->*/
 
diff --git a/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsAtAnyDepthExcludingGroups.html b/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsAtAnyDepthExcludingGroups.html
index 3c4079196d..ccae0ecf36 100644
--- a/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsAtAnyDepthExcludingGroups.html
+++ b/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsAtAnyDepthExcludingGroups.html
@@ -463,7 +463,6 @@
 { name: "<span title=\"city: String?\">city</span>", children: [], rightAlign: false, values: ["London","Dubai","Moscow","Milan","Tokyo","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","Moscow","Milan","London","Dubai"] }, 
 { name: "<span title=\"weight: Int?\">weight</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">54</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">87</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">68</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">55</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">90</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">52</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">60</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">70</span></span>"] }, 
 { name: "<span title=\"isHappy: Boolean\">isHappy</span>", children: [], rightAlign: false, values: ["true","true","false","true","true","false","true","false","false","false"] }, 
-{ name: "<span title=\"year: Int\">year</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>"] }, 
 ], id: 0, rootId: 0, totalRows: 10 } ) });
 /*-->*/
 
diff --git a/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsAtAnyDepthIncludingGroups.html b/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsAtAnyDepthIncludingGroups.html
index d0d575380d..0f35808e18 100644
--- a/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsAtAnyDepthIncludingGroups.html
+++ b/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsAtAnyDepthIncludingGroups.html
@@ -466,7 +466,6 @@
 { name: "<span title=\"city: String?\">city</span>", children: [], rightAlign: false, values: ["London","Dubai","Moscow","Milan","Tokyo","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","Moscow","Milan","London","Dubai"] }, 
 { name: "<span title=\"weight: Int?\">weight</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">54</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">87</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">68</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">55</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">90</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">52</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">60</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">70</span></span>"] }, 
 { name: "<span title=\"isHappy: Boolean\">isHappy</span>", children: [], rightAlign: false, values: ["true","true","false","true","true","false","true","false","false","false"] }, 
-{ name: "<span title=\"year: Int\">year</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>"] }, 
 ], id: 0, rootId: 0, totalRows: 10 } ) });
 /*-->*/
 
diff --git a/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsAtAnyDepthWithCondition.html b/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsAtAnyDepthWithCondition.html
index cc84105bf1..15c5086362 100644
--- a/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsAtAnyDepthWithCondition.html
+++ b/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsAtAnyDepthWithCondition.html
@@ -459,7 +459,6 @@
 /*<!--*/
 call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"city: String?\">city</span>", children: [], rightAlign: false, values: ["London","Dubai","Moscow","Milan","Tokyo","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","Moscow","Milan","London","Dubai"] }, 
 { name: "<span title=\"isHappy: Boolean\">isHappy</span>", children: [], rightAlign: false, values: ["true","true","false","true","true","false","true","false","false","false"] }, 
-{ name: "<span title=\"year: Int\">year</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>"] }, 
 ], id: 0, rootId: 0, totalRows: 10 } ) });
 /*-->*/
 
diff --git a/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsByCondition.html b/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsByCondition.html
index 0e7f486915..affed8440d 100644
--- a/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsByCondition.html
+++ b/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsByCondition.html
@@ -457,7 +457,7 @@
 })()
 
 /*<!--*/
-call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"year: Int\">year</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>"] }, 
+call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"age: Int\">age</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">45</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">40</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">18</span></span>"] }, 
 ], id: 0, rootId: 0, totalRows: 10 } ) });
 /*-->*/
 
diff --git a/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsByType.html b/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsByType.html
index ed19e6e3e2..7e68ab6653 100644
--- a/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsByType.html
+++ b/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsByType.html
@@ -459,7 +459,6 @@
 /*<!--*/
 call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"age: Int\">age</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">45</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">40</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">18</span></span>"] }, 
 { name: "<span title=\"weight: Int?\">weight</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">54</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">87</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">68</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">55</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">90</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">52</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">60</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">70</span></span>"] }, 
-{ name: "<span title=\"year: Int\">year</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>"] }, 
 ], id: 0, rootId: 0, totalRows: 10 } ) });
 /*-->*/
 
diff --git a/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsDf.html b/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsDf.html
new file mode 100644
index 0000000000..bf549bf28c
--- /dev/null
+++ b/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsDf.html
@@ -0,0 +1,516 @@
+<html>
+<head>
+<style type="text/css">
+:root {
+    --background: #fff;
+    --background-odd: #f5f5f5;
+    --background-hover: #d9edfd;
+    --header-text-color: #474747;
+    --text-color: #848484;
+    --text-color-dark: #000;
+    --text-color-medium: #737373;
+    --text-color-pale: #b3b3b3;
+    --inner-border-color: #aaa;
+    --bold-border-color: #000;
+    --link-color: #296eaa;
+    --link-color-pale: #296eaa;
+    --link-hover: #1a466c;
+}
+
+:root[theme="dark"], :root [data-jp-theme-light="false"], .dataframe_dark{
+    --background: #303030;
+    --background-odd: #3c3c3c;
+    --background-hover: #464646;
+    --header-text-color: #dddddd;
+    --text-color: #b3b3b3;
+    --text-color-dark: #dddddd;
+    --text-color-medium: #b2b2b2;
+    --text-color-pale: #737373;
+    --inner-border-color: #707070;
+    --bold-border-color: #777777;
+    --link-color: #008dc0;
+    --link-color-pale: #97e1fb;
+    --link-hover: #00688e;
+}
+
+p.dataframe_description {
+    color: var(--text-color-dark);
+}
+
+table.dataframe {
+    font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
+    font-size: 12px;
+    background-color: var(--background);
+    color: var(--text-color-dark);
+    border: none;
+    border-collapse: collapse;
+}
+
+table.dataframe th, td {
+    padding: 6px;
+    border: 1px solid transparent;
+    text-align: left;
+}
+
+table.dataframe th {
+    background-color: var(--background);
+    color: var(--header-text-color);
+}
+
+table.dataframe td {
+    vertical-align: top;
+    white-space: nowrap;
+}
+
+table.dataframe th.bottomBorder {
+    border-bottom-color: var(--bold-border-color);
+}
+
+table.dataframe tbody > tr:nth-child(odd) {
+    background: var(--background-odd);
+}
+
+table.dataframe tbody > tr:nth-child(even) {
+    background: var(--background);
+}
+
+table.dataframe tbody > tr:hover {
+    background: var(--background-hover);
+}
+
+table.dataframe a {
+    cursor: pointer;
+    color: var(--link-color);
+    text-decoration: none;
+}
+
+table.dataframe tr:hover > td a {
+    color: var(--link-color-pale);
+}
+
+table.dataframe a:hover {
+    color: var(--link-hover);
+    text-decoration: underline;
+}
+
+table.dataframe img {
+    max-width: fit-content;
+}
+
+table.dataframe th.complex {
+    background-color: var(--background);
+    border: 1px solid var(--background);
+}
+
+table.dataframe .leftBorder {
+    border-left-color: var(--inner-border-color);
+}
+
+table.dataframe .rightBorder {
+    border-right-color: var(--inner-border-color);
+}
+
+table.dataframe .rightAlign {
+    text-align: right;
+}
+
+table.dataframe .expanderSvg {
+    width: 8px;
+    height: 8px;
+    margin-right: 3px;
+}
+
+table.dataframe .expander {
+    display: flex;
+    align-items: center;
+}
+
+/* formatting */
+
+table.dataframe .null {
+    color: var(--text-color-pale);
+}
+
+table.dataframe .structural {
+    color: var(--text-color-medium);
+    font-weight: bold;
+}
+
+table.dataframe .dataFrameCaption {
+    font-weight: bold;
+}
+
+table.dataframe .numbers {
+    color: var(--text-color-dark);
+}
+
+table.dataframe td:hover .formatted .structural, .null {
+    color: var(--text-color-dark);
+}
+
+table.dataframe tr:hover .formatted .structural, .null {
+    color: var(--text-color-dark);
+}
+
+
+body {
+    font-family: "JetBrains Mono",SFMono-Regular,Consolas,"Liberation Mono",Menlo,Courier,monospace;
+}       
+
+:root {
+    color: #19191C;
+    background-color: #fff;
+}
+
+:root[theme="dark"] {
+    background-color: #19191C;
+    color: #FFFFFFCC
+}
+
+details details {
+    margin-left: 20px; 
+}
+
+summary {
+    padding: 6px;
+}
+</style>
+</head>
+<body>
+<table class="dataframe" id="df_0"></table>
+
+<p class="dataframe_description"></p>
+</body>
+<script>
+(function () {
+    window.DataFrame = window.DataFrame || new (function () {
+        this.addTable = function (df) {
+            let cols = df.cols;
+            for (let i = 0; i < cols.length; i++) {
+                for (let c of cols[i].children) {
+                    cols[c].parent = i;
+                }
+            }
+            df.nrow = 0
+            for (let i = 0; i < df.cols.length; i++) {
+                if (df.cols[i].values.length > df.nrow) df.nrow = df.cols[i].values.length
+            }
+            if (df.id === df.rootId) {
+                df.expandedFrames = new Set()
+                df.childFrames = {}
+                const table = this.getTableElement(df.id)
+                table.df = df
+                for (let i = 0; i < df.cols.length; i++) {
+                    let col = df.cols[i]
+                    if (col.parent === undefined && col.children.length > 0) col.expanded = true
+                }
+            } else {
+                const rootDf = this.getTableData(df.rootId)
+                rootDf.childFrames[df.id] = df
+            }
+        }
+
+        this.computeRenderData = function (df) {
+            let result = []
+            let pos = 0
+            for (let col = 0; col < df.cols.length; col++) {
+                if (df.cols[col].parent === undefined)
+                    pos += this.computeRenderDataRec(df.cols, col, pos, 0, result, false, false)
+            }
+            for (let i = 0; i < result.length; i++) {
+                let row = result[i]
+                for (let j = 0; j < row.length; j++) {
+                    let cell = row[j]
+                    if (j === 0)
+                        cell.leftBd = false
+                    if (j < row.length - 1) {
+                        let nextData = row[j + 1]
+                        if (nextData.leftBd) cell.rightBd = true
+                        else if (cell.rightBd) nextData.leftBd = true
+                    } else cell.rightBd = false
+                }
+            }
+            return result
+        }
+
+        this.computeRenderDataRec = function (cols, colId, pos, depth, result, leftBorder, rightBorder) {
+            if (result.length === depth) {
+                const array = [];
+                if (pos > 0) {
+                    let j = 0
+                    for (let i = 0; j < pos; i++) {
+                        let c = result[depth - 1][i]
+                        j += c.span
+                        let copy = Object.assign({empty: true}, c)
+                        array.push(copy)
+                    }
+                }
+                result.push(array)
+            }
+            const col = cols[colId];
+            let size = 0;
+            if (col.expanded) {
+                let childPos = pos
+                for (let i = 0; i < col.children.length; i++) {
+                    let child = col.children[i]
+                    let childLeft = i === 0 && (col.children.length > 1 || leftBorder)
+                    let childRight = i === col.children.length - 1 && (col.children.length > 1 || rightBorder)
+                    let childSize = this.computeRenderDataRec(cols, child, childPos, depth + 1, result, childLeft, childRight)
+                    childPos += childSize
+                    size += childSize
+                }
+            } else {
+                for (let i = depth + 1; i < result.length; i++)
+                    result[i].push({id: colId, span: 1, leftBd: leftBorder, rightBd: rightBorder, empty: true})
+                size = 1
+            }
+            let left = leftBorder
+            let right = rightBorder
+            if (size > 1) {
+                left = true
+                right = true
+            }
+            result[depth].push({id: colId, span: size, leftBd: left, rightBd: right})
+            return size
+        }
+
+        this.getTableElement = function (id) {
+            return document.getElementById("df_" + id)
+        }
+
+        this.getTableData = function (id) {
+            return this.getTableElement(id).df
+        }
+
+        this.createExpander = function (isExpanded) {
+            const svgNs = "http://www.w3.org/2000/svg"
+            let svg = document.createElementNS(svgNs, "svg")
+            svg.classList.add("expanderSvg")
+            let path = document.createElementNS(svgNs, "path")
+            if (isExpanded) {
+                svg.setAttribute("viewBox", "0 -2 8 8")
+                path.setAttribute("d", "M1 0 l-1 1 4 4 4 -4 -1 -1 -3 3Z")
+            } else {
+                svg.setAttribute("viewBox", "-2 0 8 8")
+                path.setAttribute("d", "M1 0 l-1 1 3 3 -3 3 1 1 4 -4Z")
+            }
+            path.setAttribute("fill", "currentColor")
+            svg.appendChild(path)
+            return svg
+        }
+
+        this.renderTable = function (id) {
+
+            let table = this.getTableElement(id)
+
+            if (table === null) return
+
+            table.innerHTML = ""
+
+            let df = table.df
+            let rootDf = df.rootId === df.id ? df : this.getTableData(df.rootId)
+
+            // header
+            let header = document.createElement("thead")
+            table.appendChild(header)
+
+            let renderData = this.computeRenderData(df)
+            for (let j = 0; j < renderData.length; j++) {
+                let rowData = renderData[j]
+                let tr = document.createElement("tr");
+                let isLastRow = j === renderData.length - 1
+                header.appendChild(tr);
+                for (let i = 0; i < rowData.length; i++) {
+                    let cell = rowData[i]
+                    let th = document.createElement("th");
+                    th.setAttribute("colspan", cell.span)
+                    let colId = cell.id
+                    let col = df.cols[colId];
+                    if (!cell.empty) {
+                        if (col.children.length === 0) {
+                            th.innerHTML = col.name
+                        } else {
+                            let link = document.createElement("a")
+                            link.className = "expander"
+                            let that = this
+                            link.onclick = function () {
+                                col.expanded = !col.expanded
+                                that.renderTable(id)
+                            }
+                            link.appendChild(this.createExpander(col.expanded))
+                            link.innerHTML += col.name
+                            th.appendChild(link)
+                        }
+                    }
+                    let classes = (cell.leftBd ? " leftBorder" : "") + (cell.rightBd ? " rightBorder" : "")
+                    if (col.rightAlign)
+                        classes += " rightAlign"
+                    if (isLastRow)
+                        classes += " bottomBorder"
+                    if (classes.length > 0)
+                        th.setAttribute("class", classes)
+                    tr.appendChild(th)
+                }
+            }
+
+            // body
+            let body = document.createElement("tbody")
+            table.appendChild(body)
+
+            let columns = renderData.pop()
+            for (let row = 0; row < df.nrow; row++) {
+                let tr = document.createElement("tr");
+                body.appendChild(tr)
+                for (let i = 0; i < columns.length; i++) {
+                    let cell = columns[i]
+                    let td = document.createElement("td");
+                    let colId = cell.id
+                    let col = df.cols[colId]
+                    let classes = (cell.leftBd ? " leftBorder" : "") + (cell.rightBd ? " rightBorder" : "")
+                    if (col.rightAlign)
+                        classes += " rightAlign"
+                    if (classes.length > 0)
+                        td.setAttribute("class", classes)
+                    tr.appendChild(td)
+                    let value = col.values[row]
+                    if (value.frameId !== undefined) {
+                        let frameId = value.frameId
+                        let expanded = rootDf.expandedFrames.has(frameId)
+                        let link = document.createElement("a")
+                        link.className = "expander"
+                        let that = this
+                        link.onclick = function () {
+                            if (rootDf.expandedFrames.has(frameId))
+                                rootDf.expandedFrames.delete(frameId)
+                            else rootDf.expandedFrames.add(frameId)
+                            that.renderTable(id)
+                        }
+                        link.appendChild(this.createExpander(expanded))
+                        link.innerHTML += value.value
+                        if (expanded) {
+                            td.appendChild(link)
+                            td.appendChild(document.createElement("p"))
+                            const childTable = document.createElement("table")
+                            childTable.className = "dataframe"
+                            childTable.id = "df_" + frameId
+                            let childDf = rootDf.childFrames[frameId]
+                            childTable.df = childDf
+                            td.appendChild(childTable)
+                            this.renderTable(frameId)
+                            if (childDf.nrow !== childDf.totalRows) {
+                                const footer = document.createElement("p")
+                                footer.innerText = `... showing only top ${childDf.nrow} of ${childDf.totalRows} rows`
+                                td.appendChild(footer)
+                            }
+                        } else {
+                            td.appendChild(link)
+                        }
+                    } else if (value.style !== undefined) {
+                        td.innerHTML = value.value
+                        td.setAttribute("style", value.style)
+                    } else td.innerHTML = value
+                    this.nodeScriptReplace(td)
+                }
+            }
+        }
+
+        this.nodeScriptReplace = function (node) {
+            if (this.nodeScriptIs(node) === true) {
+                node.parentNode.replaceChild(this.nodeScriptClone(node), node);
+            } else {
+                let i = -1, children = node.childNodes;
+                while (++i < children.length) {
+                    this.nodeScriptReplace(children[i]);
+                }
+            }
+
+            return node;
+        }
+
+        this.nodeScriptClone = function (node) {
+            let script = document.createElement("script");
+            script.text = node.innerHTML;
+
+            let i = -1, attrs = node.attributes, attr;
+            while (++i < attrs.length) {
+                script.setAttribute((attr = attrs[i]).name, attr.value);
+            }
+            return script;
+        }
+
+        this.nodeScriptIs = function (node) {
+            return node.tagName === 'SCRIPT';
+        }
+    })()
+
+    window.call_DataFrame = function (f) {
+        return f();
+    };
+
+    let funQueue = window["kotlinQueues"] && window["kotlinQueues"]["DataFrame"];
+    if (funQueue) {
+        funQueue.forEach(function (f) {
+            f();
+        });
+        funQueue = [];
+    }
+})()
+
+/*<!--*/
+call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"firstName: String\">firstName</span>", children: [], rightAlign: false, values: ["Alice","Bob","Charlie","Charlie","Bob","Alice","Charlie","Alice","Bob","Charlie"] }, 
+{ name: "<span title=\"lastName: String\">lastName</span>", children: [], rightAlign: false, values: ["Cooper","Dylan","Daniels","Chaplin","Marley","Wolf","Byrd","Smith","Brown","Johnson"] }, 
+{ name: "<span title=\"name: DataRow<*>\">name</span>", children: [0, 1], rightAlign: false, values: ["<span class=\"formatted\" title=\"firstName: Alice\nlastName: Cooper\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cooper<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Dylan\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dylan<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Daniels\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dan<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Chaplin\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cha<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Marley\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Marley<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Alice\nlastName: Wolf\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Wolf<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Byrd\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Byrd<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Alice\nlastName: Smith\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Smith<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Brown\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Brown<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Johnson\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Joh<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>"] }, 
+{ name: "<span title=\"age: Int\">age</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">45</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">40</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">18</span></span>"] }, 
+{ name: "<span title=\"city: String?\">city</span>", children: [], rightAlign: false, values: ["London","Dubai","Moscow","Milan","Tokyo","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","Moscow","Milan","London","Dubai"] }, 
+{ name: "<span title=\"weight: Int?\">weight</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">54</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">87</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">68</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">55</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">90</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">52</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">60</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">70</span></span>"] }, 
+{ name: "<span title=\"isHappy: Boolean\">isHappy</span>", children: [], rightAlign: false, values: ["true","true","false","true","true","false","true","false","false","false"] }, 
+], id: 0, rootId: 0, totalRows: 10 } ) });
+/*-->*/
+
+call_DataFrame(function() { DataFrame.renderTable(0) });
+
+function sendHeight() {
+    const table = document.querySelector('table.dataframe');
+    if (!table) return;
+
+    let height = 0;
+    
+    const thead = table.querySelector('thead');
+    if (thead) height += thead.offsetHeight;
+    
+    const rows = table.querySelectorAll(':scope > tbody > tr');
+    rows.forEach(row => {
+        height += row.offsetHeight;
+    });
+    
+    height += getVerticalMargins(table) + 10;
+
+    window.parent.postMessage({ type: 'iframeHeight', height: Math.ceil(height) }, '*');
+}
+
+function getVerticalMargins(element) {
+    const style = getComputedStyle(element);
+    return parseFloat(style.marginTop) + parseFloat(style.marginBottom);
+}
+
+function repeatHeightCalculation(maxRetries = 10, interval = 100) {
+    let retries = 0;
+    const intervalId = setInterval(() => {
+        sendHeight();
+        retries++;
+        if (retries >= maxRetries) clearInterval(intervalId);
+    }, interval);
+}
+
+window.addEventListener('load', repeatHeightCalculation);
+
+const observer = new MutationObserver(() => repeatHeightCalculation(5, 50));
+observer.observe(document.querySelector('.dataframe'), {
+    childList: true,
+    subtree: true,
+    characterData: true,
+});
+
+
+</script>
+</html>
diff --git a/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsDrop.html b/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsDrop.html
index b91288d4e3..3adead57b1 100644
--- a/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsDrop.html
+++ b/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsDrop.html
@@ -460,7 +460,6 @@
 call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"city: String?\">city</span>", children: [], rightAlign: false, values: ["London","Dubai","Moscow","Milan","Tokyo","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","Moscow","Milan","London","Dubai"] }, 
 { name: "<span title=\"weight: Int?\">weight</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">54</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">87</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">68</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">55</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">90</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">52</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">60</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">70</span></span>"] }, 
 { name: "<span title=\"isHappy: Boolean\">isHappy</span>", children: [], rightAlign: false, values: ["true","true","false","true","true","false","true","false","false","false"] }, 
-{ name: "<span title=\"year: Int\">year</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>"] }, 
 ], id: 0, rootId: 0, totalRows: 10 } ) });
 /*-->*/
 
