X-Original-To: pgsql-sql-postgresql.org@postgresql.org Received: from localhost (mx1.hub.org [200.46.208.251]) by postgresql.org (Postfix) with ESMTP id C49BF9FA68D for ; Mon, 26 Jun 2006 19:11:52 -0300 (ADT) Received: from postgresql.org ([200.46.204.71]) by localhost (mx1.hub.org [200.46.208.251]) (amavisd-new, port 10024) with ESMTP id 38365-01 for ; Mon, 26 Jun 2006 19:11:44 -0300 (ADT) X-Greylist: from auto-whitelisted by SQLgrey- Received: from vms046pub.verizon.net (vms046pub.verizon.net [206.46.252.46]) by postgresql.org (Postfix) with ESMTP id 8971B9FA6A2 for ; Mon, 26 Jun 2006 19:11:44 -0300 (ADT) Received: from [192.168.7.3] ([71.101.6.8]) by vms046.mailsrvcs.net (Sun Java System Messaging Server 6.2-4.02 (built Sep 9 2005)) with ESMTPA id <0J1H002MTMZI4O02@vms046.mailsrvcs.net> for pgsql-sql@postgresql.org; Mon, 26 Jun 2006 17:11:43 -0500 (CDT) Date: Mon, 26 Jun 2006 18:12:36 -0400 From: Joe Subject: Re: avg(interval) In-reply-to: <23243.1151357823@sss.pgh.pa.us> To: Tom Lane Cc: Jeremiah Elliott , pgsql-sql@postgresql.org Message-id: <44A05BD4.60900@freedomcircle.net> Organization: Freedom Circle, LLC MIME-version: 1.0 Content-type: text/plain; charset=ISO-8859-1; format=flowed Content-transfer-encoding: 7bit References: <17eca7f50606261422m77395b89ufb713720defb8b42@mail.gmail.com> <23243.1151357823@sss.pgh.pa.us> User-Agent: Thunderbird 1.5.0.4 (Windows/20060516) X-Virus-Scanned: Maia Mailguard 1.0.1 X-Archive-Number: 200606/272 X-Sequence-Number: 25508 Tom Lane wrote: > "Jeremiah Elliott" writes: >> however if i don't average them here is what i get: >> "7 days 22:24:50.62311";"*2420" >> "9 days 22:21:02.683393";"*2420" >> "23:21:35.458459";"*2420" >> "4 days 22:47:41.749756";"*2420" >> "3 days 06:05:59.456947";"*2420" > >> which should average to just over nine days - > > Uh ... how do you arrive at that conclusion? I haven't done the math, > but by eyeball an average of four-something days doesn't look out of > line for those values. It seems he's calculating (7 + 9 + 23 + 4 + 3) / 5 ... Joe