From oracle-l-bounce@freelists.org Fri Apr 22 16:25:13 2005 Return-Path: Received: from air891.startdedicated.com (root@localhost) by orafaq.com (8.12.10/8.12.10) with ESMTP id j3MLPD0h005375 for ; Fri, 22 Apr 2005 16:25:13 -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 j3MLPD4Z005371 for ; Fri, 22 Apr 2005 16:25:13 -0500 Received: from localhost (localhost [127.0.0.1]) by turing.freelists.org (Avenir Technologies Mail Multiplex) with ESMTP id CE419186427; Fri, 22 Apr 2005 15:22:51 -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 15073-03; Fri, 22 Apr 2005 15:22:51 -0500 (EST) Received: from turing (localhost [127.0.0.1]) by turing.freelists.org (Avenir Technologies Mail Multiplex) with ESMTP id 4B7C0186557; Fri, 22 Apr 2005 15:22:51 -0500 (EST) Date: Fri, 22 Apr 2005 15:22:51 -0500 (EST) From: "Cary Millsap" To: "'Oracle-L'" Message-ID: <2066.37791114134530.hotsos01.hotsos.com@MHS> In-Reply-To: <20050421215848.1564018594E@turing.freelists.org> Subject: RE: rm RULE based optimizer != GOOD IDEA x-scalix-Hops: 1 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2900.2180 Thread-Index: AcVGtFR507YA6w30RMeu4BX6TCwWrgABZ/yAAAC0b5AACCbGwA== MIME-Version: 1.0 Content-type: text/plain; charset=US-ASCII Content-Disposition: inline Content-Transfer-Encoding: 8bit X-archive-position: 18876 X-ecartis-version: Ecartis v1.0.0 Sender: oracle-l-bounce@freelists.org Errors-To: oracle-l-bounce@freelists.org X-original-sender: Cary.Millsap@hotsos.com Precedence: normal Reply-To: Cary.Millsap@hotsos.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=0.2 required=5.0 tests=AWL,DATE_IN_PAST_12_24 autolearn=no version=2.63 X-Orig-Date: Thu, 21 Apr 2005 20:49:16 -0500 But I don't think in 10g you can count on the kernel always returning the right rows when you use it... Cary Millsap Hotsos Enterprises, Ltd. http://www.hotsos.com * Nullius in verba * Visit www.hotsos.com for curriculum and schedule details... -----Original Message----- From: oracle-l-bounce@freelists.org [mailto:oracle-l-bounce@freelists.org] On Behalf Of Michael Fontana Sent: Thursday, April 21, 2005 4:59 PM To: Ethan.Post@ps.net; oracle-l@freelists.org Subject: RE: rm RULE based optimizer != GOOD IDEA If you could post your optimizer settings, I think I can explain this. For example, in SQLPLUS, enter Show parameter opt Sometime you have to tune your optimizer settings to match your query Mix in the real world. <> -- http://www.freelists.org/webpage/oracle-l -- http://www.freelists.org/webpage/oracle-l