pg_upgrade fails when FK constraint with same name exists on partitioned table and its partition

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ID 7062
Title pg_upgrade fails when FK constraint with same name exists on partitioned table and its partition
CI (CFBot) Summary
Stats (from CFBot) Patch version: v1, Patch count: 1, First patch: +106−0, All patches: +106−0
Tags Bugfix
Created 2026-07-27 09:18:41
Last modified 2026-07-27 09:19:32 (1 hour ago)
Latest email 2026-07-23 13:47:00 (3 days ago)
Status
PG20-2 (2026-09-01 – 2026-09-30): Needs review
Target version
Authors Arseny Kositsin (arseny114)
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pg_upgrade fails when FK constraint with same name exists on partitioned table and its partition
First at 2026-06-08 08:46:14 by Arseny Kositsin <a.kositsyn at postgrespro.ru>
Latest at 2026-07-23 13:47:00 by Arseny Kositsin <a.kositsyn at postgrespro.ru>
Latest attachment (v1-pg_upgrade-check-for-duplicate-FK-names-on-partition.patch) at 2026-07-23 13:47:00 from Arseny Kositsin <a.kositsyn at postgrespro.ru>
    Attachment (v1-pg_upgrade-check-for-duplicate-FK-names-on-partition.patch) at 2026-07-23 13:47:00 from Arseny Kositsin <a.kositsyn at postgrespro.ru> (Patch: No)
History
When Who What
2026-07-27 09:19:32 Arseny Kositsin (arseny114) Changed targetversion to None
2026-07-27 09:18:41 Arseny Kositsin (arseny114) Attached mail thread bcbd40ec-9914-4a12-b750-e997dca0442e@postgrespro.ru
2026-07-27 09:18:41 Arseny Kositsin (arseny114) Created patch record
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