Don't allow to EXECUTE empty queries (fixes Assert violation)

Title

CI (CFBot)

Summary

Stats (from CFBot)

Patch count: 1, First patch: +11−1, All patches: +11−1

Topic

Bug Fixes

Tags

Backport Bugfix

Created

2025-07-14 21:23:06

Last modified

2025-07-14 21:24:12 (15 hours ago)

Latest email

2025-07-15 12:33:14 (48 minutes ago)

Status

PG19-2 (2025-09-01 - 2025-09-30): Needs review

Target version

Authors

Tom Lane (tgl), Aleksander Alekseev (a.alekseev), Alexander Lakhin (law)

Reviewers

Committer

Links

Emails

BUG #18984: Empty prepared statement from psql \parse triggers assert in PortalRunMulti: First at 2025-07-14 19:00:02 by PG Bug reporting form <noreply at postgresql.org>
Latest at 2025-07-15 12:33:14 by Álvaro Herrera <alvherre at kurilemu.de>
Latest attachment (0001-Remove-assertion-in-PortalRunMulti-simplify-comment.patch) at 2025-07-15 12:33:14 from Álvaro Herrera <alvherre at kurilemu.de>
    Attachment (0001-Remove-assertion-in-PortalRunMulti-simplify-comment.patch) at 2025-07-15 12:33:14 from Álvaro Herrera <alvherre at kurilemu.de> (Patch: Yes)
    Attachment (wip2-avoid-failure-with-empty-prepared-query.patch) at 2025-07-14 22:05:50 from Tom Lane <tgl at sss.pgh.pa.us> (Patch: Yes)
    Attachment (wip-avoid-failure-with-empty-prepared-query.patch) at 2025-07-14 21:40:22 from Tom Lane <tgl at sss.pgh.pa.us> (Patch: Yes)
    Attachment (v1-0001-Don-t-allow-to-execute-an-empty-query.patch) at 2025-07-14 21:11:31 from Aleksander Alekseev <aleksander at tigerdata.com> (Patch: Yes)

History

When	Who	What
2025-07-14 21:24:12	Aleksander Alekseev (a.alekseev)	Changed tags to Backport, Bugfix
2025-07-14 21:23:06	Aleksander Alekseev (a.alekseev)	Attached mail thread 18984-0f4778a6599ac3ae@postgresql.org
2025-07-14 21:23:06	Aleksander Alekseev (a.alekseev)	Created patch record