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 F07B89FB2F3 for ; Fri, 15 Sep 2006 13:17:55 -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 28883-08 for ; Fri, 15 Sep 2006 16:17:46 +0000 (UTC) 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 482A29FB2F7 for ; Fri, 15 Sep 2006 13:17:46 -0300 (ADT) Received: from sss2.sss.pgh.pa.us (tgl@localhost [127.0.0.1]) by sss.pgh.pa.us (8.13.6/8.13.6) with ESMTP id k8FGHi2u002480; Fri, 15 Sep 2006 12:17:44 -0400 (EDT) To: Joost Kraaijeveld cc: pgsql-performance@postgresql.org Subject: Re: Why the difference in plans ?? In-reply-to: <1158336309.6071.2.camel@panoramix> References: <1158309566.30482.29.camel@panoramix> <24190.1158329315@sss.pgh.pa.us> <1158336309.6071.2.camel@panoramix> Comments: In-reply-to Joost Kraaijeveld message dated "Fri, 15 Sep 2006 18:05:09 +0200" Date: Fri, 15 Sep 2006 12:17:44 -0400 Message-ID: <2479.1158337064@sss.pgh.pa.us> From: Tom Lane X-Virus-Scanned: Maia Mailguard 1.0.1 X-Archive-Number: 200609/209 X-Sequence-Number: 20895 Joost Kraaijeveld writes: > Do you mean with "increasing my statistics target" changing the value of > "default_statistics_target = 10" to a bigger number? If so, changing it > to 900 did not make any difference (PostgreSQL restarted, vacuumed > analysed etc). Hm, did the "353" rowcount estimate not change at all? regards, tom lane