Re: [BUG?] check_exclusion_or_unique_constraint false negative

Mihail Nikalayeu <mihailnikalayeu@gmail.com>

From: Mihail Nikalayeu <mihailnikalayeu@gmail.com>

To: "Zhijie Hou (Fujitsu)" <houzj.fnst@fujitsu.com>, Peter Geoghegan <pg@bowt.ie>

Cc: Amit Kapila <amit.kapila16@gmail.com>, "Hayato Kuroda (Fujitsu)" <kuroda.hayato@fujitsu.com>, PostgreSQL Hackers <pgsql-hackers@postgresql.org>, Andres Freund <andres@anarazel.de>

Date: 2025-08-21T08:43:08Z

Lists: pgsql-hackers

Attachments

v10-0002-Fix-btree-index-scan-concurrency-issues-with-dir.patch (application/octet-stream) patch v10-0002
v10-0001-This-patch-introduces-new-injection-points-and-T.patch (application/octet-stream) patch v10-0001

Hello,

Added one more test - for invalid "update_deleted" conflict detection.

Best regards,
Mikhail.

Commits

Add support for INSERT ... ON CONFLICT DO NOTHING/UPDATE.
- 168d5805e4c0 9.5.0 cited