diff --git a/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsDropLast.html b/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsDropLast.html
index dcd761842e..e147178a7a 100644
--- a/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsDropLast.html
+++ b/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsDropLast.html
@@ -462,7 +462,6 @@
 { name: "<span title=\"name: DataRow<*>\">name</span>", children: [0, 1], rightAlign: false, values: ["<span class=\"formatted\" title=\"firstName: Alice\nlastName: Cooper\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cooper<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Dylan\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dylan<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Daniels\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dan<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Chaplin\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cha<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Marley\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Marley<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Alice\nlastName: Wolf\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Wolf<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Byrd\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Byrd<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Alice\nlastName: Smith\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Smith<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Brown\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Brown<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Johnson\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Joh<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>"] }, 
 { name: "<span title=\"age: Int\">age</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">45</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">40</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">18</span></span>"] }, 
 { name: "<span title=\"city: String?\">city</span>", children: [], rightAlign: false, values: ["London","Dubai","Moscow","Milan","Tokyo","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","Moscow","Milan","London","Dubai"] }, 
-{ name: "<span title=\"weight: Int?\">weight</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">54</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">87</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">68</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">55</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">90</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">52</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">60</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">70</span></span>"] }, 
 ], id: 0, rootId: 0, totalRows: 10 } ) });
 /*-->*/
 
diff --git a/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsFirst.html b/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsFirst.html
index 0e7f486915..b42412cc42 100644
--- a/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsFirst.html
+++ b/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsFirst.html
@@ -457,7 +457,7 @@
 })()
 
 /*<!--*/
-call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"year: Int\">year</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>"] }, 
+call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"city: String?\">city</span>", children: [], rightAlign: false, values: ["London","Dubai","Moscow","Milan","Tokyo","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","Moscow","Milan","London","Dubai"] }, 
 ], id: 0, rootId: 0, totalRows: 10 } ) });
 /*-->*/
 
diff --git a/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsTakeLast.html b/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsTakeLast.html
index aa0047757b..76ebe04cda 100644
--- a/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsTakeLast.html
+++ b/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsTakeLast.html
@@ -457,8 +457,8 @@
 })()
 
 /*<!--*/
-call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"isHappy: Boolean\">isHappy</span>", children: [], rightAlign: false, values: ["true","true","false","true","true","false","true","false","false","false"] }, 
-{ name: "<span title=\"year: Int\">year</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0</span></span>"] }, 
+call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"weight: Int?\">weight</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">54</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">87</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">68</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">55</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">90</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">52</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">60</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">70</span></span>"] }, 
+{ name: "<span title=\"isHappy: Boolean\">isHappy</span>", children: [], rightAlign: false, values: ["true","true","false","true","true","false","true","false","false","false"] }, 
 ], id: 0, rootId: 0, totalRows: 10 } ) });
 /*-->*/
 
diff --git a/docs/StardustDocs/resources/api/fill/fillDf.html b/docs/StardustDocs/resources/api/fill/fillDf.html
new file mode 100644
index 0000000000..bf549bf28c
--- /dev/null
+++ b/docs/StardustDocs/resources/api/fill/fillDf.html
@@ -0,0 +1,516 @@
+<html>
+<head>
+<style type="text/css">
+:root {
+    --background: #fff;
+    --background-odd: #f5f5f5;
+    --background-hover: #d9edfd;
+    --header-text-color: #474747;
+    --text-color: #848484;
+    --text-color-dark: #000;
+    --text-color-medium: #737373;
+    --text-color-pale: #b3b3b3;
+    --inner-border-color: #aaa;
+    --bold-border-color: #000;
+    --link-color: #296eaa;
+    --link-color-pale: #296eaa;
+    --link-hover: #1a466c;
+}
+
+:root[theme="dark"], :root [data-jp-theme-light="false"], .dataframe_dark{
+    --background: #303030;
+    --background-odd: #3c3c3c;
+    --background-hover: #464646;
+    --header-text-color: #dddddd;
+    --text-color: #b3b3b3;
+    --text-color-dark: #dddddd;
+    --text-color-medium: #b2b2b2;
+    --text-color-pale: #737373;
+    --inner-border-color: #707070;
+    --bold-border-color: #777777;
+    --link-color: #008dc0;
+    --link-color-pale: #97e1fb;
+    --link-hover: #00688e;
+}
+
+p.dataframe_description {
+    color: var(--text-color-dark);
+}
+
+table.dataframe {
+    font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
+    font-size: 12px;
+    background-color: var(--background);
+    color: var(--text-color-dark);
+    border: none;
+    border-collapse: collapse;
+}
+
+table.dataframe th, td {
+    padding: 6px;
+    border: 1px solid transparent;
+    text-align: left;
+}
+
+table.dataframe th {
+    background-color: var(--background);
+    color: var(--header-text-color);
+}
+
+table.dataframe td {
+    vertical-align: top;
+    white-space: nowrap;
+}
+
+table.dataframe th.bottomBorder {
+    border-bottom-color: var(--bold-border-color);
+}
+
+table.dataframe tbody > tr:nth-child(odd) {
+    background: var(--background-odd);
+}
+
+table.dataframe tbody > tr:nth-child(even) {
+    background: var(--background);
+}
+
+table.dataframe tbody > tr:hover {
+    background: var(--background-hover);
+}
+
+table.dataframe a {
+    cursor: pointer;
+    color: var(--link-color);
+    text-decoration: none;
+}
+
+table.dataframe tr:hover > td a {
+    color: var(--link-color-pale);
+}
+
+table.dataframe a:hover {
+    color: var(--link-hover);
+    text-decoration: underline;
+}
+
+table.dataframe img {
+    max-width: fit-content;
+}
+
+table.dataframe th.complex {
+    background-color: var(--background);
+    border: 1px solid var(--background);
+}
+
+table.dataframe .leftBorder {
+    border-left-color: var(--inner-border-color);
+}
+
+table.dataframe .rightBorder {
+    border-right-color: var(--inner-border-color);
+}
+
+table.dataframe .rightAlign {
+    text-align: right;
+}
+
+table.dataframe .expanderSvg {
+    width: 8px;
+    height: 8px;
+    margin-right: 3px;
+}
+
+table.dataframe .expander {
+    display: flex;
+    align-items: center;
+}
+
+/* formatting */
+
+table.dataframe .null {
+    color: var(--text-color-pale);
+}
+
+table.dataframe .structural {
+    color: var(--text-color-medium);
+    font-weight: bold;
+}
+
+table.dataframe .dataFrameCaption {
+    font-weight: bold;
+}
+
+table.dataframe .numbers {
+    color: var(--text-color-dark);
+}
+
+table.dataframe td:hover .formatted .structural, .null {
+    color: var(--text-color-dark);
+}
+
+table.dataframe tr:hover .formatted .structural, .null {
+    color: var(--text-color-dark);
+}
+
+
+body {
+    font-family: "JetBrains Mono",SFMono-Regular,Consolas,"Liberation Mono",Menlo,Courier,monospace;
+}       
+
+:root {
+    color: #19191C;
+    background-color: #fff;
+}
+
+:root[theme="dark"] {
+    background-color: #19191C;
+    color: #FFFFFFCC
+}
+
+details details {
+    margin-left: 20px; 
+}
+
+summary {
+    padding: 6px;
+}
+</style>
+</head>
+<body>
+<table class="dataframe" id="df_0"></table>
+
+<p class="dataframe_description"></p>
+</body>
+<script>
+(function () {
+    window.DataFrame = window.DataFrame || new (function () {
+        this.addTable = function (df) {
+            let cols = df.cols;
+            for (let i = 0; i < cols.length; i++) {
+                for (let c of cols[i].children) {
+                    cols[c].parent = i;
+                }
+            }
+            df.nrow = 0
+            for (let i = 0; i < df.cols.length; i++) {
+                if (df.cols[i].values.length > df.nrow) df.nrow = df.cols[i].values.length
+            }
+            if (df.id === df.rootId) {
+                df.expandedFrames = new Set()
+                df.childFrames = {}
+                const table = this.getTableElement(df.id)
+                table.df = df
+                for (let i = 0; i < df.cols.length; i++) {
+                    let col = df.cols[i]
+                    if (col.parent === undefined && col.children.length > 0) col.expanded = true
+                }
+            } else {
+                const rootDf = this.getTableData(df.rootId)
+                rootDf.childFrames[df.id] = df
+            }
+        }
+
+        this.computeRenderData = function (df) {
+            let result = []
+            let pos = 0
+            for (let col = 0; col < df.cols.length; col++) {
+                if (df.cols[col].parent === undefined)
+                    pos += this.computeRenderDataRec(df.cols, col, pos, 0, result, false, false)
+            }
+            for (let i = 0; i < result.length; i++) {
+                let row = result[i]
+                for (let j = 0; j < row.length; j++) {
+                    let cell = row[j]
+                    if (j === 0)
+                        cell.leftBd = false
+                    if (j < row.length - 1) {
+                        let nextData = row[j + 1]
+                        if (nextData.leftBd) cell.rightBd = true
+                        else if (cell.rightBd) nextData.leftBd = true
+                    } else cell.rightBd = false
+                }
+            }
+            return result
+        }
+
+        this.computeRenderDataRec = function (cols, colId, pos, depth, result, leftBorder, rightBorder) {
+            if (result.length === depth) {
+                const array = [];
+                if (pos > 0) {
+                    let j = 0
+                    for (let i = 0; j < pos; i++) {
+                        let c = result[depth - 1][i]
+                        j += c.span
+                        let copy = Object.assign({empty: true}, c)
+                        array.push(copy)
+                    }
+                }
+                result.push(array)
+            }
+            const col = cols[colId];
+            let size = 0;
+            if (col.expanded) {
+                let childPos = pos
+                for (let i = 0; i < col.children.length; i++) {
+                    let child = col.children[i]
+                    let childLeft = i === 0 && (col.children.length > 1 || leftBorder)
+                    let childRight = i === col.children.length - 1 && (col.children.length > 1 || rightBorder)
+                    let childSize = this.computeRenderDataRec(cols, child, childPos, depth + 1, result, childLeft, childRight)
+                    childPos += childSize
+                    size += childSize
+                }
+            } else {
+                for (let i = depth + 1; i < result.length; i++)
+                    result[i].push({id: colId, span: 1, leftBd: leftBorder, rightBd: rightBorder, empty: true})
+                size = 1
+            }
+            let left = leftBorder
+            let right = rightBorder
+            if (size > 1) {
+                left = true
+                right = true
+            }
+            result[depth].push({id: colId, span: size, leftBd: left, rightBd: right})
+            return size
+        }
+
+        this.getTableElement = function (id) {
+            return document.getElementById("df_" + id)
+        }
+
+        this.getTableData = function (id) {
+            return this.getTableElement(id).df
+        }
+
+        this.createExpander = function (isExpanded) {
+            const svgNs = "http://www.w3.org/2000/svg"
+            let svg = document.createElementNS(svgNs, "svg")
+            svg.classList.add("expanderSvg")
+            let path = document.createElementNS(svgNs, "path")
+            if (isExpanded) {
+                svg.setAttribute("viewBox", "0 -2 8 8")
+                path.setAttribute("d", "M1 0 l-1 1 4 4 4 -4 -1 -1 -3 3Z")
+            } else {
+                svg.setAttribute("viewBox", "-2 0 8 8")
+                path.setAttribute("d", "M1 0 l-1 1 3 3 -3 3 1 1 4 -4Z")
+            }
+            path.setAttribute("fill", "currentColor")
+            svg.appendChild(path)
+            return svg
+        }
+
+        this.renderTable = function (id) {
+
+            let table = this.getTableElement(id)
+
+            if (table === null) return
+
+            table.innerHTML = ""
+
+            let df = table.df
+            let rootDf = df.rootId === df.id ? df : this.getTableData(df.rootId)
+
+            // header
+            let header = document.createElement("thead")
+            table.appendChild(header)
+
+            let renderData = this.computeRenderData(df)
+            for (let j = 0; j < renderData.length; j++) {
+                let rowData = renderData[j]
+                let tr = document.createElement("tr");
+                let isLastRow = j === renderData.length - 1
+                header.appendChild(tr);
+                for (let i = 0; i < rowData.length; i++) {
+                    let cell = rowData[i]
+                    let th = document.createElement("th");
+                    th.setAttribute("colspan", cell.span)
+                    let colId = cell.id
+                    let col = df.cols[colId];
+                    if (!cell.empty) {
+                        if (col.children.length === 0) {
+                            th.innerHTML = col.name
+                        } else {
+                            let link = document.createElement("a")
+                            link.className = "expander"
+                            let that = this
+                            link.onclick = function () {
+                                col.expanded = !col.expanded
+                                that.renderTable(id)
+                            }
+                            link.appendChild(this.createExpander(col.expanded))
+                            link.innerHTML += col.name
+                            th.appendChild(link)
+                        }
+                    }
+                    let classes = (cell.leftBd ? " leftBorder" : "") + (cell.rightBd ? " rightBorder" : "")
+                    if (col.rightAlign)
+                        classes += " rightAlign"
+                    if (isLastRow)
+                        classes += " bottomBorder"
+                    if (classes.length > 0)
+                        th.setAttribute("class", classes)
+                    tr.appendChild(th)
+                }
+            }
+
+            // body
+            let body = document.createElement("tbody")
+            table.appendChild(body)
+
+            let columns = renderData.pop()
+            for (let row = 0; row < df.nrow; row++) {
+                let tr = document.createElement("tr");
+                body.appendChild(tr)
+                for (let i = 0; i < columns.length; i++) {
+                    let cell = columns[i]
+                    let td = document.createElement("td");
+                    let colId = cell.id
+                    let col = df.cols[colId]
+                    let classes = (cell.leftBd ? " leftBorder" : "") + (cell.rightBd ? " rightBorder" : "")
+                    if (col.rightAlign)
+                        classes += " rightAlign"
+                    if (classes.length > 0)
+                        td.setAttribute("class", classes)
+                    tr.appendChild(td)
+                    let value = col.values[row]
+                    if (value.frameId !== undefined) {
+                        let frameId = value.frameId
+                        let expanded = rootDf.expandedFrames.has(frameId)
+                        let link = document.createElement("a")
+                        link.className = "expander"
+                        let that = this
+                        link.onclick = function () {
+                            if (rootDf.expandedFrames.has(frameId))
+                                rootDf.expandedFrames.delete(frameId)
+                            else rootDf.expandedFrames.add(frameId)
+                            that.renderTable(id)
+                        }
+                        link.appendChild(this.createExpander(expanded))
+                        link.innerHTML += value.value
+                        if (expanded) {
+                            td.appendChild(link)
+                            td.appendChild(document.createElement("p"))
+                            const childTable = document.createElement("table")
+                            childTable.className = "dataframe"
+                            childTable.id = "df_" + frameId
+                            let childDf = rootDf.childFrames[frameId]
+                            childTable.df = childDf
+                            td.appendChild(childTable)
+                            this.renderTable(frameId)
+                            if (childDf.nrow !== childDf.totalRows) {
+                                const footer = document.createElement("p")
+                                footer.innerText = `... showing only top ${childDf.nrow} of ${childDf.totalRows} rows`
+                                td.appendChild(footer)
+                            }
+                        } else {
+                            td.appendChild(link)
+                        }
+                    } else if (value.style !== undefined) {
+                        td.innerHTML = value.value
+                        td.setAttribute("style", value.style)
+                    } else td.innerHTML = value
+                    this.nodeScriptReplace(td)
+                }
+            }
+        }
+
+        this.nodeScriptReplace = function (node) {
+            if (this.nodeScriptIs(node) === true) {
+                node.parentNode.replaceChild(this.nodeScriptClone(node), node);
+            } else {
+                let i = -1, children = node.childNodes;
+                while (++i < children.length) {
+                    this.nodeScriptReplace(children[i]);
+                }
+            }
+
+            return node;
+        }
+
+        this.nodeScriptClone = function (node) {
+            let script = document.createElement("script");
+            script.text = node.innerHTML;
+
+            let i = -1, attrs = node.attributes, attr;
+            while (++i < attrs.length) {
+                script.setAttribute((attr = attrs[i]).name, attr.value);
+            }
+            return script;
+        }
+
+        this.nodeScriptIs = function (node) {
+            return node.tagName === 'SCRIPT';
+        }
+    })()
+
+    window.call_DataFrame = function (f) {
+        return f();
+    };
+
+    let funQueue = window["kotlinQueues"] && window["kotlinQueues"]["DataFrame"];
+    if (funQueue) {
+        funQueue.forEach(function (f) {
+            f();
+        });
+        funQueue = [];
+    }
+})()
+
+/*<!--*/
+call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"firstName: String\">firstName</span>", children: [], rightAlign: false, values: ["Alice","Bob","Charlie","Charlie","Bob","Alice","Charlie","Alice","Bob","Charlie"] }, 
+{ name: "<span title=\"lastName: String\">lastName</span>", children: [], rightAlign: false, values: ["Cooper","Dylan","Daniels","Chaplin","Marley","Wolf","Byrd","Smith","Brown","Johnson"] }, 
+{ name: "<span title=\"name: DataRow<*>\">name</span>", children: [0, 1], rightAlign: false, values: ["<span class=\"formatted\" title=\"firstName: Alice\nlastName: Cooper\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cooper<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Dylan\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dylan<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Daniels\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dan<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Chaplin\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cha<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Marley\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Marley<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Alice\nlastName: Wolf\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Wolf<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Byrd\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Byrd<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Alice\nlastName: Smith\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Smith<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Brown\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Brown<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Johnson\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Joh<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>"] }, 
+{ name: "<span title=\"age: Int\">age</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">45</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">40</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">18</span></span>"] }, 
+{ name: "<span title=\"city: String?\">city</span>", children: [], rightAlign: false, values: ["London","Dubai","Moscow","Milan","Tokyo","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","Moscow","Milan","London","Dubai"] }, 
+{ name: "<span title=\"weight: Int?\">weight</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">54</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">87</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">68</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">55</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">90</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">52</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">60</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">70</span></span>"] }, 
+{ name: "<span title=\"isHappy: Boolean\">isHappy</span>", children: [], rightAlign: false, values: ["true","true","false","true","true","false","true","false","false","false"] }, 
+], id: 0, rootId: 0, totalRows: 10 } ) });
+/*-->*/
+
+call_DataFrame(function() { DataFrame.renderTable(0) });
+
+function sendHeight() {
+    const table = document.querySelector('table.dataframe');
+    if (!table) return;
+
+    let height = 0;
+    
+    const thead = table.querySelector('thead');
+    if (thead) height += thead.offsetHeight;
+    
+    const rows = table.querySelectorAll(':scope > tbody > tr');
+    rows.forEach(row => {
+        height += row.offsetHeight;
+    });
+    
+    height += getVerticalMargins(table) + 10;
+
+    window.parent.postMessage({ type: 'iframeHeight', height: Math.ceil(height) }, '*');
+}
+
+function getVerticalMargins(element) {
+    const style = getComputedStyle(element);
+    return parseFloat(style.marginTop) + parseFloat(style.marginBottom);
+}
+
+function repeatHeightCalculation(maxRetries = 10, interval = 100) {
+    let retries = 0;
+    const intervalId = setInterval(() => {
+        sendHeight();
+        retries++;
+        if (retries >= maxRetries) clearInterval(intervalId);
+    }, interval);
+}
+
+window.addEventListener('load', repeatHeightCalculation);
+
+const observer = new MutationObserver(() => repeatHeightCalculation(5, 50));
+observer.observe(document.querySelector('.dataframe'), {
+    childList: true,
+    subtree: true,
+    characterData: true,
+});
+
+
+</script>
+</html>
diff --git a/docs/StardustDocs/topics/ColumnSelectors.md b/docs/StardustDocs/topics/ColumnSelectors.md
index 24fcc3c41a..fa136e87af 100644
--- a/docs/StardustDocs/topics/ColumnSelectors.md
+++ b/docs/StardustDocs/topics/ColumnSelectors.md
@@ -4,6 +4,17 @@
 
