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Article View: borland.public.cppbuilder.database.ado
Article #744

Re: Access 2K and ADO slow

#744
From: Daniel Stevenson
Date: Tue, 29 Mar 2005 01:48
56 lines
3185 bytes
You may also get some speed increases by using
TADOTable1->DisableControls(); prior to stepping through the records in your
table.

DisableControls(); also works for TADOQuery and I'm not sure about
TADODataset as I don't use that too often.

if you have data-aware controls that are linked to these tables/queries than
you should ->EnableControls(); once you are finished playing with the
table/query.

"John Scott" <jscott@kw.igs.net> wrote in message
news:42444646@newsgroups.borland.com...
> Thanks: Yes I found that out that this is the only choice that allows
> indexes and seeks. The application was first developed using the BDE
> with Access 97.
> I think I have found that the slow responce is due to many lookup and
> calculated fields.
>
> John
> "Viatcheslav V. Vassiliev" <support@oledbdirect.com> wrote in message
> news:4243ecf7$1@newsgroups.borland.com...
> > TADOTable with server-side cursor and TableDirect = true is very
> > effective for MS Access. This is only one configuration that allows
> > use of indexes and Seek().
> >
> > //------------------------------------------
> > Regards,
> > Vassiliev V. V.
> > http://www.managed-vcl.com - using .Net objects in Delphi for Win32
> > + ADO.Net
> > http://www.oledbdirect.com - The fastest way to access MS SQL
> > Server,
> > MS Jet (Access) and Interbase (through OLEDB)
> >
> > "Arnie" <none> �������/�������� � �������� ���������:
> > news:42431ce8$1@newsgroups.borland.com...
> >> "John Scott" <jscott@kw.igs.net> wrote in message
> >> news:4241e517$1@newsgroups.borland.com...
> >>> My appliction uses ADO with and Access 2K database. I mostly use
> >>> tables and indexes - to order the data. I find that seeks and
> >>> other database actions are slow. Are there any parameters that I
> >>> can modify that might speed it up?
> >>>
> >>> John
> >>
> >> A little more info would be helpful.  If you're using TADOTable,
> >> don't. Use either the TADODataset or TADOQuery objects and use the
> >> SQL statement with a WHERE clause to filter your result and an
> >> ORDER BY to order it.
> >>
> >> - Arnie
> >>
> >
> >
>
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From: "Daniel Stevenson" <d.stevenson@ocreage.com.au>
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Subject: Re: Access 2K and ADO slow
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