Horton

Re: Test instability when pg_dump orders by OID

Tom Lane <tgl@sss.pgh.pa.us>

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From: Tom Lane <tgl@sss.pgh.pa.us>
To: Andres Freund <andres@anarazel.de>
Cc: Noah Misch <noah@leadboat.com>, Kirill Reshke <reshkekirill@gmail.com>, Alexander Lakhin <exclusion@gmail.com>, pgsql-hackers@postgresql.org, Robert Haas <robertmhaas@gmail.com>
Date: 2025-08-24T15:50:01Z
Lists: pgsql-hackers

Commits

Same data as JSON: GET /api/v1/messages/:b64id/commits the thread's linked commits as JSON, with link sources. API reference →

  1. Rewrite previous commit's test for TestUpgradeXversion compatibility.

  2. Sort DO_DEFAULT_ACL dump objects independent of OIDs.

  3. Remove, from stable branches, the new assertion of no pg_dump OID sort.

  4. Sort dump objects independent of OIDs, for the 7 holdout object types.

  5. pg_dump: provide a stable sort order for rules.

  6. pg_dump: include comments on not-null constraints on domains, too

  7. Verify roundtrip dump/restore of regression database

  8. In pg_dump, use simplehash.h to look up dumpable objects by OID.

  9. Tweak pg_dumpall to add GRANT CONNECT ON DATABASE ... TO PUBLIC when dumping

  10. Restructure operator classes to allow improved handling of cross-data-type

  11. First phase of project to use fixed OIDs for all system catalogs and

  12. Tweak pg_dump to say GRANT ALL when appropriate, rather than enumerating

Andres Freund <andres@anarazel.de> writes:
> I wonder if it's worth adding support to CI to perform the cross-version
> upgrade test. It'd be pretty easy to install all pgdg apt postgres packages to
> the debian image, which then could be used as the source version...

I feel that that's the wrong tradeoff.  CI should be expected to be
fairly cheap, not to catch everything the buildfarm could catch.

			regards, tom lane