Received: from maia.hub.org (unknown [200.46.204.183]) by mail.postgresql.org (Postfix) with ESMTP id BD371632385 for ; Mon, 5 Apr 2010 04:10:43 -0300 (ADT) Received: from mail.postgresql.org ([200.46.204.86]) by maia.hub.org (mx1.hub.org [200.46.204.183]) (amavisd-maia, port 10024) with ESMTP id 55738-06 for ; Mon, 5 Apr 2010 07:10:33 +0000 (UTC) X-Greylist: from auto-whitelisted by SQLgrey-1.7.6 Received: from vs137086.vserver.de (static-ip-62-75-137-86.inaddr.intergenia.de [62.75.137.86]) by mail.postgresql.org (Postfix) with ESMTP id CED41632209 for ; Mon, 5 Apr 2010 04:10:32 -0300 (ADT) Received: (qmail 11692 invoked from network); 5 Apr 2010 09:10:30 +0200 Received: from p54b380dd.dip0.t-ipconnect.de (HELO a-kretschmer.de) (84.179.128.221) by static-ip-62-75-137-86.inaddr.intergenia.de with (AES256-SHA encrypted) SMTP; 5 Apr 2010 09:10:29 +0200 Received: from kretschmer by a-kretschmer.de with local (Exim 4.69) (envelope-from ) id 1NygS2-0001c3-9Z for pgsql-sql@postgresql.org; Mon, 05 Apr 2010 09:10:26 +0200 Date: Mon, 5 Apr 2010 09:10:26 +0200 From: Andreas Kretschmer To: pgsql-sql@postgresql.org Subject: Re: INSERT INTO...RETURNING vs SELECT Message-ID: <20100405071026.GA5610@tux> References: <1270442932.4749.140.camel@portable-evil> MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <1270442932.4749.140.camel@portable-evil> X-OS: Debian/GNU Linux - weil ich es mir Wert bin! X-GPG-Fingerprint: EE16 3C01 7B9C 10F7 2C8B 3B86 4DB3 D9EE 7F45 84DA X-Message-Flag: "Windows" is not the answer. "Windows" is the question and the answer is "no"! X-Lugdd: Gerd Kube X-Info: My name is root. Just root. And I am licensed to kill -9 User-Agent: Mutt/1.5.18 (2008-05-17) X-Virus-Scanned: Maia Mailguard 1.0.1 X-Spam-Status: No, hits=0.001 tagged_above=-10 required=5 tests=BAYES_50=0.001 X-Spam-Level: X-Archive-Number: 201004/3 X-Sequence-Number: 33930 Cliff Wells wrote: > As far as I can see, INSERT INTO...RETURNING is semantically equivalent > to SELECT...FROM with a side-effect, so it seems this construct should > work. Can someone shed some light? Well, at the moment you can't reuse the RETURNING-values, you have to wait for 9.1, writeable CTE. Andreas -- Really, I'm not out to destroy Microsoft. That will just be a completely unintentional side effect. (Linus Torvalds) "If I was god, I would recompile penguin with --enable-fly." (unknown) Kaufbach, Saxony, Germany, Europe. N 51.05082°, E 13.56889°