From open-jpa-dev-return-2145-apmail-incubator-open-jpa-dev-archive=incubator.apache.org@incubator.apache.org Tue Feb 13 22:39:15 2007 Return-Path: Delivered-To: apmail-incubator-open-jpa-dev-archive@locus.apache.org Received: (qmail 98218 invoked from network); 13 Feb 2007 22:39:13 -0000 Received: from hermes.apache.org (HELO mail.apache.org) (140.211.11.2) by minotaur.apache.org with SMTP; 13 Feb 2007 22:39:13 -0000 Received: (qmail 30887 invoked by uid 500); 13 Feb 2007 22:39:21 -0000 Delivered-To: apmail-incubator-open-jpa-dev-archive@incubator.apache.org Received: (qmail 30860 invoked by uid 500); 13 Feb 2007 22:39:20 -0000 Mailing-List: contact open-jpa-dev-help@incubator.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: open-jpa-dev@incubator.apache.org Delivered-To: mailing list open-jpa-dev@incubator.apache.org Received: (qmail 30850 invoked by uid 99); 13 Feb 2007 22:39:20 -0000 Received: from herse.apache.org (HELO herse.apache.org) (140.211.11.133) by apache.org (qpsmtpd/0.29) with ESMTP; Tue, 13 Feb 2007 14:39:20 -0800 X-ASF-Spam-Status: No, hits=-0.0 required=10.0 tests=SPF_PASS X-Spam-Check-By: apache.org Received-SPF: pass (herse.apache.org: domain of hans.prueller@gmx.net designates 213.165.64.20 as permitted sender) Received: from [213.165.64.20] (HELO mail.gmx.net) (213.165.64.20) by apache.org (qpsmtpd/0.29) with SMTP; Tue, 13 Feb 2007 14:39:10 -0800 Received: (qmail invoked by alias); 13 Feb 2007 22:38:48 -0000 X-Provags-ID: V01U2FsdGVkX19EOG1zNxhErKckvgP8FE01FxZuDpnlGpEQYip3ig 1dtg== From: "Hans J. Prueller" To: Subject: AW: AW: AW: AW: Using @GeneratedValue for IDs on already existing tables Date: Tue, 13 Feb 2007 23:38:51 +0100 Message-ID: <00f601c74fbf$bc300540$0600a8c0@burns> MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable X-Mailer: Microsoft Office Outlook 11 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2900.3028 Thread-Index: AcdPoskR8y93jWQ6R8+cYvib5FFmWwAHI72Q In-Reply-To: X-Y-GMX-Trusted: 0 X-Virus-Checked: Checked by ClamAV on apache.org Don't be afraid - it is definitely NOT JBOSS ;-) Isn't it hibernate behind the scenes of the JBoss CMP engine? I have been using hibernate for several years now and I'm pretty happy = with it. I'm not sure where all the RedHat/JBoss stuff is going - I assume betting on OpenJPA/Geronimo will be a good bet for the future ;-) regards, Hans > -----Urspr=FCngliche Nachricht----- > Von: Dain Sundstrom [mailto:dain@iq80.com] > Gesendet: Dienstag, 13. Februar 2007 20:11 > An: open-jpa-dev@incubator.apache.org > Betreff: Re: AW: AW: AW: Using @GeneratedValue for IDs on already = existing > tables >=20 >=20 > On Feb 13, 2007, at 10:06 AM, Hans J. Prueller wrote: >=20 > >> Can you tell us your current J2EE vendor, and if possible the > >> generation > >> strategy selected in the vendor deployment descriptor. If not, > >> can you > >> grab the last 20 pks from one of the tables, we may be able to > >> guess the > >> strategy > > > > One of the reasons why we are migrating is that the current vendors > > generation strategy is crap - we regularly get "duplicate PK" SQL > > exceptions > > on our production servers and the vendor developers don't understand > > that their PK generation algorithm is not "production ready" or > > stable yet. > > > > I don't want to make a product down so I don't name it here but the > > fact is > > that we permanently are having stability problems with the CMP = engine. >=20 >=20 > If it is JBoss, feel free to diss it as I am the one that wrote that > CMP engine :) >=20 > -dain