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 A8A7A9FA2EB for ; Thu, 18 May 2006 17:16:27 -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 73212-07 for ; Thu, 18 May 2006 17:16:16 -0300 (ADT) X-Greylist: from auto-whitelisted by SQLgrey- Received: from cassarossa.samfundet.no (cassarossa.samfundet.no [129.241.93.19]) by postgresql.org (Postfix) with ESMTP id DAAC39F9C18 for ; Thu, 18 May 2006 17:16:15 -0300 (ADT) Received: from trofast.sesse.net ([129.241.93.32]) by cassarossa.samfundet.no with esmtp (Exim 4.50) id 1Fgour-0003wG-KG for pgsql-performance@postgresql.org; Thu, 18 May 2006 22:16:14 +0200 Received: from sesse by trofast.sesse.net with local (Exim 3.36 #1 (Debian)) id 1Fgous-0002GR-00 for ; Thu, 18 May 2006 22:16:14 +0200 Date: Thu, 18 May 2006 22:16:14 +0200 From: "Steinar H. Gunderson" To: pgsql-performance@postgresql.org Subject: Re: why is bitmap index chosen for this query? Message-ID: <20060518201614.GA8640@uio.no> Mail-Followup-To: pgsql-performance@postgresql.org References: <20060518194813.GA8539@uio.no> <20060518195316.38327.qmail@web30709.mail.mud.yahoo.com> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <20060518195316.38327.qmail@web30709.mail.mud.yahoo.com> X-Operating-System: Linux 2.6.16.11 on a x86_64 X-Message-Flag: Outlook? --> http://www.mozilla.org/products/thunderbird/ User-Agent: Mutt/1.5.11+cvs20060403 X-Virus-Scanned: Maia Mailguard 1.0.1 X-Archive-Number: 200605/399 X-Sequence-Number: 19186 On Thu, May 18, 2006 at 12:53:16PM -0700, Stephen Byers wrote: > Yes, here are the runtimes for the repeated query. > Total runtime: 748716.750 ms > Total runtime: 749170.934 ms > Total runtime: 744113.594 ms > Total runtime: 746314.251 ms > Total runtime: 742083.732 ms With which options enabled? This isn't even close to any of the three times you already posted. /* Steinar */ -- Homepage: http://www.sesse.net/