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Antalya 25.8 - Fix PREWHERE filter in Parquet files - #2627
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Fix block structure mismatch with FINAL PREWHERE
…here_exp_fix Fix logical error on intermediate prewhere expression reuse
…ere-external-columns Fix exception in Parquet PREWHERE when column is not in file
Cover computed outputs, two-step row-policy filtering, and missing physical columns with nullable and non-nullable defaults.
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This PR contains backporting 3 upstream PRs with some fixes:
Additionally, a regression test was added. As a result, the issue similar to what #2623 fixes in 26.6 got fixed in 25.8 Antalya.
The CI is expected to fail for now. It should get better when #2571 is merged.
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Changelog entry (a user-readable short description of the changes that goes to CHANGELOG.md):
Fix incorrect query results when reading Parquet files with PREWHERE filters that compute expressions also used elsewhere in the query.
Documentation entry for user-facing changes
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