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fix: bound spill file batches by bytes so external sorts over wide rows can merge - #25910

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adriangb wants to merge 8 commits into

apache:mainfrom

adriangb:spill-max-batch-bytes

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fix: bound spill file batches by bytes so external sorts over wide rows can merge#25910
adriangb wants to merge 8 commits into
apache:mainfrom
adriangb:spill-max-batch-bytes

Commits on Nov 2, 2026
- test: external sort over wide rows under a memory limit
  adriangb
  committed
  8d92273
- refactor: return the row count of the written spill batch
  
  adriangb
  and
  claude
  committed
  4283cff
- bench: external sort that spills under a memory limit
  
  adriangb
  and
  claude
  committed
  5225b4d
- fix: bound spill file batches by bytes so external sorts over wide rows can merge
  
  adriangb
  and
  claude
  committed
  6d9e733
- test: the oversized-batch sort fuzz test no longer needs a re-spill
  
  adriangb
  and
  claude
  committed
  edde621
- test: unit tests for bounded spill batches
  
  adriangb
  and
  claude
  committed
  c1ddc89
- fix: compute the spill batch bound by division instead of a search
  
  adriangb
  and
  claude
  committed
  d8a922f
- fix: count IPC padding in the recorded size of spill batches
  
  adriangb
  and
  claude
  committed
  1182cb9