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[data] Add Top-N execution - #66931

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viiccwen wants to merge 15 commits into

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viiccwen:top-n-rewrite

Open

[data] Add Top-N execution#66931
viiccwen wants to merge 15 commits into
ray-project:masterfrom
viiccwen:top-n-rewrite

Commits on Oct 28, 2026
- [data] Add experimental Top-N execution
  viiccwen
  committed
  202560c
- [data] Fix Top-N execution edge cases
  viiccwen
  committed
  cb2a462
- [data] Register Top-N tests with Bazel
  viiccwen
  committed
  7c25374
- [data] Add pytest runners for Top-N tests
  viiccwen
  committed
  1f94b04
- fix(data): remove obsolete Polars TopN fallback
  viiccwen
  committed
  be96a48
- [data] Add bounded selection for Top-N
  viiccwen
  committed
  6d43898
- [data] Run Top-N merge as an asynchronous physical operator
  viiccwen
  committed
  9bdd003
- [data] Fuse LocalTopN with compatible upstream maps
  viiccwen
  committed
  21d9a71
- [data] Cover Top-N limit boundary cases end to end
  viiccwen
  committed
  ed191d1
- revert fusion
  
  owenowenisme
  authored and
  viiccwen
  committed
  81b6d7c
- make top n operator consume streamingly
  
  owenowenisme
  authored and
  viiccwen
  committed
  04750e7
- fix pyrefly
  
  owenowenisme
  authored and
  viiccwen
  committed
  0b35a27
- [data] Bound incremental Top-N merging and memory accounting
  viiccwen
  committed
  567ef0b
- [Data] Fix possibly unbound result in Top-N execution test
  viiccwen
  committed
  bd83028
- [data] Reduce Top-N task and pandas payload overhead
  viiccwen
  committed
  6d3a166