 [`DataFrame`](DataFrame.md) provides a DSL for selecting an arbitrary set of columns: the Columns Selection DSL.
 
+The examples on this page use the following dataframe:
+
+<!---FUN columnSelectorsDf-->
+
+```kotlin
+df
+```
+
+<!---END-->
+<inline-frame src="./resources/columnSelectorsDf.html" width="100%" height="500px"></inline-frame>
+
 Column selectors are used in many operations:
 
 <!---FUN columnSelectorsUsageSelect-->
@@ -708,7 +719,7 @@ df.select { cols(1..4) }
 
 ```kotlin
 // by condition
-df.select { cols { it.name().startsWith("year") } }
+df.select { cols { it.name().startsWith("a") } }
 ```
 
 <!---END-->
@@ -719,7 +730,7 @@ same as
 
 ```kotlin
 // by condition
-df.select { nameStartsWith("year") }
+df.select { nameStartsWith("a") }
 ```
 
 <!---END-->
@@ -800,7 +811,7 @@ df.select { dropLast(2) }
 
 ```kotlin
 // find the first column satisfying the condition
-df.select { first { it.name.startsWith("year") } }
+df.select { first { it.hasNulls() } }
 ```
 
 <!---END-->
diff --git a/docs/StardustDocs/topics/_shadow_resources.md b/docs/StardustDocs/topics/_shadow_resources.md
index 6f81d66fbc..56cf688e67 100644
--- a/docs/StardustDocs/topics/_shadow_resources.md
+++ b/docs/StardustDocs/topics/_shadow_resources.md
@@ -17,14 +17,15 @@
 <resource src="columnSelectorsAtAnyDepthFromGroup_properties.html"></resource>
 <resource src="columnSelectorsAtAnyDepthIncludingGroups.html"></resource>
 <resource src="columnSelectorsAtAnyDepthWithCondition.html"></resource>
-<resource src="columnSelectorsByColumnNameIt_properties.html"></resource>
 <resource src="columnSelectorsByColumnName.html"></resource>
+<resource src="columnSelectorsByColumnNameIt_properties.html"></resource>
 <resource src="columnSelectorsByColumnPath_properties.html"></resource>
 <resource src="columnSelectorsByCondition.html"></resource>
 <resource src="columnSelectorsByType.html"></resource>
 <resource src="columnSelectorsByTypeWithCondition.html"></resource>
 <resource src="columnSelectorsColumnRange_properties.html"></resource>
 <resource src="columnSelectorsConverted_properties.html"></resource>
+<resource src="columnSelectorsDf.html"></resource>
 <resource src="columnSelectorsDrop.html"></resource>
 <resource src="columnSelectorsDropLast.html"></resource>
 <resource src="columnSelectorsFirst.html"></resource>
@@ -74,6 +75,7 @@
 <resource src="pivotWithExpression_properties.html"></resource>
 <resource src="updateWithCondition_properties.html"></resource>
 <resource src="updateWithExpression_properties.html"></resource>
+<resource src="fillDf.html"></resource>
 <resource src="fillNA.html"></resource>
 <resource src="fillNaNs.html"></resource>
 <resource src="fillNulls.html"></resource>
diff --git a/docs/StardustDocs/topics/fill.md b/docs/StardustDocs/topics/fill.md
index a4c2103492..11e608b69e 100644
--- a/docs/StardustDocs/topics/fill.md
+++ b/docs/StardustDocs/topics/fill.md
@@ -6,6 +6,17 @@ Replace missing values.
 
 **Related operations**: [](updateConvert.md)
 
+The examples on this page use the following dataframe:
+
+<!---FUN fillDf-->
+
+```kotlin
+df
+```
+
+<!---END-->
+<inline-frame src="./resources/fillDf.html" width="100%" height="500px"></inline-frame>
+
 ## fillNulls
 
 Replaces `null` values with given value or expression. 
diff --git a/samples/src/test/kotlin/org/jetbrains/kotlinx/dataframe/samples/api/ColumnSelectorsSamples.kt b/samples/src/test/kotlin/org/jetbrains/kotlinx/dataframe/samples/api/ColumnSelectorsSamples.kt
index 37e8728e82..9dd231c892 100644
--- a/samples/src/test/kotlin/org/jetbrains/kotlinx/dataframe/samples/api/ColumnSelectorsSamples.kt
+++ b/samples/src/test/kotlin/org/jetbrains/kotlinx/dataframe/samples/api/ColumnSelectorsSamples.kt
@@ -1,6 +1,5 @@
 package org.jetbrains.kotlinx.dataframe.samples.api
 
-import org.jetbrains.kotlinx.dataframe.api.add
 import org.jetbrains.kotlinx.dataframe.api.after
 import org.jetbrains.kotlinx.dataframe.api.colsOf
 import org.jetbrains.kotlinx.dataframe.api.distinct
@@ -29,6 +28,14 @@ import org.junit.Test
 class ColumnSelectorsSamples : DataFrameSampleHelper("columnSelectors", "api") {
     val df = peopleDf
 
+    @Test
+    fun columnSelectorsDf() {
+        // SampleStart
+        df
+            // SampleEnd
+            .saveDfHtmlSample()
+    }
+
     @Test
     fun columnSelectorsUsageSelect() {
         // SampleStart
@@ -276,26 +283,23 @@ class ColumnSelectorsSamples : DataFrameSampleHelper("columnSelectors", "api") {
 
     @Test
     fun columnSelectorsByCondition() {
-        val df = df.add { "year" from { 0 } }
         // SampleStart
         // by condition
-        df.select { cols { it.name().startsWith("year") } }
+        df.select { cols { it.name().startsWith("a") } }
             // SampleEnd
             .saveDfHtmlSample()
     }
 
     @Test
     fun columnSelectorsByName() {
-        val df = df.add { "year" from { 0 } }
         // SampleStart
         // by condition
-        df.select { nameStartsWith("year") }
+        df.select { nameStartsWith("a") }
             // SampleEnd
     }
 
     @Test
     fun columnSelectorsByType() {
-        val df = df.add { "year" from { 0 } }
         // SampleStart
         // by type
         df.select { colsOf<Int?>() }
@@ -305,7 +309,6 @@ class ColumnSelectorsSamples : DataFrameSampleHelper("columnSelectors", "api") {
 
     @Test
     fun columnSelectorsByTypeWithCondition() {
-        val df = df.add { "year" from { 0 } }
         // SampleStart
         // by type with condition
         df.select { colsOf<Int?> { it.hasNulls() } }
@@ -315,7 +318,6 @@ class ColumnSelectorsSamples : DataFrameSampleHelper("columnSelectors", "api") {
 
     @Test
     fun columnSelectorsAllTopLevel() {
-        val df = df.add { "year" from { 0 } }
         // SampleStart
         // all top-level columns
         df.select { all() }
@@ -325,7 +327,6 @@ class ColumnSelectorsSamples : DataFrameSampleHelper("columnSelectors", "api") {
 
     @Test
     fun columnSelectorsTake() {
-        val df = df.add { "year" from { 0 } }
         // SampleStart
         // first n columns
         df.select { take(2) }
@@ -335,7 +336,6 @@ class ColumnSelectorsSamples : DataFrameSampleHelper("columnSelectors", "api") {
 
     @Test
     fun columnSelectorsTakeLast() {
-        val df = df.add { "year" from { 0 } }
         // SampleStart
         // last n columns
         df.select { takeLast(2) }
@@ -345,7 +345,6 @@ class ColumnSelectorsSamples : DataFrameSampleHelper("columnSelectors", "api") {
 
     @Test
     fun columnSelectorsDrop() {
-        val df = df.add { "year" from { 0 } }
         // SampleStart
         // all except first n columns
         df.select { drop(2) }
@@ -355,7 +354,6 @@ class ColumnSelectorsSamples : DataFrameSampleHelper("columnSelectors", "api") {
 
     @Test
     fun columnSelectorsDropLast() {
-        val df = df.add { "year" from { 0 } }
         // SampleStart
         // all except last n columns
         df.select { dropLast(2) }
@@ -365,17 +363,15 @@ class ColumnSelectorsSamples : DataFrameSampleHelper("columnSelectors", "api") {
 
     @Test
     fun columnSelectorsFirst() {
-        val df = df.add { "year" from { 0 } }
         // SampleStart
         // find the first column satisfying the condition
-        df.select { first { it.name.startsWith("year") } }
+        df.select { first { it.hasNulls() } }
             // SampleEnd
             .saveDfHtmlSample()
     }
 
     @Test
     fun columnSelectorsLastInGroup() {
-        val df = df.add { "year" from { 0 } }
         // SampleStart
         // find the last column inside a column group satisfying the condition
         df.select {
@@ -387,7 +383,6 @@ class ColumnSelectorsSamples : DataFrameSampleHelper("columnSelectors", "api") {
 
     @Test
     fun columnSelectorsAtAnyDepthExcludingGroups() {
-        val df = df.add { "year" from { 0 } }
         // SampleStart
         // traversal of columns at any depth from here excluding ColumnGroups
         df.select { colsAtAnyDepth().filter { !it.isColumnGroup() } }
@@ -397,7 +392,6 @@ class ColumnSelectorsSamples : DataFrameSampleHelper("columnSelectors", "api") {
 
     @Test
     fun columnSelectorsAtAnyDepthIncludingGroups() {
-        val df = df.add { "year" from { 0 } }
         // SampleStart
         // traversal of columns at any depth from here including ColumnGroups
         df.select { colsAtAnyDepth() }
@@ -407,7 +401,6 @@ class ColumnSelectorsSamples : DataFrameSampleHelper("columnSelectors", "api") {
 
     @Test
     fun columnSelectorsAtAnyDepthWithCondition() {
-        val df = df.add { "year" from { 0 } }
         // SampleStart
         // traversal of columns at any depth with condition
         df.select { colsAtAnyDepth().filter { it.name().contains("y") } }
@@ -417,7 +410,6 @@ class ColumnSelectorsSamples : DataFrameSampleHelper("columnSelectors", "api") {
 
     @Test
     fun columnSelectorsAtAnyDepthByType() {
-        val df = df.add { "year" from { 0 } }
         // SampleStart
         // traversal of columns at any depth to find columns of given type
         df.select { colsAtAnyDepth().colsOf<String>() }
@@ -427,7 +419,6 @@ class ColumnSelectorsSamples : DataFrameSampleHelper("columnSelectors", "api") {
 
     @Test
     fun columnSelectorsAllExcept() {
-        val df = df.add { "year" from { 0 } }
         // SampleStart
         // all columns except given column set
         df.select { allExcept { colsOf<String>() } }
@@ -437,7 +428,6 @@ class ColumnSelectorsSamples : DataFrameSampleHelper("columnSelectors", "api") {
 
     @Test
     fun columnSelectorsUnion() {
-        val df = df.add { "year" from { 0 } }
         // SampleStart
         // union of column sets
         df.select { take(2) and col(3) }
diff --git a/samples/src/test/kotlin/org/jetbrains/kotlinx/dataframe/samples/api/FillSamples.kt b/samples/src/test/kotlin/org/jetbrains/kotlinx/dataframe/samples/api/FillSamples.kt
index 178a6c2246..68f025ee2d 100644
--- a/samples/src/test/kotlin/org/jetbrains/kotlinx/dataframe/samples/api/FillSamples.kt
+++ b/samples/src/test/kotlin/org/jetbrains/kotlinx/dataframe/samples/api/FillSamples.kt
@@ -14,6 +14,14 @@ import org.junit.Test
 class FillSamples : DataFrameSampleHelper("fill", "api") {
     val df = peopleDf
 
+    @Test
+    fun fillDf() {
+        // SampleStart
+        df
+            // SampleEnd
+            .saveDfHtmlSample()
+    }
+
     @Test
     fun fillNulls() {
         // SampleStart

From c32874cdf9521e20b355ce260ac92746cd9cf524 Mon Sep 17 00:00:00 2001
From: Aleksandr Nikolaev <aleksandr.nikolaev@jetbrains.com>
Date: Mon, 31 Aug 2026 17:38:16 +0200
Subject: [PATCH 3/5] Replace `fillNaNs` samples with more illustrative ones

---
 .../columnSelectorsUsageFillNaNs.html         |  11 +-
 .../columnSelectorsUsageFillNaNsDf.html       | 511 ++++++++++++++++++
 .../resources/api/fill/fillNaNs.html          |  11 +-
 .../resources/api/fill/fillNaNsDf.html        | 511 ++++++++++++++++++
 .../api/pivot/pivotInward_properties.html     |   2 +-
 docs/StardustDocs/topics/ColumnSelectors.md   |  31 +-
 docs/StardustDocs/topics/_shadow_resources.md |   2 +
 docs/StardustDocs/topics/fill.md              |  15 +-
 .../samples/api/ColumnSelectorsSamples.kt     |  46 +-
 .../dataframe/samples/api/FillSamples.kt      |  30 +-
 10 files changed, 1131 insertions(+), 39 deletions(-)
 create mode 100644 docs/StardustDocs/resources/api/columnSelectors/columnSelectorsUsageFillNaNsDf.html
 create mode 100644 docs/StardustDocs/resources/api/fill/fillNaNsDf.html

diff --git a/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsUsageFillNaNs.html b/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsUsageFillNaNs.html
index bf549bf28c..003e4bbedb 100644
--- a/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsUsageFillNaNs.html
+++ b/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsUsageFillNaNs.html
@@ -457,14 +457,9 @@
 })()
 
