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 3EFDC52823 for ; Tue, 5 Jul 2005 18:31:23 -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 05167-06 for ; Tue, 5 Jul 2005 21:31:14 +0000 (GMT) Received: from davinci.ethosmedia.com (server227.ethosmedia.com [209.128.84.227]) by svr1.postgresql.org (Postfix) with ESMTP id C99FD52824 for ; Tue, 5 Jul 2005 18:31:13 -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 7574036; Tue, 05 Jul 2005 14:33:24 -0700 From: Josh Berkus Reply-To: josh@agliodbs.com Organization: Aglio Database Solutions To: emil@baymountain.com Subject: Re: Planner constants for RAM resident databases Date: Tue, 5 Jul 2005 14:33:28 -0700 User-Agent: KMail/1.8 Cc: John A Meinel , Postgresql Performance References: <200507012159.39041.emil@baymountain.com> <42C606AA.8060406@arbash-meinel.com> <200507020944.07339.emil@baymountain.com> In-Reply-To: <200507020944.07339.emil@baymountain.com> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Content-Disposition: inline Message-Id: <200507051433.28971.josh@agliodbs.com> X-Virus-Scanned: by amavisd-new at hub.org X-Spam-Status: No, hits=0.045 tagged_above=0 required=5 tests=AWL, FORGED_RCVD_HELO X-Spam-Level: X-Archive-Number: 200507/42 X-Sequence-Number: 13283 Emil, > -> Merge Left Join (cost=9707.71..13993.52 rows=1276 width=161) > (actual time=164.423..361.477 rows=49 loops=1) That would indicate that you need to either increase your statistical sampling (SET STATISTICS) or your frequency of running ANALYZE, or both. -- --Josh Josh Berkus Aglio Database Solutions San Francisco