BUG #19684: Assertion in tuplesort_begin_heap() falsified by parallel plan with sort

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ID 7296
Title BUG #19684: Assertion in tuplesort_begin_heap() falsified by parallel plan with sort
CI (CFBot) Summary
Stats (from CFBot) Patch version: v1, Patch count: 1, First patch: +34−1, All patches: +34−1
Tags Bugfix
Created 2026-09-12 19:14:27
Last modified 2026-09-12 19:14:27 (2 hours ago)
Latest email 2026-09-12 19:06:53 (2 hours ago)
Status
PG20-3 (2026-11-01 – 2026-11-30): Needs review
Target version stable
Authors Ayush Tiwari (aytiwari)
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BUG #19684: Assertion in tuplesort_begin_heap() falsified by parallel plan with sort
First at 2026-09-11 20:00:01 by PG Bug reporting form <noreply at postgresql.org>
Latest at 2026-09-12 19:06:53 by Samriddha Kumar Tripathi <sumitkumartripathi0 at gmail.com>
Latest attachment (v1-0001-Fix-zero-column-UNION-with-parallel-plans.patch) at 2026-09-12 16:45:36 from Ayush Tiwari <ayushtiwari.slg01 at gmail.com>
    Attachment (v1-0001-Fix-zero-column-UNION-with-parallel-plans.patch) at 2026-09-12 16:45:36 from Ayush Tiwari <ayushtiwari.slg01 at gmail.com> (Patch: No)
History
When Who What
2026-09-12 19:14:27 Ayush Tiwari (aytiwari) Attached mail thread 19684-fa0b7fdc7d235fd9@postgresql.org
2026-09-12 19:14:27 Ayush Tiwari (aytiwari) Created patch record
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