 /*<!--*/
-call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"firstName: String\">firstName</span>", children: [], rightAlign: false, values: ["Alice","Bob","Charlie","Charlie","Bob","Alice","Charlie","Alice","Bob","Charlie"] }, 
-{ name: "<span title=\"lastName: String\">lastName</span>", children: [], rightAlign: false, values: ["Cooper","Dylan","Daniels","Chaplin","Marley","Wolf","Byrd","Smith","Brown","Johnson"] }, 
-{ name: "<span title=\"name: DataRow<*>\">name</span>", children: [0, 1], rightAlign: false, values: ["<span class=\"formatted\" title=\"firstName: Alice\nlastName: Cooper\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cooper<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Dylan\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dylan<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Daniels\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dan<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Chaplin\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cha<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Marley\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Marley<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Alice\nlastName: Wolf\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Wolf<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Byrd\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Byrd<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Alice\nlastName: Smith\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Smith<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Brown\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Brown<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Johnson\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Joh<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>"] }, 
-{ name: "<span title=\"age: Int\">age</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">45</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">40</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">18</span></span>"] }, 
-{ name: "<span title=\"city: String?\">city</span>", children: [], rightAlign: false, values: ["London","Dubai","Moscow","Milan","Tokyo","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","Moscow","Milan","London","Dubai"] }, 
-{ name: "<span title=\"weight: Int?\">weight</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">54</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">87</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">68</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">55</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">90</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">52</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">60</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">70</span></span>"] }, 
-{ name: "<span title=\"isHappy: Boolean\">isHappy</span>", children: [], rightAlign: false, values: ["true","true","false","true","true","false","true","false","false","false"] }, 
-], id: 0, rootId: 0, totalRows: 10 } ) });
+call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"name: String\">name</span>", children: [], rightAlign: false, values: ["Alice","Charlie"] }, 
+{ name: "<span title=\"weight: Double\">weight</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">54.0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0.0</span></span>"] }, 
+], id: 0, rootId: 0, totalRows: 2 } ) });
 /*-->*/
 
 call_DataFrame(function() { DataFrame.renderTable(0) });
diff --git a/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsUsageFillNaNsDf.html b/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsUsageFillNaNsDf.html
new file mode 100644
index 0000000000..d64ecaf89c
--- /dev/null
+++ b/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsUsageFillNaNsDf.html
@@ -0,0 +1,511 @@
+<html>
+<head>
+<style type="text/css">
+:root {
+    --background: #fff;
+    --background-odd: #f5f5f5;
+    --background-hover: #d9edfd;
+    --header-text-color: #474747;
+    --text-color: #848484;
+    --text-color-dark: #000;
+    --text-color-medium: #737373;
+    --text-color-pale: #b3b3b3;
+    --inner-border-color: #aaa;
+    --bold-border-color: #000;
+    --link-color: #296eaa;
+    --link-color-pale: #296eaa;
+    --link-hover: #1a466c;
+}
+
+:root[theme="dark"], :root [data-jp-theme-light="false"], .dataframe_dark{
+    --background: #303030;
+    --background-odd: #3c3c3c;
+    --background-hover: #464646;
+    --header-text-color: #dddddd;
+    --text-color: #b3b3b3;
+    --text-color-dark: #dddddd;
+    --text-color-medium: #b2b2b2;
+    --text-color-pale: #737373;
+    --inner-border-color: #707070;
+    --bold-border-color: #777777;
+    --link-color: #008dc0;
+    --link-color-pale: #97e1fb;
+    --link-hover: #00688e;
+}
+
+p.dataframe_description {
+    color: var(--text-color-dark);
+}
+
+table.dataframe {
+    font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
+    font-size: 12px;
+    background-color: var(--background);
+    color: var(--text-color-dark);
+    border: none;
+    border-collapse: collapse;
+}
+
+table.dataframe th, td {
+    padding: 6px;
+    border: 1px solid transparent;
+    text-align: left;
+}
+
+table.dataframe th {
+    background-color: var(--background);
+    color: var(--header-text-color);
+}
+
+table.dataframe td {
+    vertical-align: top;
+    white-space: nowrap;
+}
+
+table.dataframe th.bottomBorder {
+    border-bottom-color: var(--bold-border-color);
+}
+
+table.dataframe tbody > tr:nth-child(odd) {
+    background: var(--background-odd);
+}
+
+table.dataframe tbody > tr:nth-child(even) {
+    background: var(--background);
+}
+
+table.dataframe tbody > tr:hover {
+    background: var(--background-hover);
+}
+
+table.dataframe a {
+    cursor: pointer;
+    color: var(--link-color);
+    text-decoration: none;
+}
+
+table.dataframe tr:hover > td a {
+    color: var(--link-color-pale);
+}
+
+table.dataframe a:hover {
+    color: var(--link-hover);
+    text-decoration: underline;
+}
+
+table.dataframe img {
+    max-width: fit-content;
+}
+
+table.dataframe th.complex {
+    background-color: var(--background);
+    border: 1px solid var(--background);
+}
+
+table.dataframe .leftBorder {
+    border-left-color: var(--inner-border-color);
+}
+
+table.dataframe .rightBorder {
+    border-right-color: var(--inner-border-color);
+}
+
+table.dataframe .rightAlign {
+    text-align: right;
+}
+
+table.dataframe .expanderSvg {
+    width: 8px;
+    height: 8px;
+    margin-right: 3px;
+}
+
+table.dataframe .expander {
+    display: flex;
+    align-items: center;
+}
+
+/* formatting */
+
+table.dataframe .null {
+    color: var(--text-color-pale);
+}
+
+table.dataframe .structural {
+    color: var(--text-color-medium);
+    font-weight: bold;
+}
+
+table.dataframe .dataFrameCaption {
+    font-weight: bold;
+}
+
+table.dataframe .numbers {
+    color: var(--text-color-dark);
+}
+
+table.dataframe td:hover .formatted .structural, .null {
+    color: var(--text-color-dark);
+}
+
+table.dataframe tr:hover .formatted .structural, .null {
+    color: var(--text-color-dark);
+}
+
+
+body {
+    font-family: "JetBrains Mono",SFMono-Regular,Consolas,"Liberation Mono",Menlo,Courier,monospace;
+}       
+
+:root {
+    color: #19191C;
+    background-color: #fff;
+}
+
+:root[theme="dark"] {
+    background-color: #19191C;
+    color: #FFFFFFCC
+}
+
+details details {
+    margin-left: 20px; 
+}
+
+summary {
+    padding: 6px;
+}
+</style>
+</head>
+<body>
+<table class="dataframe" id="df_0"></table>
+
+<p class="dataframe_description"></p>
+</body>
+<script>
+(function () {
+    window.DataFrame = window.DataFrame || new (function () {
+        this.addTable = function (df) {
+            let cols = df.cols;
+            for (let i = 0; i < cols.length; i++) {
+                for (let c of cols[i].children) {
+                    cols[c].parent = i;
+                }
+            }
+            df.nrow = 0
+            for (let i = 0; i < df.cols.length; i++) {
+                if (df.cols[i].values.length > df.nrow) df.nrow = df.cols[i].values.length
+            }
+            if (df.id === df.rootId) {
+                df.expandedFrames = new Set()
+                df.childFrames = {}
+                const table = this.getTableElement(df.id)
+                table.df = df
+                for (let i = 0; i < df.cols.length; i++) {
+                    let col = df.cols[i]
+                    if (col.parent === undefined && col.children.length > 0) col.expanded = true
+                }
+            } else {
+                const rootDf = this.getTableData(df.rootId)
+                rootDf.childFrames[df.id] = df
+            }
+        }
+
+        this.computeRenderData = function (df) {
+            let result = []
+            let pos = 0
+            for (let col = 0; col < df.cols.length; col++) {
+                if (df.cols[col].parent === undefined)
+                    pos += this.computeRenderDataRec(df.cols, col, pos, 0, result, false, false)
+            }
+            for (let i = 0; i < result.length; i++) {
+                let row = result[i]
+                for (let j = 0; j < row.length; j++) {
+                    let cell = row[j]
+                    if (j === 0)
+                        cell.leftBd = false
+                    if (j < row.length - 1) {
+                        let nextData = row[j + 1]
+                        if (nextData.leftBd) cell.rightBd = true
+                        else if (cell.rightBd) nextData.leftBd = true
+                    } else cell.rightBd = false
+                }
+            }
+            return result
+        }
+
+        this.computeRenderDataRec = function (cols, colId, pos, depth, result, leftBorder, rightBorder) {
+            if (result.length === depth) {
+                const array = [];
+                if (pos > 0) {
+                    let j = 0
+                    for (let i = 0; j < pos; i++) {
+                        let c = result[depth - 1][i]
+                        j += c.span
+                        let copy = Object.assign({empty: true}, c)
+                        array.push(copy)
+                    }
+                }
+                result.push(array)
+            }
+            const col = cols[colId];
+            let size = 0;
+            if (col.expanded) {
+                let childPos = pos
+                for (let i = 0; i < col.children.length; i++) {
+                    let child = col.children[i]
+                    let childLeft = i === 0 && (col.children.length > 1 || leftBorder)
+                    let childRight = i === col.children.length - 1 && (col.children.length > 1 || rightBorder)
+                    let childSize = this.computeRenderDataRec(cols, child, childPos, depth + 1, result, childLeft, childRight)
+                    childPos += childSize
+                    size += childSize
+                }
+            } else {
+                for (let i = depth + 1; i < result.length; i++)
+                    result[i].push({id: colId, span: 1, leftBd: leftBorder, rightBd: rightBorder, empty: true})
+                size = 1
+            }
+            let left = leftBorder
+            let right = rightBorder
+            if (size > 1) {
+                left = true
+                right = true
+            }
+            result[depth].push({id: colId, span: size, leftBd: left, rightBd: right})
+            return size
+        }
+
+        this.getTableElement = function (id) {
+            return document.getElementById("df_" + id)
+        }
+
+        this.getTableData = function (id) {
+            return this.getTableElement(id).df
+        }
+
+        this.createExpander = function (isExpanded) {
+            const svgNs = "http://www.w3.org/2000/svg"
+            let svg = document.createElementNS(svgNs, "svg")
+            svg.classList.add("expanderSvg")
+            let path = document.createElementNS(svgNs, "path")
+            if (isExpanded) {
+                svg.setAttribute("viewBox", "0 -2 8 8")
+                path.setAttribute("d", "M1 0 l-1 1 4 4 4 -4 -1 -1 -3 3Z")
+            } else {
+                svg.setAttribute("viewBox", "-2 0 8 8")
+                path.setAttribute("d", "M1 0 l-1 1 3 3 -3 3 1 1 4 -4Z")
+            }
+            path.setAttribute("fill", "currentColor")
+            svg.appendChild(path)
+            return svg
+        }
+
+        this.renderTable = function (id) {
+
+            let table = this.getTableElement(id)
+
+            if (table === null) return
+
+            table.innerHTML = ""
+
+            let df = table.df
+            let rootDf = df.rootId === df.id ? df : this.getTableData(df.rootId)
+
+            // header
+            let header = document.createElement("thead")
+            table.appendChild(header)
+
+            let renderData = this.computeRenderData(df)
+            for (let j = 0; j < renderData.length; j++) {
+                let rowData = renderData[j]
+                let tr = document.createElement("tr");
+                let isLastRow = j === renderData.length - 1
+                header.appendChild(tr);
+                for (let i = 0; i < rowData.length; i++) {
+                    let cell = rowData[i]
+                    let th = document.createElement("th");
+                    th.setAttribute("colspan", cell.span)
+                    let colId = cell.id
+                    let col = df.cols[colId];
+                    if (!cell.empty) {
+                        if (col.children.length === 0) {
+                            th.innerHTML = col.name
+                        } else {
+                            let link = document.createElement("a")
+                            link.className = "expander"
+                            let that = this
+                            link.onclick = function () {
+                                col.expanded = !col.expanded
+                                that.renderTable(id)
+                            }
+                            link.appendChild(this.createExpander(col.expanded))
+                            link.innerHTML += col.name
+                            th.appendChild(link)
+                        }
+                    }
+                    let classes = (cell.leftBd ? " leftBorder" : "") + (cell.rightBd ? " rightBorder" : "")
+                    if (col.rightAlign)
+                        classes += " rightAlign"
+                    if (isLastRow)
+                        classes += " bottomBorder"
+                    if (classes.length > 0)
+                        th.setAttribute("class", classes)
+                    tr.appendChild(th)
+                }
+            }
+
+            // body
+            let body = document.createElement("tbody")
+            table.appendChild(body)
+
+            let columns = renderData.pop()
+            for (let row = 0; row < df.nrow; row++) {
+                let tr = document.createElement("tr");
+                body.appendChild(tr)
+                for (let i = 0; i < columns.length; i++) {
+                    let cell = columns[i]
+                    let td = document.createElement("td");
+                    let colId = cell.id
+                    let col = df.cols[colId]
+                    let classes = (cell.leftBd ? " leftBorder" : "") + (cell.rightBd ? " rightBorder" : "")
+                    if (col.rightAlign)
+                        classes += " rightAlign"
+                    if (classes.length > 0)
+                        td.setAttribute("class", classes)
+                    tr.appendChild(td)
+                    let value = col.values[row]
+                    if (value.frameId !== undefined) {
+                        let frameId = value.frameId
+                        let expanded = rootDf.expandedFrames.has(frameId)
+                        let link = document.createElement("a")
+                        link.className = "expander"
+                        let that = this
+                        link.onclick = function () {
+                            if (rootDf.expandedFrames.has(frameId))
+                                rootDf.expandedFrames.delete(frameId)
+                            else rootDf.expandedFrames.add(frameId)
+                            that.renderTable(id)
+                        }
+                        link.appendChild(this.createExpander(expanded))
+                        link.innerHTML += value.value
+                        if (expanded) {
+                            td.appendChild(link)
+                            td.appendChild(document.createElement("p"))
+                            const childTable = document.createElement("table")
+                            childTable.className = "dataframe"
+                            childTable.id = "df_" + frameId
+                            let childDf = rootDf.childFrames[frameId]
+                            childTable.df = childDf
+                            td.appendChild(childTable)
+                            this.renderTable(frameId)
+                            if (childDf.nrow !== childDf.totalRows) {
+                                const footer = document.createElement("p")
+                                footer.innerText = `... showing only top ${childDf.nrow} of ${childDf.totalRows} rows`
+                                td.appendChild(footer)
+                            }
+                        } else {
+                            td.appendChild(link)
+                        }
+                    } else if (value.style !== undefined) {
+                        td.innerHTML = value.value
+                        td.setAttribute("style", value.style)
+                    } else td.innerHTML = value
+                    this.nodeScriptReplace(td)
+                }
+            }
+        }
+
+        this.nodeScriptReplace = function (node) {
+            if (this.nodeScriptIs(node) === true) {
+                node.parentNode.replaceChild(this.nodeScriptClone(node), node);
+            } else {
+                let i = -1, children = node.childNodes;
+                while (++i < children.length) {
+                    this.nodeScriptReplace(children[i]);
+                }
+            }
+
+            return node;
+        }
+
+        this.nodeScriptClone = function (node) {
+            let script = document.createElement("script");
+            script.text = node.innerHTML;
+
+            let i = -1, attrs = node.attributes, attr;
+            while (++i < attrs.length) {
+                script.setAttribute((attr = attrs[i]).name, attr.value);
+            }
+            return script;
+        }
+
+        this.nodeScriptIs = function (node) {
+            return node.tagName === 'SCRIPT';
+        }
+    })()
+
+    window.call_DataFrame = function (f) {
+        return f();
+    };
+
+    let funQueue = window["kotlinQueues"] && window["kotlinQueues"]["DataFrame"];
+    if (funQueue) {
+        funQueue.forEach(function (f) {
+            f();
+        });
+        funQueue = [];
+    }
+})()
+
+/*<!--*/
+call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"name: String\">name</span>", children: [], rightAlign: false, values: ["Alice","Charlie"] }, 
+{ name: "<span title=\"weight: Double\">weight</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">54.0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">NaN</span></span>"] }, 
+], id: 0, rootId: 0, totalRows: 2 } ) });
+/*-->*/
+
+call_DataFrame(function() { DataFrame.renderTable(0) });
+
+function sendHeight() {
+    const table = document.querySelector('table.dataframe');
+    if (!table) return;
+
+    let height = 0;
+    
+    const thead = table.querySelector('thead');
+    if (thead) height += thead.offsetHeight;
+    
+    const rows = table.querySelectorAll(':scope > tbody > tr');
+    rows.forEach(row => {
+        height += row.offsetHeight;
+    });
+    
+    height += getVerticalMargins(table) + 10;
+
+    window.parent.postMessage({ type: 'iframeHeight', height: Math.ceil(height) }, '*');
+}
+
+function getVerticalMargins(element) {
+    const style = getComputedStyle(element);
+    return parseFloat(style.marginTop) + parseFloat(style.marginBottom);
+}
+
+function repeatHeightCalculation(maxRetries = 10, interval = 100) {
+    let retries = 0;
+    const intervalId = setInterval(() => {
+        sendHeight();
+        retries++;
+        if (retries >= maxRetries) clearInterval(intervalId);
+    }, interval);
+}
+
+window.addEventListener('load', repeatHeightCalculation);
+
+const observer = new MutationObserver(() => repeatHeightCalculation(5, 50));
+observer.observe(document.querySelector('.dataframe'), {
+    childList: true,
+    subtree: true,
+    characterData: true,
+});
+
+
+</script>
+</html>
diff --git a/docs/StardustDocs/resources/api/fill/fillNaNs.html b/docs/StardustDocs/resources/api/fill/fillNaNs.html
index bf549bf28c..003e4bbedb 100644
--- a/docs/StardustDocs/resources/api/fill/fillNaNs.html
+++ b/docs/StardustDocs/resources/api/fill/fillNaNs.html
@@ -457,14 +457,9 @@
 })()
 
