X-Original-To: pgsql-performance-postgresql.org@localhost.postgresql.org Received: from localhost (mx1.hub.org [200.46.208.251]) by postgresql.org (Postfix) with ESMTP id 1EF8D9FA38E; Wed, 10 May 2006 15:40:54 -0300 (ADT) Received: from postgresql.org ([200.46.204.71]) by localhost (mx1.hub.org [200.46.208.251]) (amavisd-new, port 10024) with ESMTP id 46626-07; Wed, 10 May 2006 15:40:38 -0300 (ADT) X-Greylist: from auto-whitelisted by SQLgrey- X-Greylist: from auto-whitelisted by SQLgrey- Received: from noel.decibel.org (noel.decibel.org [67.100.216.10]) by postgresql.org (Postfix) with ESMTP id B23869FA2CB; Wed, 10 May 2006 15:40:38 -0300 (ADT) Received: by noel.decibel.org (Postfix, from userid 1001) id 3E45256423; Wed, 10 May 2006 13:40:37 -0500 (CDT) Received: (hashcash-sendmail, from uid 1001); Wed, 10 May 2006 13:40:35 -0500 Date: Wed, 10 May 2006 13:40:35 -0500 From: "Jim C. Nasby" To: PFC Cc: Christian Kratzer , Tom Lane , pgsql-performance@postgresql.org, pgsql-hackers@postgresql.org Subject: Re: [HACKERS] Big IN() clauses etc : feature proposal Message-ID: <20060510184035.GN99570@pervasive.com> References: <445F7FF8.6070707@comcast.net> <1147110142.32369.7.camel@archimedes> <20060508175013.GY99570@pervasive.com> <28288.1147111196@sss.pgh.pa.us> <20060509105214.P90693@vesihiisi.cksoft.de> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: X-Operating-System: FreeBSD 6.0-RELEASE-p4 amd64 X-Distributed: Join the Effort! http://www.distributed.net User-Agent: Mutt/1.5.11 X-Hashcash: 1:20:060510:lists@peufeu.com::ldLZu33CJzoBMmhF:05+9T X-Hashcash: 1:20:060510:ck@cksoft.de::F8S37ItXtwUNHKb0:000006dYg X-Hashcash: 1:20:060510:tgl@sss.pgh.pa.us::R8qRRaV2D5mOnyK1:00000000000000000000 0000000000000000000000002h31 X-Hashcash: 1:20:060510:pgsql-performance@postgresql.org::IzEqT570jAOX1qcL:00000 0000000000000000000000004T7T X-Hashcash: 1:20:060510:pgsql-hackers@postgresql.org::15HNVcmPgvxM5aR4:000000000 00000000000000000000000026S7 X-Virus-Scanned: Maia Mailguard 1.0.1 X-Archive-Number: 200605/266 X-Sequence-Number: 19053 On Tue, May 09, 2006 at 11:33:42AM +0200, PFC wrote: > - Repeating the query might yield different results if records were > added or deleted in the meantime. BTW, SET TRANSACTION ISOLATION LEVEL serializeable or BEGIN ISOLATION LEVEL serializeable would cure that. -- Jim C. Nasby, Sr. Engineering Consultant jnasby@pervasive.com Pervasive Software http://pervasive.com work: 512-231-6117 vcard: http://jim.nasby.net/pervasive.vcf cell: 512-569-9461