update in single page subfile

["MURALI DHAR" <nmuralidhar@xxxxxxxxxxxxxx>]

Hi
I want to update records in subfile which is having thousands
records(lessthan 10k)..(reading this records is done in single
page)...please suggest me which subfile is good
(loadall/expand/single page)to update and at the same time i
should lock the records without giving chance to others to
update...how can i lock the records?
best Regards
Murali


On Mon, 14 Oct 2002 Joe Pluta wrote :
> > From: Reeve Fritchman
> >
> > I think a subfile is an extension of workstation support.  But
> there's no
> > reason that you can't build a subfile in a batch program as
> long as you
> > don't display a format (i.e. workstation device).  You should
> be able to
> > load/clear, load, and READC (I think) a subfile in batch...but
> why now use
> > an array with a data structure?  Seems like it would be less
> overhead...
>
> I think this is true only in very specific cricumstances, Reeve.
> While I
> haven't specifically tried it, I don't think you can write to the
> subfile
> unless the display file is open.  And I do know that you cannot
> open a
> "normal" display file in batch.  However, there is one
> possibility.  You may
> be able to open the display file if you create it with
> DEV(*NONE).  However,
> once you've gone so far as to create a display file just for the
> purposes of
> storing and sorting temporary data, you're right: you should
> probably use an
> array, or even a temporary file.
>
> Joe
>
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