 /*<!--*/
-call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"firstName: String\">firstName</span>", children: [], rightAlign: false, values: ["Alice","Bob","Charlie","Charlie","Bob","Alice","Charlie","Alice","Bob","Charlie"] }, 
-{ name: "<span title=\"lastName: String\">lastName</span>", children: [], rightAlign: false, values: ["Cooper","Dylan","Daniels","Chaplin","Marley","Wolf","Byrd","Smith","Brown","Johnson"] }, 
-{ name: "<span title=\"name: DataRow<*>\">name</span>", children: [0, 1], rightAlign: false, values: ["<span class=\"formatted\" title=\"firstName: Alice\nlastName: Cooper\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cooper<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Dylan\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dylan<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Daniels\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dan<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Chaplin\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cha<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Marley\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Marley<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Alice\nlastName: Wolf\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Wolf<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Byrd\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Byrd<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Alice\nlastName: Smith\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Smith<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Brown\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Brown<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Johnson\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Joh<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>"] }, 
-{ name: "<span title=\"age: Int\">age</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">45</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">40</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">18</span></span>"] }, 
-{ name: "<span title=\"city: String?\">city</span>", children: [], rightAlign: false, values: ["London","Dubai","Moscow","Milan","Tokyo","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","Moscow","Milan","London","Dubai"] }, 
-{ name: "<span title=\"weight: Int?\">weight</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">54</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">87</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">68</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">55</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">90</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">52</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">60</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">70</span></span>"] }, 
-{ name: "<span title=\"isHappy: Boolean\">isHappy</span>", children: [], rightAlign: false, values: ["true","true","false","true","true","false","true","false","false","false"] }, 
-], id: 0, rootId: 0, totalRows: 10 } ) });
+call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"name: String\">name</span>", children: [], rightAlign: false, values: ["Alice","Charlie"] }, 
+{ name: "<span title=\"weight: Double\">weight</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">54.0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0.0</span></span>"] }, 
+], id: 0, rootId: 0, totalRows: 2 } ) });
 /*-->*/
 
 call_DataFrame(function() { DataFrame.renderTable(0) });
diff --git a/docs/StardustDocs/resources/api/fill/fillNaNsDf.html b/docs/StardustDocs/resources/api/fill/fillNaNsDf.html
new file mode 100644
index 0000000000..d64ecaf89c
--- /dev/null
+++ b/docs/StardustDocs/resources/api/fill/fillNaNsDf.html
@@ -0,0 +1,511 @@
+<html>
+<head>
+<style type="text/css">
+:root {
+    --background: #fff;
+    --background-odd: #f5f5f5;
+    --background-hover: #d9edfd;
+    --header-text-color: #474747;
+    --text-color: #848484;
+    --text-color-dark: #000;
+    --text-color-medium: #737373;
+    --text-color-pale: #b3b3b3;
+    --inner-border-color: #aaa;
+    --bold-border-color: #000;
+    --link-color: #296eaa;
+    --link-color-pale: #296eaa;
+    --link-hover: #1a466c;
+}
+
+:root[theme="dark"], :root [data-jp-theme-light="false"], .dataframe_dark{
+    --background: #303030;
+    --background-odd: #3c3c3c;
+    --background-hover: #464646;
+    --header-text-color: #dddddd;
+    --text-color: #b3b3b3;
+    --text-color-dark: #dddddd;
+    --text-color-medium: #b2b2b2;
+    --text-color-pale: #737373;
+    --inner-border-color: #707070;
+    --bold-border-color: #777777;
+    --link-color: #008dc0;
+    --link-color-pale: #97e1fb;
+    --link-hover: #00688e;
+}
+
+p.dataframe_description {
+    color: var(--text-color-dark);
+}
+
+table.dataframe {
+    font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
+    font-size: 12px;
+    background-color: var(--background);
+    color: var(--text-color-dark);
+    border: none;
+    border-collapse: collapse;
+}
+
+table.dataframe th, td {
+    padding: 6px;
+    border: 1px solid transparent;
+    text-align: left;
+}
+
+table.dataframe th {
+    background-color: var(--background);
+    color: var(--header-text-color);
+}
+
+table.dataframe td {
+    vertical-align: top;
+    white-space: nowrap;
+}
+
+table.dataframe th.bottomBorder {
+    border-bottom-color: var(--bold-border-color);
+}
+
+table.dataframe tbody > tr:nth-child(odd) {
+    background: var(--background-odd);
+}
+
+table.dataframe tbody > tr:nth-child(even) {
+    background: var(--background);
+}
+
+table.dataframe tbody > tr:hover {
+    background: var(--background-hover);
+}
+
+table.dataframe a {
+    cursor: pointer;
+    color: var(--link-color);
+    text-decoration: none;
+}
+
+table.dataframe tr:hover > td a {
+    color: var(--link-color-pale);
+}
+
+table.dataframe a:hover {
+    color: var(--link-hover);
+    text-decoration: underline;
+}
+
+table.dataframe img {
+    max-width: fit-content;
+}
+
+table.dataframe th.complex {
+    background-color: var(--background);
+    border: 1px solid var(--background);
+}
+
+table.dataframe .leftBorder {
+    border-left-color: var(--inner-border-color);
+}
+
+table.dataframe .rightBorder {
+    border-right-color: var(--inner-border-color);
+}
+
+table.dataframe .rightAlign {
+    text-align: right;
+}
+
+table.dataframe .expanderSvg {
+    width: 8px;
+    height: 8px;
+    margin-right: 3px;
+}
+
+table.dataframe .expander {
+    display: flex;
+    align-items: center;
+}
+
+/* formatting */
+
+table.dataframe .null {
+    color: var(--text-color-pale);
+}
+
+table.dataframe .structural {
+    color: var(--text-color-medium);
+    font-weight: bold;
+}
+
+table.dataframe .dataFrameCaption {
+    font-weight: bold;
+}
+
+table.dataframe .numbers {
+    color: var(--text-color-dark);
+}
+
+table.dataframe td:hover .formatted .structural, .null {
+    color: var(--text-color-dark);
+}
+
+table.dataframe tr:hover .formatted .structural, .null {
+    color: var(--text-color-dark);
+}
+
+
+body {
+    font-family: "JetBrains Mono",SFMono-Regular,Consolas,"Liberation Mono",Menlo,Courier,monospace;
+}       
+
+:root {
+    color: #19191C;
+    background-color: #fff;
+}
+
+:root[theme="dark"] {
+    background-color: #19191C;
+    color: #FFFFFFCC
+}
+
+details details {
+    margin-left: 20px; 
+}
+
+summary {
+    padding: 6px;
+}
+</style>
+</head>
+<body>
+<table class="dataframe" id="df_0"></table>
+
+<p class="dataframe_description"></p>
+</body>
+<script>
+(function () {
+    window.DataFrame = window.DataFrame || new (function () {
+        this.addTable = function (df) {
+            let cols = df.cols;
+            for (let i = 0; i < cols.length; i++) {
+                for (let c of cols[i].children) {
+                    cols[c].parent = i;
+                }
+            }
+            df.nrow = 0
+            for (let i = 0; i < df.cols.length; i++) {
+                if (df.cols[i].values.length > df.nrow) df.nrow = df.cols[i].values.length
+            }
+            if (df.id === df.rootId) {
+                df.expandedFrames = new Set()
+                df.childFrames = {}
+                const table = this.getTableElement(df.id)
+                table.df = df
+                for (let i = 0; i < df.cols.length; i++) {
+                    let col = df.cols[i]
+                    if (col.parent === undefined && col.children.length > 0) col.expanded = true
+                }
+            } else {
+                const rootDf = this.getTableData(df.rootId)
+                rootDf.childFrames[df.id] = df
+            }
+        }
+
+        this.computeRenderData = function (df) {
+            let result = []
+            let pos = 0
+            for (let col = 0; col < df.cols.length; col++) {
+                if (df.cols[col].parent === undefined)
+                    pos += this.computeRenderDataRec(df.cols, col, pos, 0, result, false, false)
+            }
+            for (let i = 0; i < result.length; i++) {
+                let row = result[i]
+                for (let j = 0; j < row.length; j++) {
+                    let cell = row[j]
+                    if (j === 0)
+                        cell.leftBd = false
+                    if (j < row.length - 1) {
+                        let nextData = row[j + 1]
+                        if (nextData.leftBd) cell.rightBd = true
+                        else if (cell.rightBd) nextData.leftBd = true
+                    } else cell.rightBd = false
+                }
+            }
+            return result
+        }
+
+        this.computeRenderDataRec = function (cols, colId, pos, depth, result, leftBorder, rightBorder) {
+            if (result.length === depth) {
+                const array = [];
+                if (pos > 0) {
+                    let j = 0
+                    for (let i = 0; j < pos; i++) {
+                        let c = result[depth - 1][i]
+                        j += c.span
+                        let copy = Object.assign({empty: true}, c)
+                        array.push(copy)
+                    }
+                }
+                result.push(array)
+            }
+            const col = cols[colId];
+            let size = 0;
+            if (col.expanded) {
+                let childPos = pos
+                for (let i = 0; i < col.children.length; i++) {
+                    let child = col.children[i]
+                    let childLeft = i === 0 && (col.children.length > 1 || leftBorder)
+                    let childRight = i === col.children.length - 1 && (col.children.length > 1 || rightBorder)
+                    let childSize = this.computeRenderDataRec(cols, child, childPos, depth + 1, result, childLeft, childRight)
+                    childPos += childSize
+                    size += childSize
+                }
+            } else {
+                for (let i = depth + 1; i < result.length; i++)
+                    result[i].push({id: colId, span: 1, leftBd: leftBorder, rightBd: rightBorder, empty: true})
+                size = 1
+            }
+            let left = leftBorder
+            let right = rightBorder
+            if (size > 1) {
+                left = true
+                right = true
+            }
+            result[depth].push({id: colId, span: size, leftBd: left, rightBd: right})
+            return size
+        }
+
+        this.getTableElement = function (id) {
+            return document.getElementById("df_" + id)
+        }
+
+        this.getTableData = function (id) {
+            return this.getTableElement(id).df
+        }
+
+        this.createExpander = function (isExpanded) {
+            const svgNs = "http://www.w3.org/2000/svg"
+            let svg = document.createElementNS(svgNs, "svg")
+            svg.classList.add("expanderSvg")
+            let path = document.createElementNS(svgNs, "path")
+            if (isExpanded) {
+                svg.setAttribute("viewBox", "0 -2 8 8")
+                path.setAttribute("d", "M1 0 l-1 1 4 4 4 -4 -1 -1 -3 3Z")
+            } else {
+                svg.setAttribute("viewBox", "-2 0 8 8")
+                path.setAttribute("d", "M1 0 l-1 1 3 3 -3 3 1 1 4 -4Z")
+            }
+            path.setAttribute("fill", "currentColor")
+            svg.appendChild(path)
+            return svg
+        }
+
+        this.renderTable = function (id) {
+
+            let table = this.getTableElement(id)
+
+            if (table === null) return
+
+            table.innerHTML = ""
+
+            let df = table.df
+            let rootDf = df.rootId === df.id ? df : this.getTableData(df.rootId)
+
+            // header
+            let header = document.createElement("thead")
+            table.appendChild(header)
+
+            let renderData = this.computeRenderData(df)
+            for (let j = 0; j < renderData.length; j++) {
+                let rowData = renderData[j]
+                let tr = document.createElement("tr");
+                let isLastRow = j === renderData.length - 1
+                header.appendChild(tr);
+                for (let i = 0; i < rowData.length; i++) {
+                    let cell = rowData[i]
+                    let th = document.createElement("th");
+                    th.setAttribute("colspan", cell.span)
+                    let colId = cell.id
+                    let col = df.cols[colId];
+                    if (!cell.empty) {
+                        if (col.children.length === 0) {
+                            th.innerHTML = col.name
+                        } else {
+                            let link = document.createElement("a")
+                            link.className = "expander"
+                            let that = this
+                            link.onclick = function () {
+                                col.expanded = !col.expanded
+                                that.renderTable(id)
+                            }
+                            link.appendChild(this.createExpander(col.expanded))
+                            link.innerHTML += col.name
+                            th.appendChild(link)
+                        }
+                    }
+                    let classes = (cell.leftBd ? " leftBorder" : "") + (cell.rightBd ? " rightBorder" : "")
+                    if (col.rightAlign)
+                        classes += " rightAlign"
+                    if (isLastRow)
+                        classes += " bottomBorder"
+                    if (classes.length > 0)
+                        th.setAttribute("class", classes)
+                    tr.appendChild(th)
+                }
+            }
+
+            // body
+            let body = document.createElement("tbody")
+            table.appendChild(body)
+
+            let columns = renderData.pop()
+            for (let row = 0; row < df.nrow; row++) {
+                let tr = document.createElement("tr");
+                body.appendChild(tr)
+                for (let i = 0; i < columns.length; i++) {
+                    let cell = columns[i]
+                    let td = document.createElement("td");
+                    let colId = cell.id
+                    let col = df.cols[colId]
+                    let classes = (cell.leftBd ? " leftBorder" : "") + (cell.rightBd ? " rightBorder" : "")
+                    if (col.rightAlign)
+                        classes += " rightAlign"
+                    if (classes.length > 0)
+                        td.setAttribute("class", classes)
+                    tr.appendChild(td)
+                    let value = col.values[row]
+                    if (value.frameId !== undefined) {
+                        let frameId = value.frameId
+                        let expanded = rootDf.expandedFrames.has(frameId)
+                        let link = document.createElement("a")
+                        link.className = "expander"
+                        let that = this
+                        link.onclick = function () {
+                            if (rootDf.expandedFrames.has(frameId))
+                                rootDf.expandedFrames.delete(frameId)
+                            else rootDf.expandedFrames.add(frameId)
+                            that.renderTable(id)
+                        }
+                        link.appendChild(this.createExpander(expanded))
+                        link.innerHTML += value.value
+                        if (expanded) {
+                            td.appendChild(link)
+                            td.appendChild(document.createElement("p"))
+                            const childTable = document.createElement("table")
+                            childTable.className = "dataframe"
+                            childTable.id = "df_" + frameId
+                            let childDf = rootDf.childFrames[frameId]
+                            childTable.df = childDf
+                            td.appendChild(childTable)
+                            this.renderTable(frameId)
+                            if (childDf.nrow !== childDf.totalRows) {
+                                const footer = document.createElement("p")
+                                footer.innerText = `... showing only top ${childDf.nrow} of ${childDf.totalRows} rows`
+                                td.appendChild(footer)
+                            }
+                        } else {
+                            td.appendChild(link)
+                        }
+                    } else if (value.style !== undefined) {
+                        td.innerHTML = value.value
+                        td.setAttribute("style", value.style)
+                    } else td.innerHTML = value
+                    this.nodeScriptReplace(td)
+                }
+            }
+        }
+
+        this.nodeScriptReplace = function (node) {
+            if (this.nodeScriptIs(node) === true) {
+                node.parentNode.replaceChild(this.nodeScriptClone(node), node);
+            } else {
+                let i = -1, children = node.childNodes;
+                while (++i < children.length) {
+                    this.nodeScriptReplace(children[i]);
+                }
+            }
+
+            return node;
+        }
+
+        this.nodeScriptClone = function (node) {
+            let script = document.createElement("script");
+            script.text = node.innerHTML;
+
+            let i = -1, attrs = node.attributes, attr;
+            while (++i < attrs.length) {
+                script.setAttribute((attr = attrs[i]).name, attr.value);
+            }
+            return script;
+        }
+
+        this.nodeScriptIs = function (node) {
+            return node.tagName === 'SCRIPT';
+        }
+    })()
+
+    window.call_DataFrame = function (f) {
+        return f();
+    };
+
+    let funQueue = window["kotlinQueues"] && window["kotlinQueues"]["DataFrame"];
+    if (funQueue) {
+        funQueue.forEach(function (f) {
+            f();
+        });
+        funQueue = [];
+    }
+})()
+
+/*<!--*/
+call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"name: String\">name</span>", children: [], rightAlign: false, values: ["Alice","Charlie"] }, 
+{ name: "<span title=\"weight: Double\">weight</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">54.0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">NaN</span></span>"] }, 
+], id: 0, rootId: 0, totalRows: 2 } ) });
+/*-->*/
+
+call_DataFrame(function() { DataFrame.renderTable(0) });
+
+function sendHeight() {
+    const table = document.querySelector('table.dataframe');
+    if (!table) return;
+
+    let height = 0;
+    
+    const thead = table.querySelector('thead');
+    if (thead) height += thead.offsetHeight;
+    
+    const rows = table.querySelectorAll(':scope > tbody > tr');
+    rows.forEach(row => {
+        height += row.offsetHeight;
+    });
+    
+    height += getVerticalMargins(table) + 10;
+
+    window.parent.postMessage({ type: 'iframeHeight', height: Math.ceil(height) }, '*');
+}
+
+function getVerticalMargins(element) {
+    const style = getComputedStyle(element);
+    return parseFloat(style.marginTop) + parseFloat(style.marginBottom);
+}
+
+function repeatHeightCalculation(maxRetries = 10, interval = 100) {
+    let retries = 0;
+    const intervalId = setInterval(() => {
+        sendHeight();
+        retries++;
+        if (retries >= maxRetries) clearInterval(intervalId);
+    }, interval);
+}
+
+window.addEventListener('load', repeatHeightCalculation);
+
+const observer = new MutationObserver(() => repeatHeightCalculation(5, 50));
+observer.observe(document.querySelector('.dataframe'), {
+    childList: true,
+    subtree: true,
+    characterData: true,
+});
+
+
+</script>
+</html>
diff --git a/docs/StardustDocs/resources/api/pivot/pivotInward_properties.html b/docs/StardustDocs/resources/api/pivot/pivotInward_properties.html
index 42fc3ed2a9..77e6e65e48 100644
--- a/docs/StardustDocs/resources/api/pivot/pivotInward_properties.html
+++ b/docs/StardustDocs/resources/api/pivot/pivotInward_properties.html
@@ -459,7 +459,7 @@
 /*<!--*/
 call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"true: api.FormattedFrame<Any?>\" style=\"color:#f44336;font-family:ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, 'Liberation Mono', 'Courier New', monospace\">true</span>", children: [], rightAlign: false, values: [{ frameId: 1, value: "<b>DataFrame 5 x 5</b>" }] }, 
 { name: "<span title=\"false: api.FormattedFrame<Any?>\" style=\"color:#f44336;font-family:ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, 'Liberation Mono', 'Courier New', monospace\">false</span>", children: [], rightAlign: false, values: [{ frameId: 2, value: "<b>DataFrame 5 x 5</b>" }] }, 
-{ name: "<span title=\"isHappy: DataRow<*>\" style=\"color:#f44336;font-family:ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, 'Liberation Mono', 'Courier New', monospace\">isHappy</span>", children: [0, 1], rightAlign: false, values: ["<span class=\"formatted\" title=\"true: org.jetbrains.kotlinx.dataframe.api.FormattedFrame@6009cd34\nfalse: org.jetbrains.kotlinx.dataframe.api.FormattedFrame@1b0e031b\"><span class=\"structural\">{ </span><span class=\"structural\">true: </span>org.jetbrains.kotlinx<span class=\"structural\">...</span><span class=\"structural\">, </span><span class=\"structural\">f...</span><span class=\"structural\"> }</span></span>"] }, 
+{ name: "<span title=\"isHappy: DataRow<*>\" style=\"color:#f44336;font-family:ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, 'Liberation Mono', 'Courier New', monospace\">isHappy</span>", children: [0, 1], rightAlign: false, values: ["<span class=\"formatted\" title=\"true: org.jetbrains.kotlinx.dataframe.api.FormattedFrame@50a7c72b\nfalse: org.jetbrains.kotlinx.dataframe.api.FormattedFrame@3a0896b3\"><span class=\"structural\">{ </span><span class=\"structural\">true: </span>org.jetbrains.kotlinx<span class=\"structural\">...</span><span class=\"structural\">, </span><span class=\"structural\">f...</span><span class=\"structural\"> }</span></span>"] }, 
 ], id: 0, rootId: 0, totalRows: 1 } ) });
 /*-->*/
 
diff --git a/docs/StardustDocs/topics/ColumnSelectors.md b/docs/StardustDocs/topics/ColumnSelectors.md
index fa136e87af..b7ed265052 100644
--- a/docs/StardustDocs/topics/ColumnSelectors.md
+++ b/docs/StardustDocs/topics/ColumnSelectors.md
@@ -4,7 +4,7 @@
 
 [`DataFrame`](DataFrame.md) provides a DSL for selecting an arbitrary set of columns: the Columns Selection DSL.
 
