Received: from maia.hub.org (unknown [200.46.204.183]) by mail.postgresql.org (Postfix) with ESMTP id 54666632B4A for ; Thu, 1 Apr 2010 09:34:20 -0300 (ADT) Received: from mail.postgresql.org ([200.46.204.86]) by maia.hub.org (mx1.hub.org [200.46.204.183]) (amavisd-maia, port 10024) with ESMTP id 08290-10 for ; Thu, 1 Apr 2010 12:34:09 +0000 (UTC) X-Greylist: from auto-whitelisted by SQLgrey-1.7.6 Received: from 26.mail-out.ovh.net (26.mail-out.ovh.net [91.121.27.225]) by mail.postgresql.org (Postfix) with SMTP id 7BCE36340AC for ; Thu, 1 Apr 2010 09:34:09 -0300 (ADT) Received: (qmail 11587 invoked by uid 503); 1 Apr 2010 12:40:51 -0000 Received: from b6.ovh.net (HELO mail620.ha.ovh.net) (213.186.33.56) by 26.mail-out.ovh.net with SMTP; 1 Apr 2010 12:40:50 -0000 Received: from b0.ovh.net (HELO queueout) (213.186.33.50) by b0.ovh.net with SMTP; 1 Apr 2010 12:33:07 -0000 Received: from par69-8-88-161-102-87.fbx.proxad.net (HELO immo.peufeu.com) (lists%peufeu.com@88.161.102.87) by ns0.ovh.net with SMTP; 1 Apr 2010 12:33:06 -0000 Content-Type: text/plain; charset=utf-8; format=flowed; delsp=yes To: pgsql-performance@postgresql.org Subject: Re: How to fast the REINDEX References: <4BB3722F02000025000302BF@gw.wicourts.gov> <4BB40EE8.2080005@postnewspapers.com.au> <4BB47F15.4000307@netwolves.com> Date: Thu, 01 Apr 2010 14:25:53 +0200 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit From: "Pierre C" Message-ID: In-Reply-To: <4BB47F15.4000307@netwolves.com> User-Agent: Opera Mail/10.10 (Linux) X-Ovh-Tracer-Id: 10556719002767918641 X-Ovh-Remote: 88.161.102.87 (par69-8-88-161-102-87.fbx.proxad.net) X-Ovh-Local: 213.186.33.20 (ns0.ovh.net) X-Spam-Check: DONE|U 0.5/N X-Virus-Scanned: Maia Mailguard 1.0.1 X-Spam-Status: No, hits=0.001 tagged_above=-10 required=5 tests=BAYES_50=0.001 X-Spam-Level: X-Archive-Number: 201004/5 X-Sequence-Number: 38255 > So am I to understand I don't need to do daily reindexing as a > maintenance measure with 8.3.7 on FreeBSD. Sometimes it's better to have indexes with some space in them so every insert doesn't hit a full index page and triggers a page split to make some space. Of course if the index is 90% holes you got a problem ;)