From oracle-l-bounce@freelists.org Fri Apr 22 20:42:01 2005 Return-Path: Received: from air891.startdedicated.com (root@localhost) by orafaq.com (8.12.10/8.12.10) with ESMTP id j3N1g1LF026603 for ; Fri, 22 Apr 2005 20:42:01 -0500 X-ClientAddr: 206.53.239.180 Received: from turing.freelists.org (freelists-180.iquest.net [206.53.239.180]) by air891.startdedicated.com (8.12.10/8.12.10) with ESMTP id j3N1g14Z026599 for ; Fri, 22 Apr 2005 20:42:01 -0500 Received: from localhost (localhost [127.0.0.1]) by turing.freelists.org (Avenir Technologies Mail Multiplex) with ESMTP id 2B71A186243; Fri, 22 Apr 2005 19:39:39 -0500 (EST) Received: from turing.freelists.org ([127.0.0.1]) by localhost (turing [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id 17165-02; Fri, 22 Apr 2005 19:39:39 -0500 (EST) Received: from turing (localhost [127.0.0.1]) by turing.freelists.org (Avenir Technologies Mail Multiplex) with ESMTP id A4443185F85; Fri, 22 Apr 2005 19:39:38 -0500 (EST) X-MimeOLE: Produced By Microsoft Exchange V6.0.6487.1 content-class: urn:content-classes:message MIME-Version: 1.0 Content-type: text/plain; charset=iso-8859-1 Content-Transfer-Encoding: 8bit Subject: RE: optimizer_ ??? Date: Sat, 23 Apr 2005 02:37:46 +0200 Message-ID: <7F0C000A3ABA6241A10C9ABF37EEB46D0406C3@MSXVS01.trivadis.com> X-MS-Has-Attach: X-MS-TNEF-Correlator: Thread-Topic: optimizer_ ??? Thread-Index: AcVHXRS2TeWRQgInStaGfWx5RBvswwAPyOeQ From: "Christian Antognini" To: Cc: X-archive-position: 18892 X-ecartis-version: Ecartis v1.0.0 Sender: oracle-l-bounce@freelists.org Errors-To: oracle-l-bounce@freelists.org X-original-sender: Christian.Antognini@trivadis.com Precedence: normal Reply-To: Christian.Antognini@trivadis.com X-list: oracle-l X-Virus-Scanned: by amavisd-new-20030616-p9 (Debian) at avenirtech.net X-Spam-Level: X-Spam-Checker-Version: SpamAssassin 2.63 (2004-01-11) on air891.startdedicated.com X-Spam-Status: No, hits=0.0 required=5.0 tests=AWL autolearn=ham version=2.63 Hi=20 >As a DBA should I be embarrassed?... >...besides optimizer_mode, I have never set any of these! >Suggestions, articles, links, etc? At the last Hotsos Symposium my presentation was about this topic... Of = course in such a short time isn't possible to cover everything. Anyway, = in my opinion, it's a good starting point. If you are interested, just = click on the following link: http://www.trivadis.com/Images/CBOConfigurationRoadmap_tcm16-12738.pdf >Any "silver bullets" here? I hope you are joking ;-) HTH Chris -- http://www.freelists.org/webpage/oracle-l