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apache / datafusion Public

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benchmaxx#21365

Closed

Dandandan wants to merge 4 commits into

apache:mainapache/datafusion:mainfrom

Dandandan:speed-up-group-values-primitiveDandandan/arrow-datafusion:speed-up-group-values-primitiveCopy head branch name to clipboard

Conversation Commits4 (4)Checks Files changed

Closed

benchmaxx#21365
Dandandan wants to merge 4 commits into
apache:mainfrom
Dandandan:speed-up-group-values-primitive

Commits

Commits on Apr 4, 2026

Speed up GroupValuesPrimitive with vectorized hashing and two-level hash table

Dandandan
and
claude
committed
Extract find_or_insert helper and short-circuit empty cold map probe

Dandandan
and
claude
committed
Simplify to single hash table, keep vectorized hashing and inline values

Dandandan
and
claude
committed
Push
Dandandan
committed

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