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Article #2990Re: Creating A ADO Component at Runtime
From: Victor Cazacov
Date: Thu, 16 Jan 2003 11:44
Date: Thu, 16 Jan 2003 11:44
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1880 bytes
TVd> Is it possible to create a ADO component at runtime ? I need to do
TVd> this in a app I'm developing.
Example of creating TADOQuery in runtime:
TADOQuery* qUpdate;
qUpdate = new TADOQuery(this);
qUpdate->Connection = ADOConnection1;
qUpdate->SQL->Clear();
qUpdate->SQL->Add("SELECT id, w_id, wrt_id, flag_id FROM qq_lastupdate "
"WHERE id = :id ");
qUpdate->LockType = ltReadOnly;
qUpdate->Parameters->ParamByName("id")->DataType = ftInteger;
qUpdate->Parameters->ParamByName("id")->Value = ID;
for (qUpdate->Open(); !qUpdate->Eof; qUpdate->Next())
{
... // Your code
}
qUpdate->Close();
--
Victor
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X-Google-Language: ENGLISH,ASCII-7-bit X-Google-Thread: 10698b,10c29d682611b25e X-Google-Attributes: gid10698b,public X-Google-ArrivalTime: 2003-01-16 03:54:33 PST Reply-To: "Victor Cazacov" <victor@kazakov.net> From: "Victor Cazacov" <victor@kazakov.net> Newsgroups: borland.public.cppbuilder.database.ado References: <3e267ed2$1@newsgroups.borland.com> Subject: Re: Creating A ADO Component at Runtime Date: Thu, 16 Jan 2003 12:44:40 +0100 Lines: 26 X-Priority: 3 X-MSMail-Priority: Normal X-Newsreader: Microsoft Outlook Express 6.00.2600.0000 X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2600.0000 X-Comment-To: Tom Van den Bon FL-Build: Fidolook Express 2001 UIExt. BuildID: 3BC00FAD (7/10/2001 10:17:49). NNTP-Posting-Host: 195.143.24.227 Message-ID: <3e269b75$1@newsgroups.borland.com> X-Trace: newsgroups.borland.com 1042717557 195.143.24.227 (16 Jan 2003 03:45:57 -0800) Path: arc1-ca.pugleaf.net!archiver1.google.com!news1.google.com!sn-xit-02!sn-xit-03!sn-xit-01!sn-xit-08!supernews.com!64.152.100.70.MISMATCH!sjc70.webusenet.com!c03.atl99!news.webusenet.com!news02.tsnz.net!newsfeed01.tsnz.net!newsfeeds.ihug.co.nz!ihug.co.nz!newsgroups.borland.com!not-for-mail