Horton

Re: Major Version Upgrade failure due to orphan roles entries in catalog

Laurenz Albe <laurenz.albe@cybertec.at>

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From: Laurenz Albe <laurenz.albe@cybertec.at>
To: Tom Lane <tgl@sss.pgh.pa.us>
Cc: Álvaro Herrera <alvherre@alvh.no-ip.org>, Virender Singla <virender.cse@gmail.com>, pgsql-bugs@lists.postgresql.org, Aniket Jha <aniketkumarj@gmail.com>
Date: 2025-02-21T21:39:40Z
Lists: pgsql-bugs

Commits

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

  1. Avoid race condition between "GRANT role" and "DROP ROLE".

  2. Fix pg_dumpall to cope with dangling OIDs in pg_auth_members.

  3. Ensure that pg_auth_members.grantor is always valid.

On Fri, 2025-02-21 at 11:31 -0500, Tom Lane wrote:
> Laurenz Albe <laurenz.albe@cybertec.at> writes:
> > Thanks for the explanation.  That might be worth a comment.
> 
> The adjacent comment already says
> 
> 	/*
> 	 * Advance command counter so we can see new record; else tests in
> 	 * AddRoleMems may fail.
> 	 */
> 
> so I didn't see anything to add there.  Maybe "We can skip this in
> cases where we will not call AddRoleMems"?  Or maybe the better answer
> is to conclude that the whole idea of not calling
> CommandCounterIncrement unconditionally is too fragile and not worth
> expending brain cells on, and just rip out the if-test.

Both the extra sentence and the simplification feel like an improvement.
I am fine with either.

Yours,
Laurenz Albe

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