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array_position doesn't check nulls in array index & fails to handle nulls properly

bugSomething isn't workingSomething isn't working

Status: Open.

Bug

#21792 In apache/datafusion;

· Jefffrey opened on Apr 22, 2026

Test failures on branch-53 related to the Arrow version

bugSomething isn't workingSomething isn't working

Status: Open.

Bug

#21790 In apache/datafusion;

· adragomir opened on Apr 22, 2026

Replace true_count() and false_count() with has_true() and has_false()

enhancementNew feature or requestNew feature or request

good first issueGood for newcomersGood for newcomers

Status: Open.

Feature

#21784 In apache/datafusion;

· adriangb opened on Apr 22, 2026

refactor: make DynamicFilterPhysicalExpr.fetch a shared reference to SortExec.fetch

Status: Open.

#21780 In apache/datafusion;

· zhuqi-lucas opened on Apr 22, 2026

Decimal32/Decimal64 support in Substrait Producer

enhancementNew feature or requestNew feature or request

Status: Open.

Feature

#21779 In apache/datafusion;

· matal-nvidia opened on Apr 22, 2026

Add Result return types to CatalogProvider / SchemaProvider fallible methods

enhancementNew feature or requestNew feature or request

Status: Open.

Feature

#21778 In apache/datafusion;

· shyjsarah opened on Apr 22, 2026

ListView support in functions

enhancementNew feature or requestNew feature or request

Status: Open.

Feature

#21777 In apache/datafusion;

· Jefffrey opened on Apr 22, 2026

Document DataFusion optimizer rules

documentationImprovements or additions to documentationImprovements or additions to documentation

enhancementNew feature or requestNew feature or request

optimizerOptimizer rulesOptimizer rules

Status: Open.

Feature

#21771 In apache/datafusion;

· comphead opened on Apr 22, 2026

Add support for nested types to nullif.

enhancementNew feature or requestNew feature or request

Status: Open.

Feature

#21763 In apache/datafusion;

· tabac opened on Apr 21, 2026

Add used memory size to FairSpillPool

enhancementNew feature or requestNew feature or request

Status: Open.

Feature

#21753 In apache/datafusion;

· erenavsarogullari opened on Apr 21, 2026

chore: Create CI action that validates links in md files

Status: Open.

#21747 In apache/datafusion;

· comphead opened on Apr 20, 2026

plan_to_sql drops window expressions for Window(Aggregate) plans without Projection

bugSomething isn't workingSomething isn't working

Status: Open.

Bug

#21746 In apache/datafusion;

· PiotrSrebrny opened on Apr 20, 2026