-The examples on this page use the following dataframe:
+Unless stated otherwise, the examples on this page use the following dataframe:
 
 <!---FUN columnSelectorsDf-->
 
@@ -26,15 +26,6 @@ df.select { age and name }
 <!---END-->
 <inline-frame src="./resources/columnSelectorsUsageSelect.html" width="100%" height="500px"></inline-frame>
 
-<!---FUN columnSelectorsUsageFillNaNs-->
-
-```kotlin
-df.fillNaNs { colsAtAnyDepth().colsOf<Double>() }.withZero()
-```
-
-<!---END-->
-<inline-frame src="./resources/columnSelectorsUsageFillNaNs.html" width="100%" height="500px"></inline-frame>
-
 <!---FUN columnSelectorsUsageRemove-->
 
 ```kotlin
@@ -80,6 +71,26 @@ df.move { name.firstName and name.lastName }.after { city }
 <!---END-->
 <inline-frame src="./resources/columnSelectorsUsageMove.html" width="100%" height="500px"></inline-frame>
 
+For the `fillNaNs` example, the following dataframe is used:
+
+<!---FUN columnSelectorsUsageFillNaNsDf-->
+
+```kotlin
+dfWithNaNs
+```
+
+<!---END-->
+<inline-frame src="./resources/columnSelectorsUsageFillNaNsDf.html" width="100%" height="500px"></inline-frame>
+
+<!---FUN columnSelectorsUsageFillNaNs-->
+
+```kotlin
+dfWithNaNs.fillNaNs { colsAtAnyDepth().colsOf<Double>() }.withZero()
+```
+
+<!---END-->
+<inline-frame src="./resources/columnSelectorsUsageFillNaNs.html" width="100%" height="500px"></inline-frame>
+
 #### Full DSL Grammar {collapsible="true"}
 
 **Definitions**
diff --git a/docs/StardustDocs/topics/_shadow_resources.md b/docs/StardustDocs/topics/_shadow_resources.md
index 56cf688e67..70f722199c 100644
--- a/docs/StardustDocs/topics/_shadow_resources.md
+++ b/docs/StardustDocs/topics/_shadow_resources.md
@@ -42,6 +42,7 @@
 <resource src="columnSelectorsTwoColumns_properties.html"></resource>
 <resource src="columnSelectorsUnion.html"></resource>
 <resource src="columnSelectorsUsageFillNaNs.html"></resource>
+<resource src="columnSelectorsUsageFillNaNsDf.html"></resource>
 <resource src="columnSelectorsUsageGather.html"></resource>
 <resource src="columnSelectorsUsageGroup.html"></resource>
 <resource src="columnSelectorsUsageMove.html"></resource>
@@ -78,6 +79,7 @@
 <resource src="fillDf.html"></resource>
 <resource src="fillNA.html"></resource>
 <resource src="fillNaNs.html"></resource>
+<resource src="fillNaNsDf.html"></resource>
 <resource src="fillNulls.html"></resource>
 <resource src="firstOnColumnDf.html"></resource>
 <resource src="formatHeader.html"></resource>
diff --git a/docs/StardustDocs/topics/fill.md b/docs/StardustDocs/topics/fill.md
index 11e608b69e..33d037a3cb 100644
--- a/docs/StardustDocs/topics/fill.md
+++ b/docs/StardustDocs/topics/fill.md
@@ -6,7 +6,7 @@ Replace missing values.
 
 **Related operations**: [](updateConvert.md)
 
-The examples on this page use the following dataframe:
+Unless stated otherwise, the examples on this page use the following dataframe:
 
 <!---FUN fillDf-->
 
@@ -48,10 +48,21 @@ Replaces [`NaN` values](nanAndNa.md#nan) (`Double.NaN` and `Float.NaN`) with giv
 
 See [column selectors](ColumnSelectors.md) for how to select the columns for this operation.
 
+For the `fillNaNs` example, the following dataframe is used:
+
+<!---FUN fillNaNsDf-->
+
+```kotlin
+dfWithNaNs
+```
+
+<!---END-->
+<inline-frame src="./resources/fillNaNsDf.html" width="100%" height="500px"></inline-frame>
+
 <!---FUN fillNaNs-->
 
