Received: from localhost (unknown [200.46.204.183]) by postgresql.org (Postfix) with ESMTP id A598B2E38AE for ; Thu, 13 Mar 2008 19:17:54 -0300 (ADT) Received: from postgresql.org ([200.46.204.71]) by localhost (mx1.hub.org [200.46.204.183]) (amavisd-maia, port 10024) with ESMTP id 95293-02-4 for ; Thu, 13 Mar 2008 19:17:46 -0300 (ADT) X-Greylist: from auto-whitelisted by SQLgrey-1.7.5 Received: from pih-relay05.plus.net (pih-relay05.plus.net [212.159.14.132]) by postgresql.org (Postfix) with ESMTP id 21E3D2E31C8 for ; Thu, 13 Mar 2008 19:05:04 -0300 (ADT) Received: from [80.229.150.39] (helo=mansionfamily.plus.com) by pih-relay05.plus.net with esmtp (Exim) id 1JZvXo-00081q-L2 for pgsql-performance@postgresql.org; Thu, 13 Mar 2008 22:05:01 +0000 Received: from [192.168.0.87] ([192.168.0.87]:3272) by mansionfamily.plus.com with [XMail 1.22 ESMTP Server] id for from ; Thu, 13 Mar 2008 22:09:31 -0000 Message-ID: <47D9A5E7.1010802@mansionfamily.plus.com> Date: Thu, 13 Mar 2008 22:08:39 +0000 From: James Mansion Organization: MsgWare User-Agent: Thunderbird 2.0.0.0 (Windows/20070326) MIME-Version: 1.0 To: pgsql-performance@postgresql.org Subject: temp tables Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit X-Plusnet-Relay: eeed8ae041193756a9362265799b7be8 X-Virus-Scanned: Maia Mailguard 1.0.1 X-Archive-Number: 200803/291 X-Sequence-Number: 29245 Do CREATE TEMP TABLE table have any special treatment regarding eliding sync operations or deferring creation of disk files in the case where memory pressure does not require a spill? James