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Port or enable DateTimeUtilsSuite timestamp format tests in Comet

Status: Open.

#3776 In apache/datafusion-comet;

· parthchandra opened on Mar 23, 2026

Support additional timezone offset formats in string-to-timestamp cast

Status: Open.

#3775 In apache/datafusion-comet;

· parthchandra opened on Mar 23, 2026

Fork DataFusion SMJ in Comet repo

enhancementNew feature or requestNew feature or request

Status: Open.

#3771 In apache/datafusion-comet;

· andygrove opened on Mar 23, 2026

·  

0.15.0

Remove mutable buffer use from CometArrowConverters

enhancementNew feature or requestNew feature or request

Status: Open.

#3770 In apache/datafusion-comet;

· andygrove opened on Mar 23, 2026

·  

0.15.0

CastOverFlow conversion throws NumberFormatException for inf/-inf in ShimSparkErrorConverter (Spark 3.4/3.5/4.0)

bugSomething isn't workingSomething isn't working

Status: Open.

#3767 In apache/datafusion-comet;

· manuzhang opened on Mar 23, 2026

perf: bypass Arrow FFI for broadcast exchange reads

enhancementNew feature or requestNew feature or request

Status: Open.

#3762 In apache/datafusion-comet;

· andygrove opened on Mar 22, 2026

native_datafusion: case-insensitive mode doesn't detect duplicate/ambiguous Parquet fields

Status: Open.

#3760 In apache/datafusion-comet;

· andygrove opened on Mar 22, 2026

[EPIC] Iceberg Feature Matrix: Spark-Iceberg vs iceberg-rust vs datafusion-comet

Status: Open.

#3756 In apache/datafusion-comet;

· Shekharrajak opened on Mar 21, 2026

native_datafusion performance improvement

enhancementNew feature or requestNew feature or request

Status: Open.

#3748 In apache/datafusion-comet;

· comphead opened on Mar 20, 2026

[EPIC] native_datafusion scan improvements

enhancementNew feature or requestNew feature or request

EPIC

Status: Open.

#3736 In apache/datafusion-comet;

· comphead opened on Mar 19, 2026

native_datafusion doesn't report input metrics

bugSomething isn't workingSomething isn't working

Status: Open.

#3735 In apache/datafusion-comet;

· comphead opened on Mar 19, 2026

Native error is not propagated to SparkException when errorClass is empty

bugSomething isn't workingSomething isn't working

Status: Open.

#3726 In apache/datafusion-comet;

· manuzhang opened on Mar 18, 2026