Received: from localhost (unknown [200.46.204.187])
	by postgresql.org (Postfix) with ESMTP id C0D009FA04F
	for <pgsql-performance-postgresql.org@postgresql.org>;
	Tue, 11 Sep 2007 01:23:21 -0300 (ADT)
Received: from postgresql.org ([200.46.204.71])
	by localhost (mx1.hub.org [200.46.204.187]) (amavisd-maia, port 10024)
	with ESMTP id 63211-04 for
	<pgsql-performance-postgresql.org@postgresql.org>;
	Tue, 11 Sep 2007 01:23:13 -0300 (ADT)
X-Greylist: from auto-whitelisted by SQLgrey-1.7.5
Received: from sss.pgh.pa.us (sss.pgh.pa.us [66.207.139.130])
	by postgresql.org (Postfix) with ESMTP id C2A7E9F9727
	for <pgsql-performance@postgresql.org>;
	Tue, 11 Sep 2007 01:23:13 -0300 (ADT)
Received: from sss2.sss.pgh.pa.us (tgl@localhost [127.0.0.1])
	by sss.pgh.pa.us (8.14.1/8.14.1) with ESMTP id l8B4NBVs018594;
	Tue, 11 Sep 2007 00:23:11 -0400 (EDT)
To: Craig James <craig_james@emolecules.com>
cc: pgsql-performance@postgresql.org
Subject: Re: What to vacuum after deleting lots of tables 
In-reply-to: <46E6159A.1000707@emolecules.com> 
References: <46E6159A.1000707@emolecules.com>
Comments: In-reply-to Craig James <craig_james@emolecules.com>
	message dated "Mon, 10 Sep 2007 21:12:10 -0700"
Date: Tue, 11 Sep 2007 00:23:11 -0400
Message-ID: <18593.1189484591@sss.pgh.pa.us>
From: Tom Lane <tgl@sss.pgh.pa.us>
X-Virus-Scanned: Maia Mailguard 1.0.1
X-Archive-Number: 200709/170
X-Sequence-Number: 26715

Craig James <craig_james@emolecules.com> writes:
> If I delete a whole bunch of tables (like 10,000 tables), should I vacuum system tables, and if so, which ones?  (This system is still on 8.1.4 and isn't running autovacuum).

"All of them" would do for a first approximation.

			regards, tom lane