Re: VACUUM FULL/CLUSTER doesn't update pg_class's pg_class.relfrozenxid

From: Andres Freund <andres(at)2ndquadrant(dot)com>
To: Robert Haas <robertmhaas(at)gmail(dot)com>
Cc: "pgsql-hackers(at)postgresql(dot)org" <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: VACUUM FULL/CLUSTER doesn't update pg_class's pg_class.relfrozenxid
Date: 2014-03-03 13:05:37
Message-ID: 20140303130537.GA16654@awork2.anarazel.de
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On 2014-03-03 07:52:23 -0500, Robert Haas wrote:
> And I think that's a pretty worthwhile thing to do, because we get
> periodic reports from people who have run VACUUM FULL on a database in
> danger of wraparound and then wondered why it did not fix the problem.
> The previously-mentioned commit did most of the heavy lifting as far
> as tidying that up, but without this adjustment it won't quite get us
> over the hump.
>
> But all that having been said, a deadline is a deadline, so if anyone
> wishes to declare this untimely please speak up.

Now, I am obviously not impartial here, but I think it doesn't make
sense to whack this code around in two releases if not necessary.

Greetings,

Andres Freund

--
Andres Freund http://www.2ndQuadrant.com/
PostgreSQL Development, 24x7 Support, Training & Services

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