[branch-52] fix: HashJoin panic with String dictionary keys (don't flatten keys) (#20505)#20708
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alamb merged 2 commits intoapache:branch-52from Mar 5, 2026
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apache#20505) - Fixes apache#20696 - Follow on to apache#20441 apache#20441 (review) fixes the special case DictionaryArray handling in Joins. However, I don't think we need to special case DictionaryArrays at all 1. Remove the special case dictionary handling Yes by CI No (though maybe some queries get faster)
adriangb
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Mar 4, 2026
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The tests are failing due to the lack of a fix for #20041 I made a separate backport PR for that here I verified that with the change in the tests in this PR also pass |
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Ok -- everything is good now |
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INNER JOINwith dictionary keys fails when run on parquet withpushdown_filters = true. #20696 on branch-52This PR:
HashJoinpanic with String dictionary keys (don't flatten keys) #20505 from to the [branch-52] line