[SPARK-52024][SQL] Support cancel ShuffleQueryStage when propagate empty relations #50814
+166
−49
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What changes were proposed in this pull request?
1.This pr introduce cancel queryStage mechanism.
2.Apply this mechanism to
AQEPropagateEmptyRelation
, cancel the running queryStages which are unnecessary since propagate empty relations.Why are the changes needed?
Does this PR introduce any user-facing change?
Yes, user will see stage failure because of optimized stage cancellation , but this failure takes no effect to the query result
How was this patch tested?
Manual test, since we can not guarantee the completion order of query stages, it's not reliable to put it in unit test
before this pr


after this pr
Was this patch authored or co-authored using generative AI tooling?
No.