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Implement Spark-compatible CAST from date to timestamp types

enhancementNew feature or requestNew feature or request

Status: Open.

#3400 In apache/datafusion-comet;

· coderfender opened on Feb 5, 2026

Support map type casting for numeric type and null type element

enhancementNew feature or requestNew feature or request

Status: Open.

#3389 In apache/datafusion-comet;

· peterxcli opened on Feb 4, 2026

[Feature] Support Spark expression: map

enhancementNew feature or requestNew feature or request

Status: Open.

#3386 In apache/datafusion-comet;

· peterxcli opened on Feb 4, 2026

Investigate failing tests with Spark 4.1.1

bugSomething isn't workingSomething isn't working

Status: Open.

#3384 In apache/datafusion-comet;

· manuzhang opened on Feb 4, 2026

Iceberg v3 Support

enhancementNew feature or requestNew feature or request

Status: Open.

#3376 In apache/datafusion-comet;

· Shekharrajak opened on Feb 3, 2026

ANSI mode array access error messages don't match Spark format

bugSomething isn't workingSomething isn't working

Status: Open.

#3375 In apache/datafusion-comet;

· andygrove opened on Feb 3, 2026

Iceberg Table Maintenance: Acceleration Opportunities

enhancementNew feature or requestNew feature or request

Status: Open.

#3371 In apache/datafusion-comet;

· Shekharrajak opened on Feb 3, 2026

Fix nullability report for spark expression

bugSomething isn't workingSomething isn't working

Status: Open.

#3362 In apache/datafusion-comet;

· hsiang-c opened on Feb 1, 2026

Pending PR filter excludes PRs due to skipped iceberg CI checks

Status: Open.

#3360 In apache/datafusion-comet;

· andygrove opened on Feb 1, 2026

Shuffle Writer code is a huge messy file

enhancementNew feature or requestNew feature or request

Status: Open.

#3354 In apache/datafusion-comet;

· EmilyMatt opened on Feb 1, 2026

Proposal: Remove CometFuzz module

enhancementNew feature or requestNew feature or request

Status: Open.

#3350 In apache/datafusion-comet;

· andygrove opened on Jan 30, 2026

·  

0.14.0

array_contains returns null instead of false for empty array with literal value

bugSomething isn't workingSomething isn't working

Status: Open.

#3346 In apache/datafusion-comet;

· andygrove opened on Jan 29, 2026