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feat: Add SQL based benchmarking

enhancementNew feature or requestNew feature or request

Status: Open.

Feature

#21706 In apache/datafusion;

· Omega359 opened on Apr 17, 2026

concat_ws on array arguments silently stringifies the arrays

bugSomething isn't workingSomething isn't working

Status: Open.

Bug

#21703 In apache/datafusion;

· hcrosse opened on Apr 17, 2026

array_concat fails with internal error on mixed List + LargeList inputs

Status: Open.

#21702 In apache/datafusion;

· hcrosse opened on Apr 17, 2026

Skip map_expressions rebuild for Extension nodes with empty expressions

Status: Open.

#21700 In apache/datafusion;

· zhuqi-lucas opened on Apr 17, 2026

Introduce version-specific behavior in Spark expressions

enhancementNew feature or requestNew feature or request

Status: Open.

Feature

#21698 In apache/datafusion;

· andygrove opened on Apr 17, 2026

partition_by and filter on ExprFunctionExt

Status: Open.

#21697 In apache/datafusion;

· FjodorGit opened on Apr 17, 2026

ClickBench run.sh restarts process per try, losing hot-run caches

Status: Open.

#21696 In apache/datafusion;

· Dandandan opened on Apr 17, 2026

Initialize TopK from file / rowgroup / .. statistics

performanceMake DataFusion fasterMake DataFusion faster

Status: Open.

#21691 In apache/datafusion;

· Dandandan opened on Apr 17, 2026

Support volatile functions and scalar variables in ListingTable partition pruning

enhancementNew feature or requestNew feature or request

Status: Open.

Feature

#21690 In apache/datafusion;

· gstvg opened on Apr 17, 2026

Cleanup / overhaul StringViewArrayBuilder and related types

enhancementNew feature or requestNew feature or request

Status: Open.

Feature

#21684 In apache/datafusion;

· neilconway opened on Apr 16, 2026

Add tests for spill file sizes

Status: Open.

#21683 In apache/datafusion;

· adriangb opened on Apr 16, 2026

Add support for Spark SQL dialect

enhancementNew feature or requestNew feature or request

Status: Open.

Feature

#21653 In apache/datafusion;

· andygrove opened on Apr 15, 2026