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fix: release per-batch accumulator scratch after a clustered partial emit under memory pressure - #26782

Draft

viirya wants to merge 7 commits into

apache:mainfrom

viirya:accumulator-scratch-shrink

Draft

fix: release per-batch accumulator scratch after a clustered partial emit under memory pressure#26782
viirya wants to merge 7 commits into
apache:mainfrom
viirya:accumulator-scratch-shrink

Commits on Oct 24, 2026
- test: show clustered partial OOM fallback fails on retained table capacity
  
  viirya
  and
  Isaac
  committed
  5901c57
- test: SQL repro for clustered partial OOM fallback on retained capacity
  
  viirya
  and
  Isaac
  committed
  c7a46b1
- fix: release the clustered partial aggregate table on memory pressure under full group clustering
  
  viirya
  and
  Isaac
  committed
  b8d2dd6
Commits on Oct 25, 2026
- test: update the full clustering refusal snapshot for the partial stream
  
  viirya
  and
  Isaac
  committed
  175d521
Commits on Oct 26, 2026
- Merge remote-tracking branch 'upstream/main' into verify-clustered-partial-oom
  
  viirya
  and
  Isaac
  committed
  67ce059
- fix: release retained group values capacity instead of resetting the table
  
  viirya
  and
  Isaac
  committed
  e740377
Commits on Oct 27, 2026
- fix: release per-batch accumulator scratch after a clustered partial emit
  
  viirya
  and
  Isaac
  committed
  d746c88