[SPARK-52869][SQL] Add FrameLessOffsetWindowFunction validation to validateResolvedWindowExpression for reuse in single-pass analyzer #51559
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sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/analysis/WindowResolution.scala
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cloud-fan
approved these changes
Jul 22, 2025
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thanks, merging to master! |
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What changes were proposed in this pull request?
A check if
FrameLessOffsetWindowFunctionis compatible with its frame (it has to be ordered and can't be aSpecifiedWindowFrameother than an ordered frame) is added toWindowResolver.validateResolvedWindowExpression.Why are the changes needed?
The same repeating logic is required both in the fixed-point and single-pass analyzer implementations.
Does this PR introduce any user-facing change?
No.
How was this patch tested?
Using existing unit tests.
Was this patch authored or co-authored using generative AI tooling?
No.