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[Discussion] Should hash join order be based on memory size?

Status: Open.

#22098 In apache/datafusion;

· nuno-faria opened on May 10, 2026

Substrait literal conversion should preserve nested nullability

enhancementNew feature or requestNew feature or request

Status: Open.

Feature

#22095 In apache/datafusion;

· neilconway opened on May 10, 2026

CREATE TABLE ... AS ( WITH RECURSIVE ... ) fails with "Mismatch between schema and batches" - recursive term's batches carry expression names instead of the anchor member

bugSomething isn't workingSomething isn't working

Status: Open.

Bug

#22093 In apache/datafusion;

· jccampagne opened on May 10, 2026

Higher-order functions and async UDF don't work together

bugSomething isn't workingSomething isn't working

Status: Open.

Bug

#22091 In apache/datafusion;

· gstvg opened on May 10, 2026

RepartitionExec channels grow unboundedly with one slow consumer

Status: Open.

#22090 In apache/datafusion;

· JanKaul opened on May 10, 2026

VALUES is never considered non-nullable

bugSomething isn't workingSomething isn't working

Status: Open.

Bug

#22088 In apache/datafusion;

· neilconway opened on May 9, 2026

CREATE TABLE AS should not inherit nullability

bugSomething isn't workingSomething isn't working

Status: Open.

Bug

#22087 In apache/datafusion;

· neilconway opened on May 9, 2026

Support ColumnExpr in LAG/LEAD for default parameter

enhancementNew feature or requestNew feature or request

Status: Open.

Feature

#22082 In apache/datafusion;

· comphead opened on May 8, 2026

Propagation of metadata through casts can strips extension type from the destination field and can result in invalid extension types

bugSomething isn't workingSomething isn't working

Status: Open.

Bug

#22079 In apache/datafusion;

· paleolimbot opened on May 8, 2026

Improve speed of DictionaryGroupValues

enhancementNew feature or requestNew feature or request

Status: Open.

Feature

#22078 In apache/datafusion;

· Rich-T-kid opened on May 8, 2026

Panic in Spark's format_string

bugSomething isn't workingSomething isn't working

Status: Open.

Bug

#22076 In apache/datafusion;

· neilconway opened on May 8, 2026

PR #21743 disables Parquet pruning for = ANY([literals])

bugSomething isn't workingSomething isn't working

Status: Open.

Bug

#22073 In apache/datafusion;

· cetra3 opened on May 8, 2026