X-Original-To: pgsql-sql-postgresql.org@localhost.postgresql.org Received: from localhost (unknown [200.46.204.144]) by svr1.postgresql.org (Postfix) with ESMTP id 838D4329E7F for ; Mon, 20 Sep 2004 19:33:40 +0100 (BST) 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 60728-07 for ; Mon, 20 Sep 2004 18:33:35 +0000 (GMT) Received: from stark.xeocode.com (gsstark.mtl.istop.com [66.11.160.162]) by svr1.postgresql.org (Postfix) with ESMTP id 1C862329DD0 for ; Mon, 20 Sep 2004 19:33:35 +0100 (BST) Received: from localhost ([127.0.0.1] helo=stark.xeocode.com) by stark.xeocode.com with smtp (Exim 3.36 #1 (Debian)) id 1C9Syk-0002St-00; Mon, 20 Sep 2004 14:33:34 -0400 To: mailreg@numerixtechnology.de Cc: pgsql-sql@postgresql.org Subject: Re: COUNT(*) to find records which have a certain number of References: <414F02FF.8000603@numerixtechnology.de> In-Reply-To: <414F02FF.8000603@numerixtechnology.de> From: Greg Stark Organization: The Emacs Conspiracy; member since 1992 Date: 20 Sep 2004 14:33:33 -0400 Message-ID: <87fz5chjsy.fsf@stark.xeocode.com> Lines: 14 User-Agent: Gnus/5.09 (Gnus v5.9.0) Emacs/21.3 MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii X-Virus-Scanned: by amavisd-new at hub.org X-Spam-Status: No, hits=0.0 tagged_above=0.0 required=5.0 tests= X-Spam-Level: X-Archive-Number: 200409/165 X-Sequence-Number: 19011 T E Schmitz writes: > SELECT > BRAND_NAME,MODEL_NAME ... > intersect ... Huh, I never think of the set operation solutions. I'm curious how it compares speed-wise. -- greg