X-Original-To: pgsql-sql-postgresql.org@localhost.postgresql.org Received: from localhost (unknown [64.117.224.130]) by svr1.postgresql.org (Postfix) with ESMTP id 44C61D1B8C2 for ; Mon, 22 Sep 2003 13:25:59 +0000 (GMT) Received: from svr1.postgresql.org ([64.117.224.193]) by localhost (neptune.hub.org [64.117.224.130]) (amavisd-new, port 10024) with ESMTP id 29298-02 for ; Mon, 22 Sep 2003 10:25:17 -0300 (ADT) Received: from fzkmail2.fzk.de (fzkmail2.fzk.de [141.52.27.52]) by svr1.postgresql.org (Postfix) with SMTP id DD425D1B55D for ; Mon, 22 Sep 2003 10:25:12 -0300 (ADT) Received: FROM resy5.fzk.de BY fzkmail2.fzk.de ; Mon Sep 22 15:25:15 2003 +0200 Received: œby rodos.fzk.de with ESMTP (8.8.6 (PHNE_17135)/8.7.1) id PAA11599; Mon, 22 Sep 2003 15:25:14 +0200 (METDST) Message-ID: <3F6EF83A.129807D6@rodos.fzk.de> Date: Mon, 22 Sep 2003 15:25:14 +0200 From: Christoph Haller X-Mailer: Mozilla 4.77 [en] (X11; U; HP-UX B.10.20 9000/780) X-Accept-Language: en MIME-Version: 1.0 To: pgsql-sql@postgresql.org, naveen_shanbhag@hotmail.com Subject: Re: selecting duplicate records Content-Type: text/plain; charset=iso-8859-2 Content-Transfer-Encoding: 7bit X-Virus-Scanned: by amavisd-new at postgresql.org X-Amavis-Alert: BAD HEADER Non-encoded 8-bit data (char 9C hex) in message header 'Received' Received: \234by rodos.fzk.de... ^ X-Archive-Number: 200309/251 X-Sequence-Number: 15229 > 1. How to select duplicate records only from a single table using a select > query. > e.g. select sid,count(sid) from location group by sid having count(sid)>1; Do you get the idea? Your request is pretty unspecific, so if this is not what you're asking for, try again. Regards, Christoph