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- Part of [EPIC] DataFusion Releases #19783
- Follow on to Release DataFusion 52.1.0 (minor/patch) Release (Jan 2026) #19784
We have found a few more issues while upgrading to 52 across the ecosystem, so let' contemplate another patch release for the DataFUsion 52 line
Steps:
- Update version and changelog
- Test with DataFusion Python
- Test with DataFusion Comet
- Test with delta.rs:
- Test vortex:
- Test with iceberg-rust:
- Test with LakeSail:
- Test with parquet viewer
- Test with datafusion-materialized-views
- Voting Thread:
- Publish to crates.io
Potential Content:
Requested Bug Fixes. Issue / requester / Backport PR
- [Bug] [v52 regression] FilterExec parent dynamic filters have incorrect column indices #20285 by @jackkleeman / [branch-52] FilterExec should remap indices of parent dynamic filters (#20286) #20347
- FilterPushdown do not generate correct column index when merge FilterExec #20109 by @haohuaijin / [branch-52] fix: filter pushdown when merge filter (#20110) #20289
- Incorrect answers due to an incorrectly removed Sort before AggregateExec #20244 by @alamb / [branch-52] Fix incorrect
SortExecremoval beforeAggregateExec(#20247) #20507 - REMOVED per discussion here Dynamic filter applied to the wrong table when using subqueries #20213 by @adriangb / @jackkleeman / NA
- Invalid inter-file ordering in eq_properties() #20508 by @adriangb / [branch-52] fix: validate inter-file ordering in eq_properties() (#20329) #20509
- [Bug] [v52 regression] Panic in
GroupOrderingPartial::remove_groupswhen Partial aggregate with PartiallySorted hits memory pressure #20445 by @jackkleeman / NEEDS BACKPORT - Panic in HashJoin with dictionary-encoded column in multi-column join key #20437 by @erratic-pattern / [branch-52] fix: HashJoin panic with dictionary-encoded columns in multi-key joins (#20441) #20512
- Improve substrait NameTracker so it doesn't require uuids #17508 by @hareshkh / Fix name tracker (#19856) #20539
- [branch-52] Update aws-smithy, bytes and time for security audits #20546
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