X-Original-To: pgsql-performance@postgresql.org Received: from localhost (postgresql.org [64.49.215.8]) by postgresql.org (Postfix) with ESMTP id 571D1475DBD for ; Fri, 7 Feb 2003 03:46:06 -0500 (EST) Received: from www.pspl.co.in (www.pspl.co.in [202.54.11.65]) by postgresql.org (Postfix) with ESMTP id DD95B47615F for ; Fri, 7 Feb 2003 03:40:26 -0500 (EST) Received: (from root@localhost) by www.pspl.co.in (8.11.6/8.11.6) id h178eQf26106 for ; Fri, 7 Feb 2003 14:10:26 +0530 Received: from daithan.itnranet.pspl.co.in (daithan.intranet.pspl.co.in [192.168.7.161]) by www.pspl.co.in (8.11.6/8.11.0) with ESMTP id h178eQ526101 for ; Fri, 7 Feb 2003 14:10:26 +0530 Content-Type: text/plain; charset="iso-8859-1" From: Shridhar Daithankar To: pgsql-performance@postgresql.org Subject: Re: Performance Date: Fri, 7 Feb 2003 14:10:51 +0530 User-Agent: KMail/1.4.3 References: In-Reply-To: MIME-Version: 1.0 Message-Id: <200302071410.51302.shridhar_daithankar@persistent.co.in> X-MIME-Autoconverted: from quoted-printable to 8bit by www.pspl.co.in id h178eQ526101 Content-Transfer-Encoding: quoted-printable X-Virus-Scanned: by AMaViS new-20020517 X-Archive-Number: 200302/31 X-Sequence-Number: 1087 On Friday 07 February 2003 01:41 pm, you wrote: > I come from a Sybase background and have just started working with > Postgre. Are there any books or tutorials that cover general performance > issues for beginners? I don't just want to start creating databases and > tables or writing mad queries without really understanding what is > happening in the background. I know quite a few tips and tricks for Sybase > but I don't think that much of it is relevant on Postgres. I would like to > know how the query optimizer works, i.e. does the order of tables in the > from clause make a difference in speed and how does indexing work on > Postgres? Any help pointing me in the right direction would be appreciate= d. Religously go thr. admin guide. and then a quick look thr. all SQL commands= .=20 May take a day or two but believe me, it is worth that. Shridhar