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 02DF35E46EB for ; Fri, 20 Aug 2004 13:46:24 -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 94187-04 for ; Fri, 20 Aug 2004 16:46:29 +0000 (GMT) Received: from sss.pgh.pa.us (sss.pgh.pa.us [66.207.139.130]) by svr1.postgresql.org (Postfix) with ESMTP id 6F6835E46DB for ; Fri, 20 Aug 2004 13:46:15 -0300 (ADT) Received: from sss2.sss.pgh.pa.us (tgl@localhost [127.0.0.1]) by sss.pgh.pa.us (8.12.11/8.12.11) with ESMTP id i7KGkNRN022980; Fri, 20 Aug 2004 12:46:23 -0400 (EDT) To: David Garamond Cc: pgsql-sql@postgresql.org Subject: Re: olympics ranking query In-reply-to: <41262968.2000507@zara.6.isreserved.com> References: <41262968.2000507@zara.6.isreserved.com> Comments: In-reply-to David Garamond message dated "Fri, 20 Aug 2004 23:40:08 +0700" Date: Fri, 20 Aug 2004 12:46:22 -0400 Message-ID: <22979.1093020382@sss.pgh.pa.us> From: Tom Lane 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: 200408/228 X-Sequence-Number: 18725 David Garamond writes: > Challenge question: is there a simpler way to do query #1 (without any > PL, and if possible without sequences too? Can't without sequences AFAIK, but you certainly can do it simpler: select setval('seq1', 0); select nextval('seq1'), * from (select count(*) as numranker, gold, silver, bronze from countrymedal group by gold, silver, bronze order by gold desc, silver desc, bronze desc) ss; regards, tom lane