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perf: Optimize `approx_distinct` for inline Utf8View#21064

Merged

Dandandan merged 7 commits intoapache:mainapache/datafusion:mainfrom

neilconway:neilc/optimize-approx-distinct-inline-stringsneilconway/datafusion:neilc/optimize-approx-distinct-inline-stringsCopy head branch name to clipboard

Mar 20, 2026

Conversation Commits7 (7)Checks Files changed

Merged

perf: Optimize `approx_distinct` for inline Utf8View#21064
Dandandan merged 7 commits intoapache:mainfrom
neilconway:neilc/optimize-approx-distinct-inline-strings

Commits

Commits on Mar 19, 2026

Add benchmark for approx_distinct with short strings
neilconway
committed
Implement `add_hashed` for HyperLogLog
neilconway
committed
Optimize approx_distinct to hash short strings directly
neilconway
committed

Commits on Mar 20, 2026

Per-string short-string opt, access data buffer directly
neilconway
committed
Tweak comment
neilconway
committed
Revert "Tweak comment"
neilconway
committed
Revert "Per-string short-string opt, access data buffer directly"
neilconway
committed

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