X-Original-To: pgsql-sql@postgresql.org Received: from localhost (developer.postgresql.org [64.117.224.193]) by developer.postgresql.org (Postfix) with ESMTP id 21046921BE8 for ; Tue, 27 May 2003 11:07:17 -0400 (EDT) Received: from developer.postgresql.org ([64.117.224.193]) by localhost (developer.postgresql.org [64.117.224.193:10024]) (amavisd-new) with ESMTP id 94362-02 for ; Tue, 27 May 2003 11:07:16 -0400 (EDT) Received: from fzkmail2.fzk.de (fzkmail2.fzk.de [141.52.27.52]) by developer.postgresql.org (Postfix) with SMTP id E79CA921BE6 for ; Tue, 27 May 2003 11:07:15 -0400 (EDT) Received: FROM resy5.fzk.de BY fzkmail2.fzk.de ; Tue May 27 17:08:49 2003 +0200 Received: œby rodos.fzk.de with ESMTP (8.8.6 (PHNE_17135)/8.7.1) id RAA00265; Tue, 27 May 2003 17:07:12 +0200 (METDST) Message-ID: <3ED37F1F.3060209@rodos.fzk.de> Date: Tue, 27 May 2003 17:07:11 +0200 From: Christoph Haller User-Agent: Mozilla/5.0 (X11; U; HP-UX 9000/780; en-US; rv:1.3) Gecko/20030321 X-Accept-Language: en-us, en MIME-Version: 1.0 To: pgsql-sql@postgresql.org Cc: eric@vianet-express.com.br Subject: Re: alter column witdh Content-Type: text/plain; charset=us-ascii; format=flowed Content-Transfer-Encoding: 7bit X-Virus-Scanned: by amavisd-new X-Archive-Number: 200305/513 X-Sequence-Number: 13678 > > how can I alter the column width > Something like begin ; alter table foo rename column b to b_old ; alter table foo add column b_new character(20) ; update foo set b_new = b_old ; alter table foo drop column b_old ; alter table foo rename column b_new to b ; commit ; does the trick. Refer to the archives too. Regards, Christoph