Received: from maia.hub.org (maia-3.hub.org [200.46.204.243]) by mail.postgresql.org (Postfix) with ESMTP id C5A596329BA for ; Fri, 2 Jul 2010 00:10:01 -0300 (ADT) Received: from mail.postgresql.org ([200.46.204.86]) by maia.hub.org (mx1.hub.org [200.46.204.243]) (amavisd-maia, port 10024) with ESMTP id 06165-06 for ; Fri, 2 Jul 2010 03:09:55 +0000 (UTC) X-Greylist: from auto-whitelisted by SQLgrey-1.7.6 Received: from www.postnewspapers.com.au (www.postnewspapers.com.au [202.4.227.11]) by mail.postgresql.org (Postfix) with ESMTP id CA05C631E46 for ; Fri, 2 Jul 2010 00:09:54 -0300 (ADT) Received: from mail.postnewspapers.com.au (202-89-185-120.static.dsl.amnet.net.au [202.89.185.120]) by www.postnewspapers.com.au (Postfix) with ESMTP id 97B53C169; Fri, 2 Jul 2010 11:09:53 +0800 (WST) Received: from [10.0.0.53] (wallace.localnet [10.0.0.53]) by mail.postnewspapers.com.au (Postfix) with ESMTP id 103EFAF0CA; Fri, 2 Jul 2010 11:08:47 +0800 (WST) Message-ID: <4C2D574E.5030308@postnewspapers.com.au> Date: Fri, 02 Jul 2010 11:04:46 +0800 From: Craig Ringer User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.9.1.9) Gecko/20100423 Thunderbird/3.0.4 MIME-Version: 1.0 To: Eliot Gable CC: pgsql-performance@postgresql.org Subject: Re: Highly Efficient Custom Sorting References: In-Reply-To: X-Enigmail-Version: 1.0.1 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit X-Virus-Scanned: Maia Mailguard 1.0.1 X-Spam-Status: No, hits=0.79 tagged_above=-10 required=5 tests=BAYES_50=0.8, T_RP_MATCHES_RCVD=-0.01 X-Spam-Level: X-Archive-Number: 201007/16 X-Sequence-Number: 39405 On 02/07/10 08:46, Eliot Gable wrote: > So, the bottom line is, I need a faster way to do this sorting. You haven't showed us how you're doing it at the moment, so it's awfully hard to comment usefully on possible approaches. -- Craig Ringer Tech-related writing: http://soapyfrogs.blogspot.com/