X-Original-To: pgsql-performance-postgresql.org@localhost.postgresql.org Received: from localhost (av.hub.org [200.46.204.144]) by postgresql.org (Postfix) with ESMTP id 5DFF99DCBB6 for ; Tue, 7 Mar 2006 15:37:16 -0400 (AST) Received: from postgresql.org ([200.46.204.71]) by localhost (av.hub.org [200.46.204.144]) (amavisd-new, port 10024) with ESMTP id 12320-09 for ; Tue, 7 Mar 2006 15:37:15 -0400 (AST) X-Greylist: from auto-whitelisted by SQLgrey- Received: from sss.pgh.pa.us (sss.pgh.pa.us [66.207.139.130]) by postgresql.org (Postfix) with ESMTP id AC6669DCBEE for ; Tue, 7 Mar 2006 15:37:12 -0400 (AST) Received: from sss2.sss.pgh.pa.us (tgl@localhost [127.0.0.1]) by sss.pgh.pa.us (8.13.1/8.13.1) with ESMTP id k27JauXw002757; Tue, 7 Mar 2006 14:36:57 -0500 (EST) To: "mcelroy, tim" cc: "'pgsql-performance@postgresql.org'" Subject: Re: pg_reset_stats + cache I/O % In-reply-to: <0C4841B42F87D51195BD00B0D020F5CB044B240E@morpheus.bostonstock.com> References: <0C4841B42F87D51195BD00B0D020F5CB044B240E@morpheus.bostonstock.com> Comments: In-reply-to "mcelroy, tim" message dated "Tue, 07 Mar 2006 14:07:24 -0500" Date: Tue, 07 Mar 2006 14:36:56 -0500 Message-ID: <2756.1141760216@sss.pgh.pa.us> From: Tom Lane X-Virus-Scanned: by amavisd-new at hub.org X-Spam-Status: No, score=0.112 required=5 tests=[AWL=0.112] X-Spam-Score: 0.112 X-Spam-Level: X-Archive-Number: 200603/75 X-Sequence-Number: 17512 "mcelroy, tim" writes: > ERROR: function round(double precision, integer) does not exist Try coercing to numeric instead of float. Also, it'd be a good idea to put that coercion outside the sum()'s instead of inside --- summing bigints is probably noticeably faster than summing numerics. regards, tom lane