 ```kotlin
-df.fillNaNs { colsOf<Double>() }.withZero()
+dfWithNaNs.fillNaNs { colsOf<Double>() }.withZero()
 ```
 
 <!---END-->
diff --git a/samples/src/test/kotlin/org/jetbrains/kotlinx/dataframe/samples/api/ColumnSelectorsSamples.kt b/samples/src/test/kotlin/org/jetbrains/kotlinx/dataframe/samples/api/ColumnSelectorsSamples.kt
index 9dd231c892..377e8759eb 100644
--- a/samples/src/test/kotlin/org/jetbrains/kotlinx/dataframe/samples/api/ColumnSelectorsSamples.kt
+++ b/samples/src/test/kotlin/org/jetbrains/kotlinx/dataframe/samples/api/ColumnSelectorsSamples.kt
@@ -1,7 +1,11 @@
 package org.jetbrains.kotlinx.dataframe.samples.api
 
+import org.jetbrains.kotlinx.dataframe.DataFrame
+import org.jetbrains.kotlinx.dataframe.annotations.DataSchema
 import org.jetbrains.kotlinx.dataframe.api.after
+import org.jetbrains.kotlinx.dataframe.api.cast
 import org.jetbrains.kotlinx.dataframe.api.colsOf
+import org.jetbrains.kotlinx.dataframe.api.dataFrameOf
 import org.jetbrains.kotlinx.dataframe.api.distinct
 import org.jetbrains.kotlinx.dataframe.api.drop
 import org.jetbrains.kotlinx.dataframe.api.dropLast
@@ -26,6 +30,22 @@ import org.jetbrains.kotlinx.dataframe.samples.DataFrameSampleHelper
 import org.junit.Test
 
 class ColumnSelectorsSamples : DataFrameSampleHelper("columnSelectors", "api") {
+    @DataSchema
+    interface PersonWithWeight {
+        val name: String
+        val weight: Double
+    }
+
+    private val dfWithNaNs: DataFrame<PersonWithWeight> = dataFrameOf(
+        "name",
+        "weight",
+    )(
+        "Alice",
+        54.0,
+        "Charlie",
+        Double.NaN,
+    ).cast()
+
     val df = peopleDf
 
     @Test
@@ -44,14 +64,6 @@ class ColumnSelectorsSamples : DataFrameSampleHelper("columnSelectors", "api") {
             .saveDfHtmlSample()
     }
 
-    @Test
-    fun columnSelectorsUsageFillNaNs() {
-        // SampleStart
-        df.fillNaNs { colsAtAnyDepth().colsOf<Double>() }.withZero()
-            // SampleEnd
-            .saveDfHtmlSample()
-    }
-
     @Test
     fun columnSelectorsUsageRemove() {
         // SampleStart
@@ -92,6 +104,22 @@ class ColumnSelectorsSamples : DataFrameSampleHelper("columnSelectors", "api") {
             .saveDfHtmlSample()
     }
 
+    @Test
+    fun columnSelectorsUsageFillNaNsDf() {
+        // SampleStart
+        dfWithNaNs
+            // SampleEnd
+            .saveDfHtmlSample()
+    }
+
+    @Test
+    fun columnSelectorsUsageFillNaNs() {
+        // SampleStart
+        dfWithNaNs.fillNaNs { colsAtAnyDepth().colsOf<Double>() }.withZero()
+            // SampleEnd
+            .saveDfHtmlSample()
+    }
+
     @Test
     fun columnSelectorsByColumnNameIt_properties() {
         // SampleStart
@@ -295,7 +323,7 @@ class ColumnSelectorsSamples : DataFrameSampleHelper("columnSelectors", "api") {
         // SampleStart
         // by condition
         df.select { nameStartsWith("a") }
-            // SampleEnd
+        // SampleEnd
     }
 
     @Test
diff --git a/samples/src/test/kotlin/org/jetbrains/kotlinx/dataframe/samples/api/FillSamples.kt b/samples/src/test/kotlin/org/jetbrains/kotlinx/dataframe/samples/api/FillSamples.kt
index 68f025ee2d..03a386067b 100644
--- a/samples/src/test/kotlin/org/jetbrains/kotlinx/dataframe/samples/api/FillSamples.kt
+++ b/samples/src/test/kotlin/org/jetbrains/kotlinx/dataframe/samples/api/FillSamples.kt
@@ -1,6 +1,10 @@
 package org.jetbrains.kotlinx.dataframe.samples.api
 
+import org.jetbrains.kotlinx.dataframe.DataFrame
+import org.jetbrains.kotlinx.dataframe.annotations.DataSchema
+import org.jetbrains.kotlinx.dataframe.api.cast
 import org.jetbrains.kotlinx.dataframe.api.colsOf
+import org.jetbrains.kotlinx.dataframe.api.dataFrameOf
 import org.jetbrains.kotlinx.dataframe.api.fillNA
 import org.jetbrains.kotlinx.dataframe.api.fillNaNs
 import org.jetbrains.kotlinx.dataframe.api.fillNulls
@@ -12,6 +16,22 @@ import org.jetbrains.kotlinx.dataframe.samples.DataFrameSampleHelper
 import org.junit.Test
 
 class FillSamples : DataFrameSampleHelper("fill", "api") {
+    @DataSchema
+    interface PersonWithWeight {
+        val name: String
+        val weight: Double
+    }
+
+    private val dfWithNaNs: DataFrame<PersonWithWeight> = dataFrameOf(
+        "name",
+        "weight",
+    )(
+        "Alice",
+        54.0,
+        "Charlie",
+        Double.NaN,
+    ).cast()
+
     val df = peopleDf
 
     @Test
@@ -34,13 +54,21 @@ class FillSamples : DataFrameSampleHelper("fill", "api") {
     fun fillNullsAsUpdate() {
         // SampleStart
         df.update { colsOf<Int?>() }.where { it == null }.with { -1 }
+        // SampleEnd
+    }
+
+    @Test
+    fun fillNaNsDf() {
+        // SampleStart
+        dfWithNaNs
             // SampleEnd
+            .saveDfHtmlSample()
     }
 
     @Test
     fun fillNaNs() {
         // SampleStart
-        df.fillNaNs { colsOf<Double>() }.withZero()
+        dfWithNaNs.fillNaNs { colsOf<Double>() }.withZero()
             // SampleEnd
             .saveDfHtmlSample()
     }

From 4781b19fa731b14814479a8efcfdd70d9367da1b Mon Sep 17 00:00:00 2001
From: Aleksandr Nikolaev <aleksandr.nikolaev@jetbrains.com>
Date: Tue, 1 Sep 2026 22:00:48 +0200
Subject: [PATCH 4/5] Review fixes: update datasets for the `fill*` operations

---
 .../columnSelectorsUsageFillNaNs.html         |   9 +-
 .../columnSelectorsUsageFillNaNsDf.html       |   9 +-
 .../resources/api/fill/fillDf.html            |  11 +-
 .../resources/api/fill/fillNA.html            |  11 +-
 .../resources/api/fill/fillNaNs.html          |   6 +-
 .../resources/api/fill/fillNaNsDf.html        | 511 ------------------
 .../resources/api/fill/fillNulls.html         |  11 +-
 docs/StardustDocs/topics/ColumnSelectors.md   |   2 +-
 docs/StardustDocs/topics/_shadow_resources.md |   3 +-
 docs/StardustDocs/topics/fill.md              |  21 +-
 .../samples/api/ColumnSelectorsSamples.kt     |  30 +-
 .../dataframe/samples/api/FillSamples.kt      |  25 +-
 12 files changed, 64 insertions(+), 585 deletions(-)
 delete mode 100644 docs/StardustDocs/resources/api/fill/fillNaNsDf.html

diff --git a/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsUsageFillNaNs.html b/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsUsageFillNaNs.html
index 003e4bbedb..9bb95a827b 100644
--- a/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsUsageFillNaNs.html
+++ b/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsUsageFillNaNs.html
@@ -457,9 +457,12 @@
 })()
 
 /*<!--*/
-call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"name: String\">name</span>", children: [], rightAlign: false, values: ["Alice","Charlie"] }, 
-{ name: "<span title=\"weight: Double\">weight</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">54.0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0.0</span></span>"] }, 
-], id: 0, rootId: 0, totalRows: 2 } ) });
+call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"firstName: String\">firstName</span>", children: [], rightAlign: false, values: ["Alice","Charlie","Bob"] }, 
+{ name: "<span title=\"lastName: String\">lastName</span>", children: [], rightAlign: false, values: ["Cooper","Daniels","Dylan"] }, 
+{ name: "<span title=\"name: DataRow<*>\">name</span>", children: [0, 1], rightAlign: false, values: ["<span class=\"formatted\" title=\"firstName: Alice\nlastName: Cooper\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cooper<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Daniels\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dan<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Dylan\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dylan<span class=\"structural\"> }</span></span>"] }, 
+{ name: "<span title=\"weight: Double?\">weight</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">54.0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0.0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>"] }, 
+{ name: "<span title=\"measurements: DataRow<*>\">measurements</span>", children: [3], rightAlign: false, values: ["<span class=\"formatted\" title=\"weight: 54.0\"><span class=\"structural\">{ </span><span class=\"structural\">weight: </span><span class=\"numbers\">54.0</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"weight: 0.0\"><span class=\"structural\">{ </span><span class=\"structural\">weight: </span><span class=\"numbers\">0.0</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">{ }</span></span>"] }, 
+], id: 0, rootId: 0, totalRows: 3 } ) });
 /*-->*/
 
 call_DataFrame(function() { DataFrame.renderTable(0) });
diff --git a/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsUsageFillNaNsDf.html b/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsUsageFillNaNsDf.html
index d64ecaf89c..110a94bce3 100644
--- a/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsUsageFillNaNsDf.html
+++ b/docs/StardustDocs/resources/api/columnSelectors/columnSelectorsUsageFillNaNsDf.html
@@ -457,9 +457,12 @@
 })()
 
 /*<!--*/
-call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"name: String\">name</span>", children: [], rightAlign: false, values: ["Alice","Charlie"] }, 
-{ name: "<span title=\"weight: Double\">weight</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">54.0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">NaN</span></span>"] }, 
-], id: 0, rootId: 0, totalRows: 2 } ) });
+call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"firstName: String\">firstName</span>", children: [], rightAlign: false, values: ["Alice","Charlie","Bob"] }, 
+{ name: "<span title=\"lastName: String\">lastName</span>", children: [], rightAlign: false, values: ["Cooper","Daniels","Dylan"] }, 
+{ name: "<span title=\"name: DataRow<*>\">name</span>", children: [0, 1], rightAlign: false, values: ["<span class=\"formatted\" title=\"firstName: Alice\nlastName: Cooper\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cooper<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Daniels\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dan<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Dylan\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dylan<span class=\"structural\"> }</span></span>"] }, 
+{ name: "<span title=\"weight: Double?\">weight</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">54.0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">NaN</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>"] }, 
+{ name: "<span title=\"measurements: DataRow<*>\">measurements</span>", children: [3], rightAlign: false, values: ["<span class=\"formatted\" title=\"weight: 54.0\"><span class=\"structural\">{ </span><span class=\"structural\">weight: </span><span class=\"numbers\">54.0</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"weight: NaN\"><span class=\"structural\">{ </span><span class=\"structural\">weight: </span><span class=\"numbers\">NaN</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">{ }</span></span>"] }, 
+], id: 0, rootId: 0, totalRows: 3 } ) });
 /*-->*/
 
 call_DataFrame(function() { DataFrame.renderTable(0) });
diff --git a/docs/StardustDocs/resources/api/fill/fillDf.html b/docs/StardustDocs/resources/api/fill/fillDf.html
index bf549bf28c..02887a4d63 100644
--- a/docs/StardustDocs/resources/api/fill/fillDf.html
+++ b/docs/StardustDocs/resources/api/fill/fillDf.html
@@ -457,14 +457,9 @@
 })()
 
 /*<!--*/
-call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"firstName: String\">firstName</span>", children: [], rightAlign: false, values: ["Alice","Bob","Charlie","Charlie","Bob","Alice","Charlie","Alice","Bob","Charlie"] }, 
-{ name: "<span title=\"lastName: String\">lastName</span>", children: [], rightAlign: false, values: ["Cooper","Dylan","Daniels","Chaplin","Marley","Wolf","Byrd","Smith","Brown","Johnson"] }, 
-{ name: "<span title=\"name: DataRow<*>\">name</span>", children: [0, 1], rightAlign: false, values: ["<span class=\"formatted\" title=\"firstName: Alice\nlastName: Cooper\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cooper<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Dylan\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dylan<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Daniels\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dan<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Chaplin\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cha<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Marley\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Marley<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Alice\nlastName: Wolf\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Wolf<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Byrd\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Byrd<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Alice\nlastName: Smith\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Smith<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Brown\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Brown<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Johnson\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Joh<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>"] }, 
-{ name: "<span title=\"age: Int\">age</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">45</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">40</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">18</span></span>"] }, 
-{ name: "<span title=\"city: String?\">city</span>", children: [], rightAlign: false, values: ["London","Dubai","Moscow","Milan","Tokyo","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","Moscow","Milan","London","Dubai"] }, 
-{ name: "<span title=\"weight: Int?\">weight</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">54</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">87</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">68</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">55</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">90</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">52</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">60</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">70</span></span>"] }, 
-{ name: "<span title=\"isHappy: Boolean\">isHappy</span>", children: [], rightAlign: false, values: ["true","true","false","true","true","false","true","false","false","false"] }, 
-], id: 0, rootId: 0, totalRows: 10 } ) });
+call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"name: String\">name</span>", children: [], rightAlign: false, values: ["Alice","Charlie","Bob"] }, 
+{ name: "<span title=\"weight: Double?\">weight</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">54.0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">NaN</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>"] }, 
+], id: 0, rootId: 0, totalRows: 3 } ) });
 /*-->*/
 
 call_DataFrame(function() { DataFrame.renderTable(0) });
diff --git a/docs/StardustDocs/resources/api/fill/fillNA.html b/docs/StardustDocs/resources/api/fill/fillNA.html
index ab9efc35d2..375a0b529a 100644
--- a/docs/StardustDocs/resources/api/fill/fillNA.html
+++ b/docs/StardustDocs/resources/api/fill/fillNA.html
@@ -457,14 +457,9 @@
 })()
 
 /*<!--*/
-call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"firstName: String\">firstName</span>", children: [], rightAlign: false, values: ["Alice","Bob","Charlie","Charlie","Bob","Alice","Charlie","Alice","Bob","Charlie"] }, 
-{ name: "<span title=\"lastName: String\">lastName</span>", children: [], rightAlign: false, values: ["Cooper","Dylan","Daniels","Chaplin","Marley","Wolf","Byrd","Smith","Brown","Johnson"] }, 
-{ name: "<span title=\"name: DataRow<*>\">name</span>", children: [0, 1], rightAlign: false, values: ["<span class=\"formatted\" title=\"firstName: Alice\nlastName: Cooper\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cooper<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Dylan\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dylan<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Daniels\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dan<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Chaplin\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cha<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Marley\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Marley<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Alice\nlastName: Wolf\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Wolf<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Byrd\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Byrd<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Alice\nlastName: Smith\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Smith<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Brown\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Brown<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Johnson\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Joh<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>"] }, 
-{ name: "<span title=\"age: Int\">age</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">45</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">40</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">18</span></span>"] }, 
-{ name: "<span title=\"city: String?\">city</span>", children: [], rightAlign: false, values: ["London","Dubai","Moscow","Milan","Tokyo","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","Moscow","Milan","London","Dubai"] }, 
-{ name: "<span title=\"weight: Int\">weight</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">54</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">87</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">-1</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">-1</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">68</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">55</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">90</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">52</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">60</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">70</span></span>"] }, 
-{ name: "<span title=\"isHappy: Boolean\">isHappy</span>", children: [], rightAlign: false, values: ["true","true","false","true","true","false","true","false","false","false"] }, 
-], id: 0, rootId: 0, totalRows: 10 } ) });
+call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"name: String\">name</span>", children: [], rightAlign: false, values: ["Alice","Charlie","Bob"] }, 
+{ name: "<span title=\"weight: Double\">weight</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">54.0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">-1.0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">-1.0</span></span>"] }, 
+], id: 0, rootId: 0, totalRows: 3 } ) });
 /*-->*/
 
 call_DataFrame(function() { DataFrame.renderTable(0) });
diff --git a/docs/StardustDocs/resources/api/fill/fillNaNs.html b/docs/StardustDocs/resources/api/fill/fillNaNs.html
index 003e4bbedb..01f2d93d4f 100644
--- a/docs/StardustDocs/resources/api/fill/fillNaNs.html
+++ b/docs/StardustDocs/resources/api/fill/fillNaNs.html
@@ -457,9 +457,9 @@
 })()
 
 /*<!--*/
-call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"name: String\">name</span>", children: [], rightAlign: false, values: ["Alice","Charlie"] }, 
-{ name: "<span title=\"weight: Double\">weight</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">54.0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0.0</span></span>"] }, 
-], id: 0, rootId: 0, totalRows: 2 } ) });
+call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"name: String\">name</span>", children: [], rightAlign: false, values: ["Alice","Charlie","Bob"] }, 
+{ name: "<span title=\"weight: Double?\">weight</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">54.0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">0.0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>"] }, 
+], id: 0, rootId: 0, totalRows: 3 } ) });
 /*-->*/
 
 call_DataFrame(function() { DataFrame.renderTable(0) });
diff --git a/docs/StardustDocs/resources/api/fill/fillNaNsDf.html b/docs/StardustDocs/resources/api/fill/fillNaNsDf.html
deleted file mode 100644
index d64ecaf89c..0000000000
--- a/docs/StardustDocs/resources/api/fill/fillNaNsDf.html
+++ /dev/null
@@ -1,511 +0,0 @@
-<html>
-<head>
-<style type="text/css">
-:root {
-    --background: #fff;
-    --background-odd: #f5f5f5;
-    --background-hover: #d9edfd;
-    --header-text-color: #474747;
-    --text-color: #848484;
-    --text-color-dark: #000;
-    --text-color-medium: #737373;
-    --text-color-pale: #b3b3b3;
-    --inner-border-color: #aaa;
-    --bold-border-color: #000;
-    --link-color: #296eaa;
-    --link-color-pale: #296eaa;
-    --link-hover: #1a466c;
-}
-
-:root[theme="dark"], :root [data-jp-theme-light="false"], .dataframe_dark{
-    --background: #303030;
-    --background-odd: #3c3c3c;
-    --background-hover: #464646;
-    --header-text-color: #dddddd;
-    --text-color: #b3b3b3;
-    --text-color-dark: #dddddd;
-    --text-color-medium: #b2b2b2;
-    --text-color-pale: #737373;
-    --inner-border-color: #707070;
-    --bold-border-color: #777777;
-    --link-color: #008dc0;
-    --link-color-pale: #97e1fb;
-    --link-hover: #00688e;
-}
-
-p.dataframe_description {
-    color: var(--text-color-dark);
-}
-
-table.dataframe {
-    font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
-    font-size: 12px;
-    background-color: var(--background);
-    color: var(--text-color-dark);
-    border: none;
-    border-collapse: collapse;
-}
-
-table.dataframe th, td {
-    padding: 6px;
-    border: 1px solid transparent;
-    text-align: left;
-}
-
-table.dataframe th {
-    background-color: var(--background);
-    color: var(--header-text-color);
-}
-
-table.dataframe td {
-    vertical-align: top;
-    white-space: nowrap;
-}
-
-table.dataframe th.bottomBorder {
-    border-bottom-color: var(--bold-border-color);
-}
-
-table.dataframe tbody > tr:nth-child(odd) {
-    background: var(--background-odd);
-}
-
-table.dataframe tbody > tr:nth-child(even) {
-    background: var(--background);
-}
-
-table.dataframe tbody > tr:hover {
-    background: var(--background-hover);
-}
-
-table.dataframe a {
-    cursor: pointer;
-    color: var(--link-color);
-    text-decoration: none;
-}
-
-table.dataframe tr:hover > td a {
-    color: var(--link-color-pale);
-}
-
-table.dataframe a:hover {
-    color: var(--link-hover);
-    text-decoration: underline;
-}
-
-table.dataframe img {
-    max-width: fit-content;
-}
-
-table.dataframe th.complex {
-    background-color: var(--background);
-    border: 1px solid var(--background);
-}
-
-table.dataframe .leftBorder {
-    border-left-color: var(--inner-border-color);
-}
-
-table.dataframe .rightBorder {
-    border-right-color: var(--inner-border-color);
-}
-
-table.dataframe .rightAlign {
-    text-align: right;
-}
-
-table.dataframe .expanderSvg {
-    width: 8px;
-    height: 8px;
-    margin-right: 3px;
-}
-
-table.dataframe .expander {
-    display: flex;
-    align-items: center;
-}
-
-/* formatting */
-
-table.dataframe .null {
-    color: var(--text-color-pale);
-}
-
-table.dataframe .structural {
-    color: var(--text-color-medium);
-    font-weight: bold;
-}
-
-table.dataframe .dataFrameCaption {
-    font-weight: bold;
-}
-
-table.dataframe .numbers {
-    color: var(--text-color-dark);
-}
-
-table.dataframe td:hover .formatted .structural, .null {
-    color: var(--text-color-dark);
-}
-
-table.dataframe tr:hover .formatted .structural, .null {
-    color: var(--text-color-dark);
-}
-
-
-body {
-    font-family: "JetBrains Mono",SFMono-Regular,Consolas,"Liberation Mono",Menlo,Courier,monospace;
-}       
-
-:root {
-    color: #19191C;
-    background-color: #fff;
-}
-
-:root[theme="dark"] {
-    background-color: #19191C;
-    color: #FFFFFFCC
-}
-
-details details {
-    margin-left: 20px; 
-}
-
-summary {
-    padding: 6px;
-}
-</style>
-</head>
-<body>
-<table class="dataframe" id="df_0"></table>
-
-<p class="dataframe_description"></p>
-</body>
-<script>
-(function () {
-    window.DataFrame = window.DataFrame || new (function () {
-        this.addTable = function (df) {
-            let cols = df.cols;
-            for (let i = 0; i < cols.length; i++) {
-                for (let c of cols[i].children) {
-                    cols[c].parent = i;
-                }
-            }
-            df.nrow = 0
-            for (let i = 0; i < df.cols.length; i++) {
-                if (df.cols[i].values.length > df.nrow) df.nrow = df.cols[i].values.length
-            }
-            if (df.id === df.rootId) {
-                df.expandedFrames = new Set()
-                df.childFrames = {}
-                const table = this.getTableElement(df.id)
-                table.df = df
-                for (let i = 0; i < df.cols.length; i++) {
-                    let col = df.cols[i]
-                    if (col.parent === undefined && col.children.length > 0) col.expanded = true
-                }
-            } else {
-                const rootDf = this.getTableData(df.rootId)
-                rootDf.childFrames[df.id] = df
-            }
-        }
-
-        this.computeRenderData = function (df) {
-            let result = []
-            let pos = 0
-            for (let col = 0; col < df.cols.length; col++) {
-                if (df.cols[col].parent === undefined)
-                    pos += this.computeRenderDataRec(df.cols, col, pos, 0, result, false, false)
-            }
-            for (let i = 0; i < result.length; i++) {
-                let row = result[i]
-                for (let j = 0; j < row.length; j++) {
-                    let cell = row[j]
-                    if (j === 0)
-                        cell.leftBd = false
-                    if (j < row.length - 1) {
-                        let nextData = row[j + 1]
-                        if (nextData.leftBd) cell.rightBd = true
-                        else if (cell.rightBd) nextData.leftBd = true
-                    } else cell.rightBd = false
-                }
-            }
-            return result
-        }
-
-        this.computeRenderDataRec = function (cols, colId, pos, depth, result, leftBorder, rightBorder) {
-            if (result.length === depth) {
-                const array = [];
-                if (pos > 0) {
-                    let j = 0
-                    for (let i = 0; j < pos; i++) {
-                        let c = result[depth - 1][i]
-                        j += c.span
-                        let copy = Object.assign({empty: true}, c)
-                        array.push(copy)
-                    }
-                }
-                result.push(array)
-            }
-            const col = cols[colId];
-            let size = 0;
-            if (col.expanded) {
-                let childPos = pos
-                for (let i = 0; i < col.children.length; i++) {
-                    let child = col.children[i]
-                    let childLeft = i === 0 && (col.children.length > 1 || leftBorder)
-                    let childRight = i === col.children.length - 1 && (col.children.length > 1 || rightBorder)
-                    let childSize = this.computeRenderDataRec(cols, child, childPos, depth + 1, result, childLeft, childRight)
-                    childPos += childSize
-                    size += childSize
-                }
-            } else {
-                for (let i = depth + 1; i < result.length; i++)
-                    result[i].push({id: colId, span: 1, leftBd: leftBorder, rightBd: rightBorder, empty: true})
-                size = 1
-            }
-            let left = leftBorder
-            let right = rightBorder
-            if (size > 1) {
-                left = true
-                right = true
-            }
-            result[depth].push({id: colId, span: size, leftBd: left, rightBd: right})
-            return size
-        }
-
-        this.getTableElement = function (id) {
-            return document.getElementById("df_" + id)
-        }
-
-        this.getTableData = function (id) {
-            return this.getTableElement(id).df
-        }
-
-        this.createExpander = function (isExpanded) {
-            const svgNs = "http://www.w3.org/2000/svg"
-            let svg = document.createElementNS(svgNs, "svg")
-            svg.classList.add("expanderSvg")
-            let path = document.createElementNS(svgNs, "path")
-            if (isExpanded) {
-                svg.setAttribute("viewBox", "0 -2 8 8")
-                path.setAttribute("d", "M1 0 l-1 1 4 4 4 -4 -1 -1 -3 3Z")
-            } else {
-                svg.setAttribute("viewBox", "-2 0 8 8")
-                path.setAttribute("d", "M1 0 l-1 1 3 3 -3 3 1 1 4 -4Z")
-            }
-            path.setAttribute("fill", "currentColor")
-            svg.appendChild(path)
-            return svg
-        }
-
-        this.renderTable = function (id) {
-
-            let table = this.getTableElement(id)
-
-            if (table === null) return
-
-            table.innerHTML = ""
-
-            let df = table.df
-            let rootDf = df.rootId === df.id ? df : this.getTableData(df.rootId)
-
-            // header
-            let header = document.createElement("thead")
-            table.appendChild(header)
-
-            let renderData = this.computeRenderData(df)
-            for (let j = 0; j < renderData.length; j++) {
-                let rowData = renderData[j]
-                let tr = document.createElement("tr");
-                let isLastRow = j === renderData.length - 1
-                header.appendChild(tr);
-                for (let i = 0; i < rowData.length; i++) {
-                    let cell = rowData[i]
-                    let th = document.createElement("th");
-                    th.setAttribute("colspan", cell.span)
-                    let colId = cell.id
-                    let col = df.cols[colId];
-                    if (!cell.empty) {
-                        if (col.children.length === 0) {
-                            th.innerHTML = col.name
-                        } else {
-                            let link = document.createElement("a")
-                            link.className = "expander"
-                            let that = this
-                            link.onclick = function () {
-                                col.expanded = !col.expanded
-                                that.renderTable(id)
-                            }
-                            link.appendChild(this.createExpander(col.expanded))
-                            link.innerHTML += col.name
-                            th.appendChild(link)
-                        }
-                    }
-                    let classes = (cell.leftBd ? " leftBorder" : "") + (cell.rightBd ? " rightBorder" : "")
-                    if (col.rightAlign)
-                        classes += " rightAlign"
-                    if (isLastRow)
-                        classes += " bottomBorder"
-                    if (classes.length > 0)
-                        th.setAttribute("class", classes)
-                    tr.appendChild(th)
-                }
-            }
-
-            // body
-            let body = document.createElement("tbody")
-            table.appendChild(body)
-
-            let columns = renderData.pop()
-            for (let row = 0; row < df.nrow; row++) {
-                let tr = document.createElement("tr");
-                body.appendChild(tr)
-                for (let i = 0; i < columns.length; i++) {
-                    let cell = columns[i]
-                    let td = document.createElement("td");
-                    let colId = cell.id
-                    let col = df.cols[colId]
-                    let classes = (cell.leftBd ? " leftBorder" : "") + (cell.rightBd ? " rightBorder" : "")
-                    if (col.rightAlign)
-                        classes += " rightAlign"
-                    if (classes.length > 0)
-                        td.setAttribute("class", classes)
-                    tr.appendChild(td)
-                    let value = col.values[row]
-                    if (value.frameId !== undefined) {
-                        let frameId = value.frameId
-                        let expanded = rootDf.expandedFrames.has(frameId)
-                        let link = document.createElement("a")
-                        link.className = "expander"
-                        let that = this
-                        link.onclick = function () {
-                            if (rootDf.expandedFrames.has(frameId))
-                                rootDf.expandedFrames.delete(frameId)
-                            else rootDf.expandedFrames.add(frameId)
-                            that.renderTable(id)
-                        }
-                        link.appendChild(this.createExpander(expanded))
-                        link.innerHTML += value.value
-                        if (expanded) {
-                            td.appendChild(link)
-                            td.appendChild(document.createElement("p"))
-                            const childTable = document.createElement("table")
-                            childTable.className = "dataframe"
-                            childTable.id = "df_" + frameId
-                            let childDf = rootDf.childFrames[frameId]
-                            childTable.df = childDf
-                            td.appendChild(childTable)
-                            this.renderTable(frameId)
-                            if (childDf.nrow !== childDf.totalRows) {
-                                const footer = document.createElement("p")
-                                footer.innerText = `... showing only top ${childDf.nrow} of ${childDf.totalRows} rows`
-                                td.appendChild(footer)
-                            }
-                        } else {
-                            td.appendChild(link)
-                        }
-                    } else if (value.style !== undefined) {
-                        td.innerHTML = value.value
-                        td.setAttribute("style", value.style)
-                    } else td.innerHTML = value
-                    this.nodeScriptReplace(td)
-                }
-            }
-        }
-
-        this.nodeScriptReplace = function (node) {
-            if (this.nodeScriptIs(node) === true) {
-                node.parentNode.replaceChild(this.nodeScriptClone(node), node);
-            } else {
-                let i = -1, children = node.childNodes;
-                while (++i < children.length) {
-                    this.nodeScriptReplace(children[i]);
-                }
-            }
-
-            return node;
-        }
-
-        this.nodeScriptClone = function (node) {
-            let script = document.createElement("script");
-            script.text = node.innerHTML;
-
-            let i = -1, attrs = node.attributes, attr;
-            while (++i < attrs.length) {
-                script.setAttribute((attr = attrs[i]).name, attr.value);
-            }
-            return script;
-        }
-
-        this.nodeScriptIs = function (node) {
-            return node.tagName === 'SCRIPT';
-        }
-    })()
-
-    window.call_DataFrame = function (f) {
-        return f();
-    };
-
-    let funQueue = window["kotlinQueues"] && window["kotlinQueues"]["DataFrame"];
-    if (funQueue) {
-        funQueue.forEach(function (f) {
-            f();
-        });
-        funQueue = [];
-    }
-})()
-
-/*<!--*/
-call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"name: String\">name</span>", children: [], rightAlign: false, values: ["Alice","Charlie"] }, 
-{ name: "<span title=\"weight: Double\">weight</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">54.0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">NaN</span></span>"] }, 
-], id: 0, rootId: 0, totalRows: 2 } ) });
-/*-->*/
-
-call_DataFrame(function() { DataFrame.renderTable(0) });
-
-function sendHeight() {
-    const table = document.querySelector('table.dataframe');
-    if (!table) return;
-
-    let height = 0;
-    
-    const thead = table.querySelector('thead');
-    if (thead) height += thead.offsetHeight;
-    
-    const rows = table.querySelectorAll(':scope > tbody > tr');
-    rows.forEach(row => {
-        height += row.offsetHeight;
-    });
-    
-    height += getVerticalMargins(table) + 10;
-
-    window.parent.postMessage({ type: 'iframeHeight', height: Math.ceil(height) }, '*');
-}
-
-function getVerticalMargins(element) {
-    const style = getComputedStyle(element);
-    return parseFloat(style.marginTop) + parseFloat(style.marginBottom);
-}
-
-function repeatHeightCalculation(maxRetries = 10, interval = 100) {
-    let retries = 0;
-    const intervalId = setInterval(() => {
-        sendHeight();
-        retries++;
-        if (retries >= maxRetries) clearInterval(intervalId);
-    }, interval);
-}
-
-window.addEventListener('load', repeatHeightCalculation);
-
-const observer = new MutationObserver(() => repeatHeightCalculation(5, 50));
-observer.observe(document.querySelector('.dataframe'), {
-    childList: true,
-    subtree: true,
-    characterData: true,
-});
-
-
-</script>
-</html>
diff --git a/docs/StardustDocs/resources/api/fill/fillNulls.html b/docs/StardustDocs/resources/api/fill/fillNulls.html
index ab9efc35d2..1a44cf4e8e 100644
--- a/docs/StardustDocs/resources/api/fill/fillNulls.html
+++ b/docs/StardustDocs/resources/api/fill/fillNulls.html
@@ -457,14 +457,9 @@
 })()
 
 /*<!--*/
-call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"firstName: String\">firstName</span>", children: [], rightAlign: false, values: ["Alice","Bob","Charlie","Charlie","Bob","Alice","Charlie","Alice","Bob","Charlie"] }, 
-{ name: "<span title=\"lastName: String\">lastName</span>", children: [], rightAlign: false, values: ["Cooper","Dylan","Daniels","Chaplin","Marley","Wolf","Byrd","Smith","Brown","Johnson"] }, 
-{ name: "<span title=\"name: DataRow<*>\">name</span>", children: [0, 1], rightAlign: false, values: ["<span class=\"formatted\" title=\"firstName: Alice\nlastName: Cooper\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cooper<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Dylan\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dylan<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Daniels\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Dan<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Chaplin\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Cha<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Marley\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Marley<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Alice\nlastName: Wolf\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Wolf<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Byrd\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Byrd<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Alice\nlastName: Smith\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Alice<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Smith<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Bob\nlastName: Brown\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Bob<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Brown<span class=\"structural\"> }</span></span>","<span class=\"formatted\" title=\"firstName: Charlie\nlastName: Johnson\"><span class=\"structural\">{ </span><span class=\"structural\">firstName: </span>Charlie<span class=\"structural\">, </span><span class=\"structural\">lastName: </span>Joh<span class=\"structural\">...</span><span class=\"structural\"> }</span></span>"] }, 
-{ name: "<span title=\"age: Int\">age</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">45</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">40</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">20</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">30</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">15</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">18</span></span>"] }, 
-{ name: "<span title=\"city: String?\">city</span>", children: [], rightAlign: false, values: ["London","Dubai","Moscow","Milan","Tokyo","<span class=\"formatted\" title=\"\"><span class=\"null\">null</span></span>","Moscow","Milan","London","Dubai"] }, 
-{ name: "<span title=\"weight: Int\">weight</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">54</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">87</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">-1</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">-1</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">68</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">55</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">90</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">52</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">60</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">70</span></span>"] }, 
-{ name: "<span title=\"isHappy: Boolean\">isHappy</span>", children: [], rightAlign: false, values: ["true","true","false","true","true","false","true","false","false","false"] }, 
-], id: 0, rootId: 0, totalRows: 10 } ) });
+call_DataFrame(function() { DataFrame.addTable({ cols: [{ name: "<span title=\"name: String\">name</span>", children: [], rightAlign: false, values: ["Alice","Charlie","Bob"] }, 
+{ name: "<span title=\"weight: Double\">weight</span>", children: [], rightAlign: true, values: ["<span class=\"formatted\" title=\"\"><span class=\"numbers\">54.0</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">NaN</span></span>","<span class=\"formatted\" title=\"\"><span class=\"numbers\">-1.0</span></span>"] }, 
+], id: 0, rootId: 0, totalRows: 3 } ) });
 /*-->*/
 
 call_DataFrame(function() { DataFrame.renderTable(0) });
diff --git a/docs/StardustDocs/topics/ColumnSelectors.md b/docs/StardustDocs/topics/ColumnSelectors.md
index b7ed265052..531c671428 100644
--- a/docs/StardustDocs/topics/ColumnSelectors.md
+++ b/docs/StardustDocs/topics/ColumnSelectors.md
@@ -85,7 +85,7 @@ dfWithNaNs
 <!---FUN columnSelectorsUsageFillNaNs-->
 
