X-Original-To: pgsql-patches-postgresql.org@localhost.postgresql.org Received: from localhost (unknown [200.46.204.144]) by svr1.postgresql.org (Postfix) with ESMTP id F1016529F1 for ; Wed, 10 Aug 2005 12:30:03 -0300 (ADT) Received: from svr1.postgresql.org ([200.46.204.71]) by localhost (av.hub.org [200.46.204.144]) (amavisd-new, port 10024) with ESMTP id 08043-04 for ; Wed, 10 Aug 2005 15:29:56 +0000 (GMT) Received: from sss.pgh.pa.us (sss.pgh.pa.us [66.207.139.130]) by svr1.postgresql.org (Postfix) with ESMTP id 000365289C for ; Wed, 10 Aug 2005 12:29:55 -0300 (ADT) 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 j7AFTnha026483; Wed, 10 Aug 2005 11:29:50 -0400 (EDT) To: Simon Riggs Cc: Luke Lonergan , Alon Goldshuv , pgsql-patches@postgresql.org Subject: Re: COPY FROM performance improvements In-reply-to: <1123661700.3670.621.camel@localhost.localdomain> References: <1123661700.3670.621.camel@localhost.localdomain> Comments: In-reply-to Simon Riggs message dated "Wed, 10 Aug 2005 09:15:00 +0100" Date: Wed, 10 Aug 2005 11:29:49 -0400 Message-ID: <26482.1123687789@sss.pgh.pa.us> From: Tom Lane X-Virus-Scanned: by amavisd-new at hub.org X-Spam-Status: No, hits=0.006 tagged_above=0 required=5 tests=AWL X-Spam-Level: X-Archive-Number: 200508/91 X-Sequence-Number: 17038 Simon Riggs writes: > Nobody's said what compiler/hardware they have been using, so since both > Alon and Tom say their character finding logic is faster, it is likely > to be down to that? Name your platforms gentlemen, please. I tested on HPPA with gcc 2.95.3 and on a Pentium 4 with gcc 3.4.3. Got pretty much the same results on both. regards, tom lane