Re: Vacuum, Freeze and Analyze: the big picture

From: Josh Berkus <josh(at)agliodbs(dot)com>
To: PostgreSQL-development <pgsql-hackers(at)postgreSQL(dot)org>
Subject: Re: Vacuum, Freeze and Analyze: the big picture
Date: 2013-05-30 19:18:29
Message-ID: 51A7A605.3050700@agliodbs.com
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> If we have reason to vacuum the relation we do it at
> vacuum_freeze_table_age, not only at autovacuum_max_freeze_age. The
> difference is that the latter triggers a vacuum, while the former only
> changes a partial vacuum into a full one.
>
> Calling that behaviour unconditionally worse is, err, interesting...

*overall* it's better. But as far as FREEZE itself is concerned, it's
worse.

--
Josh Berkus
PostgreSQL Experts Inc.
http://pgexperts.com

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