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Article #663Re: Accessing DataColumns in a strongly typed datasets
From: Pravin Taneja
Date: Wed, 06 Oct 2004 15:18
Date: Wed, 06 Oct 2004 15:18
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1752 bytes
> here 3rd section declaring properties to access DataColumns should be
> public. Without this we are left to either use
> DataTable.Columns['FieldName'] syntax or to edit the auto-generated file
> every time!
>
Sorry, if final private section is changed to public then Delphi changes it
back to private when recompiled.
So Delphi does not allow using DataColumns directly in a strongly typed
datasets (STDs), defeating one of the advantage of using STDs.
I can make DataRelations work only by adding it manually in the file where
STD is used-
CustomerOrder1.Relations.Add('CusOrd',
CustomerOrder1.Customers.Columns['CustomerID'],
CustomerOrder1.Orders.Columns['CustomerID']);
Regards,
Pravin
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X-Google-Thread: 1effe6,b9b82e63a6a89559 X-Google-Attributes: gid1effe6,public X-Google-Language: ENGLISH,ASCII-7-bit Reply-To: "Pravin Taneja" <pravin@intellisoftwares.com.sg> From: "Pravin Taneja" <pravin@intellisoftwares.com.sg> Newsgroups: borland.public.delphi.database.dotnet References: <4164087d@newsgroups.borland.com> Subject: Re: Accessing DataColumns in a strongly typed datasets Date: Wed, 6 Oct 2004 23:18:59 +0800 Lines: 25 Organization: Intelli Softwares X-Priority: 3 X-MSMail-Priority: Normal X-Newsreader: Microsoft Outlook Express 6.00.2900.2180 X-RFC2646: Format=Flowed; Response X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2900.2180 NNTP-Posting-Host: 218.186.22.123 Message-ID: <41640d0b@newsgroups.borland.com> X-Trace: newsgroups.borland.com 1097075979 218.186.22.123 (6 Oct 2004 08:19:39 -0700) Path: arc1-ca.pugleaf.net!g2news1.google.com!news1.google.com!news.glorb.com!news.linkpendium.com!news.linkpendium.com!newsfeeds.ihug.co.nz!ihug.co.nz!newsgroups.borland.com!not-for-mail