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Article #2899Re: Heterogeneous joins using ADO? (c.f. BDE)
From: Viatcheslav V. Vassiliev
Date: Thu, 27 Feb 2003 10:33
Date: Thu, 27 Feb 2003 10:33
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2626 bytes
ADO does not define SQL syntax. If your DBMS supports joins from two or more databases, you can use this feature, if not - you can not. Most DBMS do support this, look your DBMS docs for help. ---------------------------------------------------------------- Regards, Viatcheslav V. Vassiliev http://www.oledbdirect.com The fastest way to access MS SQL Server, MS Jet (MS Access) and Interbase (through OLEDB) databases. "Alex Ip" <alex.ip@bigpond.com> �������/�������� � �������� ���������: news:3e5d4b66$1@newsgroups.borland.com... > Sorry for the delayed cross-post, but I didn't get a response from > borland.public.cppbuilder.database.desktop, so I thought I'd try here. > Please see below. > > "Alex Ip" <alex.ip@bigpond.com> wrote in message > news:3e589952$1@newsgroups.borland.com... > > Hello all... > > > > I am looking at porting a fairly extensive BDE-based Paradox-engined > > application to ADO, having sucessfully used ADO with several different > > engines under ODBC for other apps. One of the only gotchas I can see so > far > > is that I am currently using two BDE aliases for separate databases: one > on > > CD (read-only, naturally) and one in a temporary directory on the hard > disk. > > BDE allows me to perform joins on tables across the two databases, and I > > need to be able to do this using ADO. Is this possible, or will I have to > > resort to doing it myself in client-side code if I go with ADO? > > > > Any suggestions would be much appreciated. > > > > Regards, > > > > Alex. > > > > > >
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X-Google-Language: ENGLISH,ASCII X-Google-Thread: 10698b,d4f0a1365e31f2f X-Google-Attributes: gid10698b,public X-Google-ArrivalTime: 2003-02-27 02:42:23 PST From: "Viatcheslav V. Vassiliev" <support@oledbdirect.com> Newsgroups: borland.public.cppbuilder.database.ado References: <3e589952$1@newsgroups.borland.com> <3e5d4b66$1@newsgroups.borland.com> Subject: Re: Heterogeneous joins using ADO? (c.f. BDE) Date: Thu, 27 Feb 2003 13:33:59 +0300 Lines: 45 X-Priority: 3 X-MSMail-Priority: Normal X-Newsreader: Microsoft Outlook Express 6.00.2800.1106 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2800.1106 NNTP-Posting-Host: 213.247.201.57 Message-ID: <3e5deb06@newsgroups.borland.com> X-Trace: newsgroups.borland.com 1046342406 213.247.201.57 (27 Feb 2003 02:40:06 -0800) Path: arc1-ca.pugleaf.net!archiver1.google.com!news1.google.com!sn-xit-02!sn-xit-06!sn-xit-08!supernews.com!newsfeed.wirehub.nl!PeerFeed.KWeb.on.ca!news.kweb.on.ca!KWeb!newsgroups.borland.com!not-for-mail