Received: from maia.hub.org (unknown [200.46.204.183]) by mail.postgresql.org (Postfix) with ESMTP id BC2F7632D4D for ; Sun, 4 Oct 2009 03:11:34 -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 58001-04 for ; Sun, 4 Oct 2009 06:11:26 +0000 (UTC) X-Greylist: domain auto-whitelisted by SQLgrey-1.7.6 Received: from lo.gmane.org (lo.gmane.org [80.91.229.12]) by mail.postgresql.org (Postfix) with ESMTP id E5C1E632CB7 for ; Sun, 4 Oct 2009 03:11:26 -0300 (ADT) Received: from list by lo.gmane.org with local (Exim 4.50) id 1MuKJX-00075I-OL for pgsql-sql@postgresql.org; Sun, 04 Oct 2009 08:11:23 +0200 Received: from ppp-88-217-22-174.dynamic.mnet-online.de ([88.217.22.174]) by main.gmane.org with esmtp (Gmexim 0.1 (Debian)) id 1AlnuQ-0007hv-00 for ; Sun, 04 Oct 2009 08:11:23 +0200 Received: from spam_eater by ppp-88-217-22-174.dynamic.mnet-online.de with local (Gmexim 0.1 (Debian)) id 1AlnuQ-0007hv-00 for ; Sun, 04 Oct 2009 08:11:23 +0200 X-Injected-Via-Gmane: http://gmane.org/ To: pgsql-sql@postgresql.org From: Thomas Kellerer Subject: Re: Common table expression - parsing questions Date: Sun, 04 Oct 2009 08:10:52 +0200 Lines: 9 Message-ID: References: <22431f1b0909281954t21cffc94o291002fe6b545494@mail.gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit X-Complaints-To: usenet@ger.gmane.org X-Gmane-NNTP-Posting-Host: ppp-88-217-22-174.dynamic.mnet-online.de User-Agent: Mozilla/5.0 (Windows; U; Windows NT 5.1; de; rv:1.8.1.21) Gecko/20090302 Thunderbird/2.0.0.21 Mnenhy/0.7.5.666 In-Reply-To: <22431f1b0909281954t21cffc94o291002fe6b545494@mail.gmail.com> 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: 200910/17 X-Sequence-Number: 33216 the6campbells wrote on 29.09.2009 04:54: > 2. Do you intend to remove the requirement to include the recursive > keyword - as other vendors allow The standard *requires* the keyword. As far as I can tell there are two DBMS that require it (Postgres, Firebird) and two that don't (SQL Server and Oracle with the newest release) Thomas