X-Original-To: pgsql-performance-postgresql.org@localhost.postgresql.org Received: from localhost (unknown [200.46.204.144]) by svr1.postgresql.org (Postfix) with ESMTP id 8B448535B9 for ; Thu, 21 Apr 2005 14:22:33 -0300 (ADT) Received: from svr1.postgresql.org ([200.46.204.71]) by localhost (av.hub.org [200.46.204.144]) (amavisd-new, port 10024) with ESMTP id 40368-09 for ; Thu, 21 Apr 2005 17:22:27 +0000 (GMT) Received: from davinci.ethosmedia.com (server227.ethosmedia.com [209.128.84.227]) by svr1.postgresql.org (Postfix) with ESMTP id 867C552A8B for ; Thu, 21 Apr 2005 14:22:24 -0300 (ADT) X-EthosMedia-Virus-Scanned: no infections found Received: from [63.195.55.98] (account josh@agliodbs.com HELO spooky) by davinci.ethosmedia.com (CommuniGate Pro SMTP 4.1.8) with ESMTP id 7263468; Thu, 21 Apr 2005 10:24:21 -0700 From: Josh Berkus Organization: Aglio Database Solutions To: Bill Chandler Subject: Re: Index bloat problem? Date: Thu, 21 Apr 2005 10:22:03 -0700 User-Agent: KMail/1.6.2 Cc: pgsql-perform References: <20050421170018.2998.qmail@web51403.mail.yahoo.com> In-Reply-To: <20050421170018.2998.qmail@web51403.mail.yahoo.com> MIME-Version: 1.0 Content-Disposition: inline Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Message-Id: <200504211022.03541.josh@agliodbs.com> X-Virus-Scanned: by amavisd-new at hub.org X-Spam-Status: No, hits=0.01 tagged_above=0 required=5 tests=AWL X-Spam-Level: X-Archive-Number: 200504/574 X-Sequence-Number: 11971 Bill, > What about if an out-of-the-ordinary number of rows > were deleted (say 75% of rows in the table, as opposed > to normal 5%) followed by a 'VACUUM ANALYZE'? =A0Could > things get out of whack because of that situation? Yes. You'd want to run REINDEX after and event like that. As you should n= ow. =2D-=20 Josh Berkus Aglio Database Solutions San Francisco