BUG #19689: MERGE INSERT accepts a set-returning function during PREPARE but fails at EXECUTE

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ID 7590
Title BUG #19689: MERGE INSERT accepts a set-returning function during PREPARE but fails at EXECUTE
CI (CFBot) Not processed
Stats (from CFBot) Unknown
Tags Bugfix
Created 2026-11-05 00:27:10
Last modified 2026-11-05 00:27:10 (13 minutes ago)
Latest email 2026-09-16 02:56:34 (1 month ago)
Status
PG20-4 (2027-01-01 – 2027-01-31): Needs review
Target version
Authors Tender Wang (tndrwang)
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BUG #19689: MERGE INSERT accepts a set-returning function during PREPARE but fails at EXECUTE
First at 2026-09-15 06:46:58 by PG Bug reporting form <noreply at postgresql.org>
Latest at 2026-09-16 02:56:34 by Tender Wang <tndrwang at gmail.com>
Latest attachment (0001-Reject-set-returning-functions-in-MERGE-INSERT-actio.patch) at 2026-09-16 02:56:34 from Tender Wang <tndrwang at gmail.com>
    Attachment (0001-Reject-set-returning-functions-in-MERGE-INSERT-actio.patch) at 2026-09-16 02:56:34 from Tender Wang <tndrwang at gmail.com> (Patch: Pending check)
History
When Who What
2026-11-05 00:27:10 Tender Wang (tndrwang) Attached mail thread 19689-0a1b106035cd8a5b@postgresql.org
2026-11-05 00:27:10 Tender Wang (tndrwang) Created patch record
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