Return-Path: Delivered-To: apmail-db-derby-dev-archive@www.apache.org Received: (qmail 9088 invoked from network); 24 Apr 2009 16:22:34 -0000 Received: from hermes.apache.org (HELO mail.apache.org) (140.211.11.3) by minotaur.apache.org with SMTP; 24 Apr 2009 16:22:34 -0000 Received: (qmail 63695 invoked by uid 500); 24 Apr 2009 16:22:33 -0000 Delivered-To: apmail-db-derby-dev-archive@db.apache.org Received: (qmail 63613 invoked by uid 500); 24 Apr 2009 16:22:33 -0000 Mailing-List: contact derby-dev-help@db.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: Delivered-To: mailing list derby-dev@db.apache.org Received: (qmail 63605 invoked by uid 99); 24 Apr 2009 16:22:33 -0000 Received: from athena.apache.org (HELO athena.apache.org) (140.211.11.136) by apache.org (qpsmtpd/0.29) with ESMTP; Fri, 24 Apr 2009 16:22:33 +0000 X-ASF-Spam-Status: No, hits=-4.0 required=10.0 tests=RCVD_IN_DNSWL_MED,SPF_PASS X-Spam-Check-By: apache.org Received-SPF: pass (athena.apache.org: local policy) Received: from [192.18.43.132] (HELO sca-es-mail-1.sun.com) (192.18.43.132) by apache.org (qpsmtpd/0.29) with ESMTP; Fri, 24 Apr 2009 16:22:24 +0000 Received: from fe-sfbay-09.sun.com ([192.18.43.129]) by sca-es-mail-1.sun.com (8.13.7+Sun/8.12.9) with ESMTP id n3OGM4Go012822 for ; Fri, 24 Apr 2009 09:22:04 -0700 (PDT) MIME-version: 1.0 Content-transfer-encoding: 7BIT Content-type: text/plain; format=flowed; charset=ISO-8859-1 Received: from conversion-daemon.fe-sfbay-09.sun.com by fe-sfbay-09.sun.com (Sun Java(tm) System Messaging Server 7.0-5.01 64bit (built Feb 19 2009)) id <0KIM0050050UGN00@fe-sfbay-09.sun.com> for derby-dev@db.apache.org; Fri, 24 Apr 2009 09:22:04 -0700 (PDT) Received: from richard-hillegas-computer.local ([unknown] [129.150.16.217]) by fe-sfbay-09.sun.com (Sun Java(tm) System Messaging Server 7.0-5.01 64bit (built Feb 19 2009)) with ESMTPSA id <0KIM004QC5GQ46B0@fe-sfbay-09.sun.com> for derby-dev@db.apache.org; Fri, 24 Apr 2009 09:22:02 -0700 (PDT) Date: Fri, 24 Apr 2009 09:21:59 -0700 From: Rick Hillegas Subject: Re: SYSIBM schema In-reply-to: <49F1DEF7.5040802@sbcglobal.net> Sender: Richard.Hillegas@Sun.COM To: derby-dev@db.apache.org Message-id: <49F1E727.4040504@sun.com> References: <49F1C120.2060201@sun.com> <49F1D52A.9020906@sbcglobal.net> <49F1DE2F.1050808@sun.com> <49F1DEF7.5040802@sbcglobal.net> User-Agent: Thunderbird 2.0.0.21 (Macintosh/20090302) X-Virus-Checked: Checked by ClamAV on apache.org Kathey Marsden wrote: > Rick Hillegas wrote: >>> >> Thanks Kathey. In the metadata queries it seems to be used to >> construct empty results sets of specific shapes. That is, its >> contents are not examined. Those usages could be replaced with a >> vacuous vti. >> > While we could make this change, we do need to maintain compatibility > with older clients so the table would have to remain I think. > Thanks > > Kathey > > Thanks, Kathey. Other than compatibility with old clients, do you see any reason that this table could not be removed eventually? Thanks, -Rick