Re: Refreshing master-detail sets

Article View: borland.public.cppbuilder.database.ado

Article #956

Back to borland.public.cppbuilder.database.ado Previous Next

#956

From: Nigel
Date: Wed, 16 Feb 2005 11:33

23 lines
1877 bytes

Try something like

//Requery the detail dataset if the key field is changed in the master 
dataset
TADODetailDataSet->Requery(TExecuteOptions());

Rather than closing and then reopening the dataset.

Hope this helps Nigel

"Tumurbaatar S." <nospam_tumur@magicnet.mn> wrote in message 
news:41afe279@newsgroups.borland.com...
> To refresh a master TADODataSet, I close and open it.
> I thought that a detail set (established thru MasterFields)
> automatically closes and re-opens following the master one.
> So its content also refreshes. But this does not happen.
> After making changes in both master and detail tables, I re-opened
> the master set, but did not touch the detail set. And the detail's
> content showed in a db grid remains unchanged.
> So I should manually reopen the detail set? And what happens
> with the detail set within a period when the master is closed and 
> re-opened?
>

Technical Details

Message-ID: <42132db8@newsgroups.borland.com>

Path:

arc1-ca.pugleaf.net!g2news1.google.com!news1.google.com!proxad.net!213.200.89.82.MISMATCH!tiscali!newsfeed1.ip.tiscali.net!newsfeed00.sul.t-online.de!newsfeed01.sul.t-online.de!t-online.de!newsgroups.borland.com!not-for-mail

References: <41afe279@newsgroups.borland.com>

Show Full Headers

Complete Article Headers

X-Google-Thread: 10698b,53ece0618ddfa218
X-Google-Attributes: gid10698b,public
X-Google-Language: ENGLISH,ASCII-7-bit
From: "Nigel" <nhussey@gltame.com>
Newsgroups: borland.public.cppbuilder.database.ado
References: <41afe279@newsgroups.borland.com>
Subject: Re: Refreshing master-detail sets
Date: Wed, 16 Feb 2005 13:33:05 +0200
Lines: 25
Organization: Grinaker - LTA
X-Priority: 3
X-MSMail-Priority: Normal
X-Newsreader: Microsoft Outlook Express 6.00.2900.2180
X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2900.2180
X-RFC2646: Format=Flowed; Response
NNTP-Posting-Host: 196.38.60.194
Message-ID: <42132db8@newsgroups.borland.com>
X-Trace: newsgroups.borland.com 1108553144 196.38.60.194 (16 Feb 2005 03:25:44 -0800)
Path: arc1-ca.pugleaf.net!g2news1.google.com!news1.google.com!proxad.net!213.200.89.82.MISMATCH!tiscali!newsfeed1.ip.tiscali.net!newsfeed00.sul.t-online.de!newsfeed01.sul.t-online.de!t-online.de!newsgroups.borland.com!not-for-mail

Reply to Parent Message