[branch-52] fix: filter pushdown when merge filter (#20110)#20289
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alamb merged 2 commits intoapache:branch-52from Feb 12, 2026
Merged
[branch-52] fix: filter pushdown when merge filter (#20110)#20289alamb merged 2 commits intoapache:branch-52from
alamb merged 2 commits intoapache:branch-52from
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## Which issue does this PR close? - Closes apache#20109 ## Rationale for this change see issue apache#20109 ## What changes are included in this PR? 1. Remap parent filter expressions: When a FilterExec has a projection, remap unsupported parent filter expressions from output schema coordinates to input schema coordinates using `reassign_expr_columns()` before combining them with the current filter's predicates. 2. Preserve projection: When creating the merged FilterExec, preserve the original projection instead of discarding it . ## Are these changes tested? yes, add some test case ## Are there any user-facing changes? --------- Co-authored-by: Adrian Garcia Badaracco <[email protected]>
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This is a backport of the following PR, right? |
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Which issue does this PR close?
Rationale for this change
see issue #20109
What changes are included in this PR?
Remap parent filter expressions: When a FilterExec has a projection, remap unsupported parent filter expressions from output schema coordinates to input schema coordinates using
reassign_expr_columns()before combining them with the current filter's predicates.Preserve projection: When creating the merged FilterExec, preserve the original projection instead of discarding it .
Are these changes tested?
yes, add some test case
Are there any user-facing changes?
Which issue does this PR close?
Rationale for this change
What changes are included in this PR?
Are these changes tested?
Are there any user-facing changes?