From oracle-l-bounce@freelists.org Tue Sep 14 18:14:44 2004 Return-Path: Received: from air189.startdedicated.com (root@localhost) by orafaq.com (8.11.6/8.11.6) with ESMTP id i8ENEit04096 for ; Tue, 14 Sep 2004 18:14:44 -0500 X-ClientAddr: 206.53.239.180 Received: from turing.freelists.org (freelists-180.iquest.net [206.53.239.180]) by air189.startdedicated.com (8.11.6/8.11.6) with ESMTP id i8ENEiI04091 for ; Tue, 14 Sep 2004 18:14:44 -0500 Received: from localhost (localhost [127.0.0.1]) by turing.freelists.org (Avenir Technologies Mail Multiplex) with ESMTP id 7AE7472C618; Tue, 14 Sep 2004 18:20:42 -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 05871-94; Tue, 14 Sep 2004 18:20:42 -0500 (EST) Received: from turing (localhost [127.0.0.1]) by turing.freelists.org (Avenir Technologies Mail Multiplex) with ESMTP id DC75F72C542; Tue, 14 Sep 2004 18:20:41 -0500 (EST) Message-ID: <057a01c49ab1$4330ff70$350a5444@ryan2le36ofjce> From: "ryan gaffuri" To: , References: Subject: Re: performance issues with public synonyms? Date: Tue, 14 Sep 2004 19:19:18 -0400 MIME-Version: 1.0 Content-type: text/plain; charset=iso-8859-1 Content-Transfer-Encoding: 8bit X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2800.1409 X-archive-position: 9491 X-ecartis-version: Ecartis v1.0.0 Sender: oracle-l-bounce@freelists.org Errors-To: oracle-l-bounce@freelists.org X-original-sender: ryan_gaffuri@comcast.net Precedence: normal Reply-To: ryan_gaffuri@comcast.net X-list: oracle-l X-Virus-Scanned: by amavisd-new at freelists.org 9.2.0.3, we will be 9.2.0.5 in the next month. Using CBO. I ran some tests and didn't notice any response time degradation... ----- Original Message ----- From: "Reardon, Bruce (CALBBAY)" To: Sent: Tuesday, September 14, 2004 7:16 PM Subject: RE: performance issues with public synonyms? > Ryan, > > In 8.1.7.4.1, with optimizer_mode =3D FIRST_ROWS, no stats on sys = > objects, Forms 4.5 and JVM installed > (ie lots of objects & lots of synonyms) we had significant performance = > problems due to synonyms because of the time taken querying the DD to = > resolve them. -- http://www.freelists.org/webpage/oracle-l