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apache / datafusion Public

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Optimize character_length UDF performance#21378

Draft

Dandandan wants to merge 4 commits intoapache:mainapache/datafusion:mainfrom

Dandandan:optimize-character-lengthDandandan/arrow-datafusion:optimize-character-lengthCopy head branch name to clipboard

Conversation Commits4 (4)Checks Files changed

Draft

Optimize character_length UDF performance#21378
Dandandan wants to merge 4 commits intoapache:mainfrom
Dandandan:optimize-character-length

Commits

Commits on Apr 5, 2026

Optimize character_length UDF performance

Dandandan
and
claude
committed
Optimize non-ASCII StringView path for inlined strings

Dandandan
and
claude
committed
Fix u128 bitwise trick to mask out bytes beyond string length

Dandandan
and
claude
committed
Restore null check in non-ASCII offset path

Dandandan
and
claude
committed

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