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 62230529FF for ; Fri, 29 Jul 2005 14:35:24 -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 99330-01 for ; Fri, 29 Jul 2005 17:35:14 +0000 (GMT) Received: from davinci.ethosmedia.com (server227.ethosmedia.com [209.128.84.227]) by svr1.postgresql.org (Postfix) with ESMTP id AAF7052936 for ; Fri, 29 Jul 2005 14:35:13 -0300 (ADT) X-EthosMedia-Virus-Scanned: no infections found Received: from [64.81.245.111] (account josh@agliodbs.com HELO temoku.sf.agliodbs.com) by davinci.ethosmedia.com (CommuniGate Pro SMTP 4.1.8) with ESMTP id 7670303; Fri, 29 Jul 2005 10:37:27 -0700 From: Josh Berkus Reply-To: josh@agliodbs.com Organization: Aglio Database Solutions To: Dennis Bjorklund Subject: Re: Performance problems testing with Spamassassin 3.1.0 Date: Fri, 29 Jul 2005 10:38:04 -0700 User-Agent: KMail/1.8 Cc: Matthew Schumacher , pgsql-performance@postgresql.org References: In-Reply-To: MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Content-Disposition: inline Message-Id: <200507291038.04230.josh@agliodbs.com> X-Virus-Scanned: by amavisd-new at hub.org X-Spam-Status: No, hits=0.049 tagged_above=0 required=5 tests=AWL, FORGED_RCVD_HELO X-Spam-Level: X-Archive-Number: 200507/476 X-Sequence-Number: 13717 Dennis, > =A0 =A0 =A0 EXCEPTION WHEN unique_violation THEN I seem to remember that catching an exception in a PL/pgSQL procedure was a= =20 large performance cost. It'd be better to do UPDATE ... IF NOT FOUND. =2D-=20 =2D-Josh Josh Berkus Aglio Database Solutions San Francisco