 ```kotlin
-dfWithNaNs.fillNaNs { colsAtAnyDepth().colsOf<Double>() }.withZero()
+dfWithNaNs.fillNaNs { colsAtAnyDepth().colsOf<Double?>() }.withZero()
 ```
 
 <!---END-->
diff --git a/docs/StardustDocs/topics/_shadow_resources.md b/docs/StardustDocs/topics/_shadow_resources.md
index 70f722199c..7b1b4c540f 100644
--- a/docs/StardustDocs/topics/_shadow_resources.md
+++ b/docs/StardustDocs/topics/_shadow_resources.md
@@ -79,7 +79,6 @@
 <resource src="fillDf.html"></resource>
 <resource src="fillNA.html"></resource>
 <resource src="fillNaNs.html"></resource>
-<resource src="fillNaNsDf.html"></resource>
 <resource src="fillNulls.html"></resource>
 <resource src="firstOnColumnDf.html"></resource>
 <resource src="formatHeader.html"></resource>
@@ -394,4 +393,4 @@
 <resource src="org.jetbrains.kotlinx.dataframe.samples.api.Modify.updateAsFrame.html"></resource>
 <resource src="org.jetbrains.kotlinx.dataframe.samples.api.Modify.updatePerRowCol.html"></resource>
 <resource src="org.jetbrains.kotlinx.dataframe.samples.api.Modify.updateWith.html"></resource>
-<resource src="org.jetbrains.kotlinx.dataframe.samples.api.Modify.updateWithConst.html"></resource>
+<resource src="org.jetbrains.kotlinx.dataframe.samples.api.Modify.updateWithConst.html"></resource>
\ No newline at end of file
diff --git a/docs/StardustDocs/topics/fill.md b/docs/StardustDocs/topics/fill.md
index 33d037a3cb..ba6d64d9a8 100644
--- a/docs/StardustDocs/topics/fill.md
+++ b/docs/StardustDocs/topics/fill.md
@@ -6,7 +6,7 @@ Replace missing values.
 
 **Related operations**: [](updateConvert.md)
 
-Unless stated otherwise, the examples on this page use the following dataframe:
+The examples on this page use the following dataframe:
 
 <!---FUN fillDf-->
 
@@ -26,7 +26,7 @@ See [column selectors](ColumnSelectors.md) for how to select the columns for thi
 <!---FUN fillNulls-->
 
 ```kotlin
-df.fillNulls { colsOf<Int?>() }.with { -1 }
+df.fillNulls { weight }.with { -1.0 }
 ```
 
 <!---END-->
@@ -36,7 +36,7 @@ same as
 <!---FUN fillNullsAsUpdate-->
 
 ```kotlin
-df.update { colsOf<Int?>() }.where { it == null }.with { -1 }
+df.update { weight }.where { it == null }.with { -1.0 }
 ```
 
 <!---END-->
@@ -48,21 +48,10 @@ Replaces [`NaN` values](nanAndNa.md#nan) (`Double.NaN` and `Float.NaN`) with giv
 
 See [column selectors](ColumnSelectors.md) for how to select the columns for this operation.
 
-For the `fillNaNs` example, the following dataframe is used:
-
-<!---FUN fillNaNsDf-->
-
-```kotlin
-dfWithNaNs
-```
-
-<!---END-->
-<inline-frame src="./resources/fillNaNsDf.html" width="100%" height="500px"></inline-frame>
-
 <!---FUN fillNaNs-->
 
 ```kotlin
-dfWithNaNs.fillNaNs { colsOf<Double>() }.withZero()
+df.fillNaNs { weight }.withZero()
 ```
 
 <!---END-->
@@ -77,7 +66,7 @@ See [column selectors](ColumnSelectors.md) for how to select the columns for thi
 <!---FUN fillNA-->
 
 ```kotlin
-df.fillNA { weight }.with { -1 }
+df.fillNA { weight }.with { -1.0 }
 ```
 
 <!---END-->
diff --git a/samples/src/test/kotlin/org/jetbrains/kotlinx/dataframe/samples/api/ColumnSelectorsSamples.kt b/samples/src/test/kotlin/org/jetbrains/kotlinx/dataframe/samples/api/ColumnSelectorsSamples.kt
index 377e8759eb..2de62c701e 100644
--- a/samples/src/test/kotlin/org/jetbrains/kotlinx/dataframe/samples/api/ColumnSelectorsSamples.kt
+++ b/samples/src/test/kotlin/org/jetbrains/kotlinx/dataframe/samples/api/ColumnSelectorsSamples.kt
@@ -1,6 +1,7 @@
 package org.jetbrains.kotlinx.dataframe.samples.api
 
 import org.jetbrains.kotlinx.dataframe.DataFrame
+import org.jetbrains.kotlinx.dataframe.DataRow
 import org.jetbrains.kotlinx.dataframe.annotations.DataSchema
 import org.jetbrains.kotlinx.dataframe.api.after
 import org.jetbrains.kotlinx.dataframe.api.cast
@@ -30,21 +31,40 @@ import org.jetbrains.kotlinx.dataframe.samples.DataFrameSampleHelper
 import org.junit.Test
 
 class ColumnSelectorsSamples : DataFrameSampleHelper("columnSelectors", "api") {
+    @DataSchema
+    interface Name {
+        val firstName: String
+        val lastName: String
+    }
+
+    @DataSchema
+    interface Measurements {
+        val weight: Double?
+    }
+
     @DataSchema
     interface PersonWithWeight {
-        val name: String
-        val weight: Double
+        val name: DataRow<Name>
+        val measurements: DataRow<Measurements>
     }
 
     private val dfWithNaNs: DataFrame<PersonWithWeight> = dataFrameOf(
-        "name",
+        "firstName",
+        "lastName",
         "weight",
     )(
         "Alice",
+        "Cooper",
         54.0,
         "Charlie",
+        "Daniels",
         Double.NaN,
-    ).cast()
+        "Bob",
+        "Dylan",
+        null,
+    ).group { firstName and lastName }.into("name")
+        .group { weight }.into("measurements")
+        .cast()
 
     val df = peopleDf
 
@@ -115,7 +135,7 @@ class ColumnSelectorsSamples : DataFrameSampleHelper("columnSelectors", "api") {
     @Test
     fun columnSelectorsUsageFillNaNs() {
         // SampleStart
-        dfWithNaNs.fillNaNs { colsAtAnyDepth().colsOf<Double>() }.withZero()
+        dfWithNaNs.fillNaNs { colsAtAnyDepth().colsOf<Double?>() }.withZero()
             // SampleEnd
             .saveDfHtmlSample()
     }
diff --git a/samples/src/test/kotlin/org/jetbrains/kotlinx/dataframe/samples/api/FillSamples.kt b/samples/src/test/kotlin/org/jetbrains/kotlinx/dataframe/samples/api/FillSamples.kt
index 03a386067b..cbe35eb181 100644
--- a/samples/src/test/kotlin/org/jetbrains/kotlinx/dataframe/samples/api/FillSamples.kt
+++ b/samples/src/test/kotlin/org/jetbrains/kotlinx/dataframe/samples/api/FillSamples.kt
@@ -3,7 +3,6 @@ package org.jetbrains.kotlinx.dataframe.samples.api
 import org.jetbrains.kotlinx.dataframe.DataFrame
 import org.jetbrains.kotlinx.dataframe.annotations.DataSchema
 import org.jetbrains.kotlinx.dataframe.api.cast
-import org.jetbrains.kotlinx.dataframe.api.colsOf
 import org.jetbrains.kotlinx.dataframe.api.dataFrameOf
 import org.jetbrains.kotlinx.dataframe.api.fillNA
 import org.jetbrains.kotlinx.dataframe.api.fillNaNs
@@ -19,10 +18,10 @@ class FillSamples : DataFrameSampleHelper("fill", "api") {
     @DataSchema
     interface PersonWithWeight {
         val name: String
-        val weight: Double
+        val weight: Double?
     }
 
-    private val dfWithNaNs: DataFrame<PersonWithWeight> = dataFrameOf(
+    private val df: DataFrame<PersonWithWeight> = dataFrameOf(
         "name",
         "weight",
     )(
@@ -30,10 +29,10 @@ class FillSamples : DataFrameSampleHelper("fill", "api") {
         54.0,
         "Charlie",
         Double.NaN,
+        "Bob",
+        null,
     ).cast()
 
-    val df = peopleDf
-
     @Test
     fun fillDf() {
         // SampleStart
@@ -45,7 +44,7 @@ class FillSamples : DataFrameSampleHelper("fill", "api") {
     @Test
     fun fillNulls() {
         // SampleStart
-        df.fillNulls { colsOf<Int?>() }.with { -1 }
+        df.fillNulls { weight }.with { -1.0 }
             // SampleEnd
             .saveDfHtmlSample()
     }
@@ -53,22 +52,14 @@ class FillSamples : DataFrameSampleHelper("fill", "api") {
     @Test
     fun fillNullsAsUpdate() {
         // SampleStart
-        df.update { colsOf<Int?>() }.where { it == null }.with { -1 }
+        df.update { weight }.where { it == null }.with { -1.0 }
         // SampleEnd
     }
 
-    @Test
-    fun fillNaNsDf() {
-        // SampleStart
-        dfWithNaNs
-            // SampleEnd
-            .saveDfHtmlSample()
-    }
-
     @Test
     fun fillNaNs() {
         // SampleStart
-        dfWithNaNs.fillNaNs { colsOf<Double>() }.withZero()
+        df.fillNaNs { weight }.withZero()
             // SampleEnd
             .saveDfHtmlSample()
     }
@@ -76,7 +67,7 @@ class FillSamples : DataFrameSampleHelper("fill", "api") {
     @Test
     fun fillNA() {
         // SampleStart
-        df.fillNA { weight }.with { -1 }
+        df.fillNA { weight }.with { -1.0 }
             // SampleEnd
             .saveDfHtmlSample()
     }

From c016098998ce4b74ab4590b9b04d2b7118414ea0 Mon Sep 17 00:00:00 2001
From: Aleksandr Nikolaev <aleksandr.nikolaev@jetbrains.com>
Date: Tue, 1 Sep 2026 22:15:02 +0200
Subject: [PATCH 5/5] Add links from `fillNulls`/`fillNaNs`/`fillNA` to
 `dropNulls`/`dropNaNs`/`dropNA` in KDocs and website docs

---
 .../org/jetbrains/kotlinx/dataframe/api/Nulls.kt       |  6 ++++++
 docs/StardustDocs/topics/fill.md                       | 10 +++++++++-
 2 files changed, 15 insertions(+), 1 deletion(-)

diff --git a/core/src/main/kotlin/org/jetbrains/kotlinx/dataframe/api/Nulls.kt b/core/src/main/kotlin/org/jetbrains/kotlinx/dataframe/api/Nulls.kt
index 9d4ffa05cf..2e8e2b5592 100644
--- a/core/src/main/kotlin/org/jetbrains/kotlinx/dataframe/api/Nulls.kt
+++ b/core/src/main/kotlin/org/jetbrains/kotlinx/dataframe/api/Nulls.kt
@@ -38,6 +38,8 @@ import kotlin.reflect.KProperty
  * ### Check out: [Grammar][FillNulls.Grammar]
  *
  * For more information: {@include [DocumentationUrls.Fill.FillNulls]}
+ *
+ * See also [dropNulls], which removes rows with `null` values instead of replacing these values.
  */
 internal interface FillNulls {
 
@@ -168,6 +170,8 @@ internal inline val Float?.isNA: Boolean get() = this == null || this.isNaN()
  * ### Check out: [Grammar][FillNaNs.Grammar]
  *
  * For more information: {@include [DocumentationUrls.Fill.FillNaNs]}
+ *
+ * See also [dropNaNs], which removes rows with [`NaN`][NaN] values instead of replacing these values.
  */
 internal interface FillNaNs {
 
@@ -243,6 +247,8 @@ public fun <T, C> DataFrame<T>.fillNaNs(vararg columns: ColumnReference<C>): Upd
  * ### Check out: [Grammar][FillNA.Grammar]
  *
  * For more information: {@include [DocumentationUrls.Fill.FillNA]}
+ *
+ * See also [dropNA], which removes rows with [`NA`][NA] values instead of replacing these values.
  */
 internal interface FillNA {
 
diff --git a/docs/StardustDocs/topics/fill.md b/docs/StardustDocs/topics/fill.md
index ba6d64d9a8..73b43c6abd 100644
--- a/docs/StardustDocs/topics/fill.md
+++ b/docs/StardustDocs/topics/fill.md
@@ -19,7 +19,9 @@ df
 
 ## fillNulls
 
-Replaces `null` values with given value or expression. 
+Replaces `null` values with given value or expression.
+
+See also [dropNulls](drop.md#dropnulls), which removes rows with `null` values instead of replacing these values.
 
 See [column selectors](ColumnSelectors.md) for how to select the columns for this operation.
 
@@ -46,6 +48,9 @@ df.update { weight }.where { it == null }.with { -1.0 }
 
 Replaces [`NaN` values](nanAndNa.md#nan) (`Double.NaN` and `Float.NaN`) with given value or expression.
 
+See also [dropNaNs](drop.md#dropnans), which removes rows with [`NaN` values](nanAndNa.md#nan)
+instead of replacing these values.
+
 See [column selectors](ColumnSelectors.md) for how to select the columns for this operation.
 
 <!---FUN fillNaNs-->
@@ -61,6 +66,9 @@ df.fillNaNs { weight }.withZero()
 
 Replaces [`NA` values](nanAndNa.md#na) (`null`, `Double.NaN`, and `Float.NaN`) with given value or expression.
 
+See also [dropNA](drop.md#dropna), which removes rows with [`NA` values](nanAndNa.md#na)
+instead of replacing these values.
+
 See [column selectors](ColumnSelectors.md) for how to select the columns for this operation.
 
 <!---FUN fillNA-->