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Support compound field access after subscripts, e.g. payload[1].a

Status: Open.

#21384 In apache/datafusion;

· niebayes opened on Apr 5, 2026

Optimize regexp_replace by stripping trailing .* from anchored patterns

enhancementNew feature or requestNew feature or request

Status: Open.

Feature

#21382 In apache/datafusion;

· Dandandan opened on Apr 5, 2026

Parallel merge for SortPreservingMergeExec

Status: Open.

#21381 In apache/datafusion;

· zhuqi-lucas opened on Apr 5, 2026

Optimize character_length UDF performance

enhancementNew feature or requestNew feature or request

Status: Open.

Feature

#21380 In apache/datafusion;

· Dandandan opened on Apr 5, 2026

Unparser emits aggregate twice when Projection reaches through Limit/Sort to claim Aggregate

bugSomething isn't workingSomething isn't working

Status: Open.

Bug

#21374 In apache/datafusion;

· yonatan-sevenai opened on Apr 4, 2026

A few TPCH benchmark queries are incorrect causing issues when scale factor > 1

bugSomething isn't workingSomething isn't working

Status: Open.

Bug

#21368 In apache/datafusion;

· Omega359 opened on Apr 4, 2026

Optimize substr() to avoid copying for Utf8, LargeUtf8

bugSomething isn't workingSomething isn't working

Status: Open.

Bug

#21364 In apache/datafusion;

· neilconway opened on Apr 4, 2026

Optimize ORDER BY by Pruning Functionally Redundant Sort Keys

enhancementNew feature or requestNew feature or request

Status: Open.

Feature

#21361 In apache/datafusion;

· xiedeyantu opened on Apr 4, 2026

Add datafusion.format.* configs test coverage

enhancementNew feature or requestNew feature or request

Status: Open.

Feature

#21354 In apache/datafusion;

· erenavsarogullari opened on Apr 4, 2026

Unnecessary RepartitionExec + SortPreservingMergeExec on single-partition sorted output

bugSomething isn't workingSomething isn't working

Status: Open.

Bug

#21349 In apache/datafusion;

· neilconway opened on Apr 3, 2026

Defer task spawning in SortPreservingMergeExec to first poll

enhancementNew feature or requestNew feature or request

Status: Open.

Feature

#21329 In apache/datafusion;

· Dandandan opened on Apr 3, 2026

Scalar subquery filters not pushed down to TableScan

bugSomething isn't workingSomething isn't working

Status: Open.

Bug

#21324 In apache/datafusion;

· neilconway opened on Apr 2, 2026