Re: Bloated Table

From: Alvaro Herrera <alvherre(at)commandprompt(dot)com>
To: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
Cc: Brad Nicholson <bnichols(at)ca(dot)afilias(dot)info>, Alexander Schöcke <asc(at)turtle-entertainment(dot)de>, pgsql-general(at)postgresql(dot)org
Subject: Re: Bloated Table
Date: 2009-05-27 20:02:26
Message-ID: 20090527200226.GZ32650@alvh.no-ip.org
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Tom Lane wrote:

> It's an interesting exercise in trying to estimate bloat without
> groveling through the whole relation, but I seriously doubt you could
> ever get numbers this way that are trustworthy enough to drive
> maintenance decisions.

Well, pg_stattuple is way too expensive to be running every minute ...

--
Alvaro Herrera http://www.CommandPrompt.com/
PostgreSQL Replication, Consulting, Custom Development, 24x7 support

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