Benchmark multi-column GROUP BY performance#22322

Merged

kosiew merged 6 commits into

apache:mainfrom

nathanb9:benchmark-multi-group-by

May 24, 2026

Commits on May 18, 2026

Add multi-column group by benchmark
nathanb9
committed

Commits on May 20, 2026

Address review comments: compare vectorized vs row-based, fix planning overhead, exact NDV

Nathan Bezualem
and
claude
committed
Add direct intern() benchmark for vectorized vs row-based GROUP BY
Nathan Bezualem
committed
Remove end-to-end SQL benchmark in favor of direct intern() benchmark
Nathan Bezualem
committed
Remove random vs sequential experiment
Nathan Bezualem
committed

Commits on May 22, 2026

Fix partial batch truncation and narrow row module visibility

Nathan Bezualem
and
claude
committed