X-Original-To: pgsql-performance-postgresql.org@localhost.postgresql.org Received: from localhost (av.hub.org [200.46.204.144]) by postgresql.org (Postfix) with ESMTP id 9D54E11F65DC for ; Tue, 28 Mar 2006 17:59:26 -0400 (AST) Received: from postgresql.org ([200.46.204.71]) by localhost (av.hub.org [200.46.204.144]) (amavisd-new, port 10024) with ESMTP id 25001-03 for ; Tue, 28 Mar 2006 17:59:23 -0400 (AST) 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 A64BF11F65D1 for ; Tue, 28 Mar 2006 17:59:20 -0400 (AST) Received: by noel.decibel.org (Postfix, from userid 1001) id 7AED756423; Tue, 28 Mar 2006 15:59:20 -0600 (CST) Received: (hashcash-sendmail, from uid 1001); Tue, 28 Mar 2006 15:59:20 -0600 Date: Tue, 28 Mar 2006 15:59:20 -0600 From: "Jim C. Nasby" To: Antoine Cc: pgsql-performance@postgresql.org Subject: Re: MVCC intro and benefits docs? Message-ID: <20060328215919.GB75181@pervasive.com> References: <92d3a4950603281227p50e48bc1o4af504e2d82dc6f5@mail.gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <92d3a4950603281227p50e48bc1o4af504e2d82dc6f5@mail.gmail.com> 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: 1:20:060328:melser.anton@gmail.com::ccZPlqpL0POEwYAn:000000000000000 0000000000000000000000001wNI X-Hashcash: 1:20:060328:pgsql-performance@postgresql.org::aXSaKzwkC8h6Wcng:00000 0000000000000000000000000yus X-Virus-Scanned: by amavisd-new at hub.org X-Spam-Status: No, score=0.108 required=5 tests=[AWL=0.108] X-Spam-Score: 0.108 X-Spam-Level: X-Archive-Number: 200603/568 X-Sequence-Number: 18005 On Tue, Mar 28, 2006 at 10:27:39PM +0200, Antoine wrote: > Hi, > Does anyone know of any fairly entry-level documentation for the > benefits-drawbacks of MVCC in the db? As it relates to performance? > Postgres vs the others? > Cheers > Antoine It's not dedicated to discussing MVCC alone, but http://www.pervasive-postgres.com/lp/newsletters/2005/Insights_opensource_Dec.asp#2 might provide you with some useful info. -- 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