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 2475111F6405 for ; Tue, 11 Apr 2006 19:55:26 -0300 (ADT) X-Virus-Scanned: by amavisd-new at hub.org X-Spam-Score: 0.538 X-Spam-Level: X-Spam-Status: No, score=0.538 required=5 tests=[AWL=0.538] Received: from postgresql.org ([200.46.204.71]) by localhost (av.hub.org [200.46.204.144]) (amavisd-new, port 10024) with ESMTP id vf9E7qQ-BJPj for ; Tue, 11 Apr 2006 19:55:08 -0300 (ADT) 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 EA9AE11F6294 for ; Tue, 11 Apr 2006 19:55:16 -0300 (ADT) Received: by noel.decibel.org (Postfix, from userid 1001) id 4C0F556431; Tue, 11 Apr 2006 17:55:16 -0500 (CDT) Received: (hashcash-sendmail, from uid 1001); Tue, 11 Apr 2006 17:55:16 -0500 Date: Tue, 11 Apr 2006 17:55:16 -0500 From: "Jim C. Nasby" To: C Storm Cc: pgsql-performance@postgresql.org Subject: Re: pgmemcache Message-ID: <20060411225515.GZ49405@pervasive.com> References: <1144135482.063425.33380@z34g2000cwc.googlegroups.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1144135482.063425.33380@z34g2000cwc.googlegroups.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: 1:20:060411:christian.storm@gmail.com::0zNAS9ktQ/2wqBnO:000000000000 0000000000000000000000001FMW X-Hashcash: 1:20:060411:pgsql-performance@postgresql.org::c6MbKHDuRbZJIJqh:00000 00000000000000000000000019JG X-Archive-Number: 200604/251 X-Sequence-Number: 18335 On Tue, Apr 04, 2006 at 12:24:42AM -0700, C Storm wrote: > I was wondering if anyone on the list has a successful installation of > pgmemcache running > that uses LISTEN/NOTIFY to signal a successfully completed transaction, > i.e., to get around the fact > that TRIGGERS are transaction unaware. Or perhaps any other > information regarding a successful > deployment of pgmemcache. The problem with attempting that is that you'd have a window between transaction commit and when the cache was invalidated. If that's acceptable then it shouldn't be too difficult to set something up using LISTEN/NOTIFY like you describe. -- 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