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[branch-52] Fix Internal error: Assertion failed: !self.finished: LimitedBatchCoalescer (#19785) - #19836
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…edBatchCoalescer (apache#19785) ## Which issue does this PR close? PR will close issue apache#19781. ## Rationale for this change Fixes the internal error ## What changes are included in this PR? The code change is inspired by the `CoalesceBatchesStream` implementation. ## Are these changes tested? Additional sqllogictest written in limit.slt which triggered the issue before the fix. ## Are there any user-facing changes? No --------- Co-authored-by: Bert Vermeiren <bert.vermeiren@datadobi.com>
This was referenced Jan 15, 2026
xudong963
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Jan 16, 2026
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alamb
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Jan 16, 2026
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Thank you @xudong963 |
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Which issue does this PR close?
Rationale for this change
Backport a regression found by @bert-beyondloops into the 52 release line
What changes are included in this PR?
Backport fix for #19781, #19785 to branch-52
Are these changes tested?
Yes
Are there any user-facing changes?
bug fix