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Redshift not supported

databasesJDBC related issuesJDBC related issues

enhancementNew feature or requestNew feature or request

Status: Open.

#549 In Kotlin/dataframe;

· aajtodd opened on Jan 4, 2024

Add functions to read database meta-information to dataframe

databasesJDBC related issuesJDBC related issues

enhancementNew feature or requestNew feature or request

Status: Open.

#496 In Kotlin/dataframe;

· zaleslaw opened on Nov 10, 2023

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

Spark API example fails on Windows

bugSomething isn't workingSomething isn't working

examplesSomething related to the examplesSomething related to the examples

Status: Open.

#1390 In Kotlin/dataframe;

· zaleslaw opened on Aug 15, 2025

Add a Vertica support

databasesJDBC related issuesJDBC related issues

enhancementNew feature or requestNew feature or request

examplesSomething related to the examplesSomething related to the examples

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

Improve developer experience with Kotlin DataFrame documentation: new structure and user guides

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

☂ umbrella issueLabel assigned to issues that are collections of smaller issuesLabel assigned to issues that are collections of smaller issues

Status: Open.

#1265 In Kotlin/dataframe;

· zaleslaw opened on Jun 20, 2025

Improve JDBC integration: finalize API, type conversion and error handling

databasesJDBC related issuesJDBC related issues

enhancementNew feature or requestNew feature or request

☂ umbrella issueLabel assigned to issues that are collections of smaller issuesLabel assigned to issues that are collections of smaller issues

Status: Open.

#1342 In Kotlin/dataframe;

· zaleslaw opened on Jul 24, 2025

☂ Provide KDocs for public API: Continued

KDocsImprovements or additions to KDocsImprovements or additions to KDocs

☂ umbrella issueLabel assigned to issues that are collections of smaller issuesLabel assigned to issues that are collections of smaller issues

Status: Open.

#811 In Kotlin/dataframe;

· Jolanrensen opened on Aug 7, 2024

Add a User Guide for the Parquet file reading

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

Status: Open.

#1452 In Kotlin/dataframe;

· zaleslaw opened on Sep 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

enhancementNew feature or requestNew feature or request

Status: Open.

#1343 In Kotlin/dataframe;

· zaleslaw opened on Jul 24, 2025

Add a migration guide from Pandas

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

Status: Open.

#1299 In Kotlin/dataframe;

· zaleslaw opened on Jul 2, 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)

enhancementNew feature or requestNew feature or request

KDocsImprovements or additions to KDocsImprovements or additions to KDocs

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