Received: from localhost (mx1.hub.org [200.46.208.251]) by postgresql.org (Postfix) with ESMTP id 187EB9FB318 for ; Tue, 17 Oct 2006 06:48:53 -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 05873-05 for ; Tue, 17 Oct 2006 06:48:50 -0300 (ADT) X-Greylist: from auto-whitelisted by SQLgrey- Received: from moutng.kundenserver.de (moutng.kundenserver.de [212.227.126.177]) by postgresql.org (Postfix) with ESMTP id 733F79FB2F5 for ; Tue, 17 Oct 2006 06:48:49 -0300 (ADT) Received: from [194.25.154.138] (helo=webserv.wug.de) by mrelayeu.kundenserver.de (node=mrelayeu0) with ESMTP (Nemesis), id 0MKwh2-1GZlYz3KKB-0003Kt; Tue, 17 Oct 2006 11:48:46 +0200 Received: from kretschmer by webserv.wug.de with local (Exim 3.36 #1) id 1GZlYv-0006rD-00 for pgsql-performance@postgresql.org; Tue, 17 Oct 2006 11:48:41 +0200 Date: Tue, 17 Oct 2006 11:48:41 +0200 From: "A. Kretschmer" To: pgsql-performance@postgresql.org Subject: Re: Optimization of this SQL sentence Message-ID: <20061017094841.GC19268@a-kretschmer.de> References: <45349CDF.3090002@rentalia.com> <71E37EF6B7DCC1499CEA0316A256832802B3E738@loki.wc.globexplorer.net> <4534A35E.9030909@rentalia.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <4534A35E.9030909@rentalia.com> X-OS: Debian/GNU Linux - weil ich es mir Wert bin! X-Message-Flag: "Windows" is not the answer. "Windows" is the question and the answer is "no"! User-Agent: Mutt/1.5.9i X-Provags-ID: kundenserver.de abuse@kundenserver.de login:51ea9561fc3f6d9539a2acd743e4748c X-Virus-Scanned: Maia Mailguard 1.0.1 X-Spam-Status: No, hits=0.342 tagged_above=0 required=5 tests=AWL, SPF_HELO_PASS X-Spam-Level: X-Archive-Number: 200610/316 X-Sequence-Number: 21445 am Tue, dem 17.10.2006, um 11:33:18 +0200 mailte Ruben Rubio folgendes: > > > > SELECT max(idcomment) > > FROM ficha vf > > INNER JOIN comment c ON (vf.idficha=c.idfile AND (idestado=3 OR > > idestado=4)) > > WHERE idstatus=3 > > AND ctype=1 check for indexes on vf.idficha, c.idfile, idstatus and ctype. Andreas -- Andreas Kretschmer Kontakt: Heynitz: 035242/47215, D1: 0160/7141639 (mehr: -> Header) GnuPG-ID: 0x3FFF606C, privat 0x7F4584DA http://wwwkeys.de.pgp.net