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Redshift not supported

databasesJDBC related issuesJDBC related issues

researchThis requires a deeper dive to gather a better understandingThis requires a deeper dive to gather a better understanding

Status: Open.

#549 In Kotlin/dataframe;

· aajtodd opened on Jan 4, 2024

Use Korro for SQL custom database example

documentationImprovements or additions to documentation (not KDocs)Improvements or additions to documentation (not KDocs)

Status: Open.

#987 In Kotlin/dataframe;

· Jolanrensen opened on Dec 4, 2024

Add a Vertica support

databasesJDBC related issuesJDBC related issues

examplesSomething related to the examplesSomething related to the examples

researchThis requires a deeper dive to gather a better understandingThis requires a deeper dive to gather a better understanding

Status: Open.

#1345 In Kotlin/dataframe;

· zaleslaw opened on Jul 24, 2025

Add support for converting JSON database types to ColumnGroup

databasesJDBC related issuesJDBC related issues

enhancementNew feature or requestNew feature or request

Status: Open.

#462 In Kotlin/dataframe;

· zaleslaw opened on Oct 4, 2023

Add support for date/time types conversion in JDBC integration

databasesJDBC related issuesJDBC related issues

enhancementNew feature or requestNew feature or request

Status: Open.

#461 In Kotlin/dataframe;

· zaleslaw opened on Oct 4, 2023

Include the up-to-date recommendation for LLM

documentationImprovements or additions to documentation (not KDocs)Improvements or additions to documentation (not KDocs)

Status: Open.

#1295 In Kotlin/dataframe;

· zaleslaw opened on Jul 2, 2025

Add DuckDB JDBC example

examplesSomething related to the examplesSomething related to the examples

researchThis requires a deeper dive to gather a better understandingThis requires a deeper dive to gather a better understanding

Status: Open.

#1259 In Kotlin/dataframe;

· Jolanrensen opened on Jun 18, 2025

Add a User Guide for experienced CsvReaders

documentationImprovements or additions to documentation (not KDocs)Improvements or additions to documentation (not KDocs)

Status: Open.

#1457 In Kotlin/dataframe;

· zaleslaw opened on Sep 19, 2025

Add a UserGuide for type conversion with <code>convertTo</code>

documentationImprovements or additions to documentation (not KDocs)Improvements or additions to documentation (not KDocs)

Status: Open.

#1458 In Kotlin/dataframe;

· zaleslaw opened on Sep 19, 2025

Add column path KDoc.

KDocsImprovements or additions to KDocsImprovements or additions to KDocs

Status: Open.

#1069 In Kotlin/dataframe;

· AndreiKingsley opened on Feb 19, 2025

Restructure Operations topic

documentationImprovements or additions to documentation (not KDocs)Improvements or additions to documentation (not KDocs)

Status: Open.

#1319 In Kotlin/dataframe;

· koperagen opened on Jul 11, 2025

Improve DataFrame Compiler Plugin

Compiler pluginAnything related to the DataFrame Compiler PluginAnything related to the DataFrame Compiler Plugin

Status: Open.

#1343 In Kotlin/dataframe;

· zaleslaw opened on Jul 24, 2025

<code>columnOf(arrayOf(1))</code> type inferred as <code>Array&lt;*&gt;</code>

bugSomething isn't workingSomething isn't working

Status: Open.

#679 In Kotlin/dataframe;

· Jolanrensen opened on Apr 25, 2024

Document and test DataColumnArithmetics.kt

documentationImprovements or additions to documentation (not KDocs)Improvements or additions to documentation (not KDocs)

KDocsImprovements or additions to KDocsImprovements or additions to KDocs

testsSomething related to the JUnit tests, integration tests or testing infrastructureSomething related to the JUnit tests, integration tests or testing infrastructure

Status: Open.

#530 In Kotlin/dataframe;

· Jolanrensen opened on Dec 6, 2023

Migrate <code>java.time.format.DateTimeFormatter</code> to <code>kotlinx.datetime.format.DateTimeFormat</code>

enhancementNew feature or requestNew feature or request

Status: Open.

#876 In Kotlin/dataframe;

· Jolanrensen opened on Sep 20, 2024

Documentation for toDataFrame

documentationImprovements or additions to documentation (not KDocs)Improvements or additions to documentation (not KDocs)

Status: Open.

#1479 In Kotlin/dataframe;

· koperagen opened on Oct 8, 2025

Add missing big number test cases for statistics

testsSomething related to the JUnit tests, integration tests or testing infrastructureSomething related to the JUnit tests, integration tests or testing infrastructure

Status: Open.

#1493 In Kotlin/dataframe;

· Jolanrensen opened on Oct 13, 2025

Add tests for IO overloads

testsSomething related to the JUnit tests, integration tests or testing infrastructureSomething related to the JUnit tests, integration tests or testing infrastructure

Status: Open.

#1564 In Kotlin/dataframe;

· AndreiKingsley opened on Nov 13, 2025

<code>writeGeoJson</code> breaks ordering of rows:

bugSomething isn't workingSomething isn't working

geoAnything related to the GeoDataFrameAnything related to the GeoDataFrame

Status: Open.

#1565 In Kotlin/dataframe;

· AndreiKingsley opened on Nov 13, 2025

Add Kdocs for <code>GeoDataFrame</code> IO

geoAnything related to the GeoDataFrameAnything related to the GeoDataFrame

KDocsImprovements or additions to KDocsImprovements or additions to KDocs

Status: Open.

#1566 In Kotlin/dataframe;

· AndreiKingsley opened on Nov 13, 2025

Add <code>readShapefile</code> default reading behavior from directory

bugSomething isn't workingSomething isn't working

geoAnything related to the GeoDataFrameAnything related to the GeoDataFrame

Status: Open.

#1567 In Kotlin/dataframe;

· AndreiKingsley opened on Nov 13, 2025

Add "Setup in Google Colab" topic in Setup section

documentationImprovements or additions to documentation (not KDocs)Improvements or additions to documentation (not KDocs)

enhancementNew feature or requestNew feature or request

ToolingKotlin Notebook, Jupyter, ColabKotlin Notebook, Jupyter, Colab

Status: Open.

#1575 In Kotlin/dataframe;

· AndreiKingsley opened on Nov 19, 2025

Improve notebooks UX for dataframes with large number of columns

bugSomething isn't workingSomething isn't working

Status: Open.

#1579 In Kotlin/dataframe;

· koperagen opened on Nov 20, 2025

Impossible to provide nested List/Array type in <code>DbType</code>

bugSomething isn't workingSomething isn't working

Status: Open.

#1273 In Kotlin/dataframe;

· Jolanrensen opened on Jun 24, 2025

Add to debug logging in the jdbc integration module the information about the data loading process

databasesJDBC related issuesJDBC related issues

enhancementNew feature or requestNew feature or request

Status: Open.

#455 In Kotlin/dataframe;

· zaleslaw opened on Sep 11, 2023