X-Original-To: pgsql-performance-postgresql.org@postgresql.org Received: from localhost (mx1.hub.org [200.46.208.251]) by postgresql.org (Postfix) with ESMTP id F2B919FB1BC for ; Wed, 21 Jun 2006 14:12:23 -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 20366-08 for ; Wed, 21 Jun 2006 14:12:16 -0300 (ADT) X-Greylist: from auto-whitelisted by SQLgrey- Received: from sss.pgh.pa.us (sss.pgh.pa.us [66.207.139.130]) by postgresql.org (Postfix) with ESMTP id 28F659FA65C for ; Wed, 21 Jun 2006 14:12:14 -0300 (ADT) Received: from sss2.sss.pgh.pa.us (tgl@localhost [127.0.0.1]) by sss.pgh.pa.us (8.13.6/8.13.6) with ESMTP id k5LHCBec011648; Wed, 21 Jun 2006 13:12:11 -0400 (EDT) To: Scott Marlowe cc: nicky , pgsql-performance@postgresql.org Subject: Re: Speeding up query, Joining 55mil and 43mil records. In-reply-to: <1150909421.26538.135.camel@state.g2switchworks.com> References: <44994DE7.5070801@valuecare.nl> <1150909421.26538.135.camel@state.g2switchworks.com> Comments: In-reply-to Scott Marlowe message dated "Wed, 21 Jun 2006 12:03:41 -0500" Date: Wed, 21 Jun 2006 13:12:11 -0400 Message-ID: <11647.1150909931@sss.pgh.pa.us> From: Tom Lane X-Virus-Scanned: Maia Mailguard 1.0.1 X-Archive-Number: 200606/410 X-Sequence-Number: 19767 Scott Marlowe writes: > What is the difference between the two plans (i.e. explain on both boxes > and compare) Even more to the point, let's see EXPLAIN ANALYZE output from both boxes... regards, tom lane