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bench: isolate Partial aggregation gains without Final buckets (do not merge) - #26081

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Rachelint wants to merge 16 commits into

apache:mainfrom

Rachelint:codex/ablation-partial-new-no-final-buckets

Draft

bench: isolate Partial aggregation gains without Final buckets (do not merge)#26081
Rachelint wants to merge 16 commits into
apache:mainfrom
Rachelint:codex/ablation-partial-new-no-final-buckets

Commits on Sep 25, 2026
Commits on Oct 2, 2026
- perf: route final aggregate buckets by column
  
  Rachel Int
  authored and
  Rachel Int
  committed
  b964422
Commits on Oct 4, 2026
- perf: benchmark 32 aggregate buckets without compaction
  
  Rachel Int
  authored and
  Rachel Int
  committed
  313a3a9
- perf: scatter StringView columns into aggregate buckets
  
  Rachel Int
  authored and
  Rachel Int
  committed
  085c221
- perf: retain gather when scattering StringView bucket ranges
  
  Rachel Int
  authored and
  Rachel Int
  committed
  cf6819d
Commits on Oct 6, 2026
- perf: increase final aggregation fanout to 128 buckets
  Rachelint
  committed
  33aad7a
- perf: increase final aggregation fanout to 256 buckets
  Rachelint
  committed
  df55545
- perf: bound partial aggregation working sets
  
  Rachel Int
  authored and
  Rachel Int
  committed
  efd384f
- bench: disable final bucketing for partial policy baseline
  Rachelint
  committed
  126109f
- bench: isolate partial working-set optimization without final buckets
  Rachelint
  committed
  70ac2ee
- bench: make both ablation refs reachable by benchmark runner
  Rachelint
  committed
  2a661dc