Return-Path: Delivered-To: apmail-db-jdo-dev-archive@www.apache.org Received: (qmail 35601 invoked from network); 8 Apr 2007 17:23:45 -0000 Received: from hermes.apache.org (HELO mail.apache.org) (140.211.11.2) by minotaur.apache.org with SMTP; 8 Apr 2007 17:23:45 -0000 Received: (qmail 74843 invoked by uid 500); 8 Apr 2007 17:23:50 -0000 Mailing-List: contact jdo-dev-help@db.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: jdo-dev@db.apache.org Delivered-To: mailing list jdo-dev@db.apache.org Received: (qmail 74829 invoked by uid 99); 8 Apr 2007 17:23:50 -0000 Received: from herse.apache.org (HELO herse.apache.org) (140.211.11.133) by apache.org (qpsmtpd/0.29) with ESMTP; Sun, 08 Apr 2007 10:23:50 -0700 X-ASF-Spam-Status: No, hits=0.2 required=10.0 tests=MISSING_HEADERS,UNPARSEABLE_RELAY X-Spam-Check-By: apache.org Received-SPF: pass (herse.apache.org: local policy) Received: from [192.18.42.249] (HELO nwk-ea-fw-1.sun.com) (192.18.42.249) by apache.org (qpsmtpd/0.29) with ESMTP; Sun, 08 Apr 2007 10:23:42 -0700 Received: from d1-sfbay-09.sun.com ([192.18.39.119]) by nwk-ea-fw-1.sun.com (8.13.6+Sun/8.12.9) with ESMTP id l38HNMI0009021 for ; Sun, 8 Apr 2007 10:23:22 -0700 (PDT) Received: from conversion-daemon.d1-sfbay-09.sun.com by d1-sfbay-09.sun.com (Sun Java System Messaging Server 6.2-6.01 (built Apr 3 2006)) id <0JG600L01W10LZ00@d1-sfbay-09.sun.com> (original mail from Craig.Russell@Sun.COM) for jdo-dev@db.apache.org; Sun, 08 Apr 2007 10:23:22 -0700 (PDT) Received: from [192.168.0.13] (c-24-6-172-77.hsd1.ca.comcast.net [24.6.172.77]) by d1-sfbay-09.sun.com (Sun Java System Messaging Server 6.2-6.01 (built Apr 3 2006)) with ESMTPSA id <0JG600953WAXPA30@d1-sfbay-09.sun.com> for jdo-dev@db.apache.org; Sun, 08 Apr 2007 10:23:22 -0700 (PDT) Date: Sun, 08 Apr 2007 10:23:23 -0700 From: Craig L Russell Subject: Re: DatastoreConnection / optimistic txs In-reply-to: <1176047251.46190e9347503@webmail.jpox.org> Sender: Craig.Russell@Sun.COM Cc: Apache JDO project , JDO Expert Group Message-id: <93C042FD-A943-4D4C-9122-8EA3A98F46BB@SUN.com> MIME-version: 1.0 X-Mailer: Apple Mail (2.752.3) Content-type: multipart/signed; protocol="application/pkcs7-signature"; boundary=Apple-Mail-113-177307600; micalg=sha1 References: <1176039606.4618f0b60df35@webmail.jpox.org> <1176047251.46190e9347503@webmail.jpox.org> X-Virus-Checked: Checked by ClamAV on apache.org --Apple-Mail-113-177307600 Content-Transfer-Encoding: 7bit Content-Type: text/plain; charset=US-ASCII; delsp=yes; format=flowed Hi Erik, On Apr 8, 2007, at 8:47 AM, Erik Bengtson wrote: > Quoting Craig L Russell : > >> This is a backward-incompatible change. But maybe we should consider >> to request a datastore connection that would have that semantic by >> adding a boolean flag to the getDataStoreConnection method indicating >> that you want to be able to perform transactional updates with it. >> > > Contractually speaking this change is incompatible, but it's > undetermined when > flush gets first called by the JDO implementation, so this feature > is not > portable. I'm afraid I don't know what you mean by "this feature" and "this change". If you want to guarantee that the datastore connection you get is enlisted in the JDO transaction, we can add a flag to guarantee it. Craig > Craig Russell Architect, Sun Java Enterprise System http://java.sun.com/products/jdo 408 276-5638 mailto:Craig.Russell@sun.com P.S. A good JDO? 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