X-Original-To: pgsql-performance-postgresql.org@postgresql.org Received: from localhost (wm.hub.org [200.46.204.128]) by postgresql.org (Postfix) with ESMTP id B3CD89FA4B4 for ; Wed, 13 Sep 2006 09:27:23 -0300 (ADT) Received: from postgresql.org ([200.46.204.71]) by localhost (mx1.hub.org [200.46.204.128]) (amavisd-new, port 10024) with ESMTP id 89949-09 for ; Wed, 13 Sep 2006 12:27:16 +0000 (UTC) X-Greylist: from auto-whitelisted by SQLgrey- Received: from net2.micro-automation.com (net2.micro-automation.com [64.7.141.29]) by postgresql.org (Postfix) with SMTP id 886509FA4BB for ; Wed, 13 Sep 2006 09:27:15 -0300 (ADT) Received: (qmail 20530 invoked from network); 13 Sep 2006 12:27:13 -0000 Received: from dcdsl.ebox.com (HELO ?192.168.1.2?) (davec@64.7.143.116) by net2.micro-automation.com with SMTP; 13 Sep 2006 12:27:13 -0000 In-Reply-To: <20060913122414.16995.qmail@web35811.mail.mud.yahoo.com> References: <20060913122414.16995.qmail@web35811.mail.mud.yahoo.com> Mime-Version: 1.0 (Apple Message framework v752.2) Content-Type: text/plain; charset=US-ASCII; delsp=yes; format=flowed Message-Id: Cc: pgsql-performance@postgresql.org Content-Transfer-Encoding: 7bit From: Dave Cramer Subject: Re: sql-bench Date: Wed, 13 Sep 2006 08:27:12 -0400 To: yoav x X-Mailer: Apple Mail (2.752.2) X-Virus-Scanned: Maia Mailguard 1.0.1 X-Archive-Number: 200609/115 X-Sequence-Number: 20801 All of the tuning parameters would affect all queries shared buffers, wal buffers, effective cache, to name a few --dc-- On 13-Sep-06, at 8:24 AM, yoav x wrote: > Hi > > I am trying to run sql-bench against PostgreSQL 8.1.4 on Linux. > Some of the insert tests seems to be ver slow > > For example: select_join_in > > Are there any tuning parameters that can be changed to speed these > queries? Or are these queries > especially tuned to show MySQL's stgrenths? > > > > > __________________________________________________ > Do You Yahoo!? > Tired of spam? Yahoo! Mail has the best spam protection around > http://mail.yahoo.com > > ---------------------------(end of > broadcast)--------------------------- > TIP 9: In versions below 8.0, the planner will ignore your desire to > choose an index scan if your joining column's datatypes do not > match >