Subject Re: [IBO] Re: Seeing deleted records with CachedUpdates
Author Jason Wharton
Seems to me that you should be determining the balance based on adding up
the non-deleted records. Are you trying to mix server derived values with
the cached updates impacted values?

Jason Wharton
CPS - Mesa AZ
http://www.ibobjects.com


----- Original Message -----
From: "fxam" <fxam@...>
To: "IBObjects" <IBObjects@yahoogroups.com>
Sent: Friday, May 04, 2001 11:40 AM
Subject: [IBO] Re: Seeing deleted records with CachedUpdates


> >> I enabled CachedUpdates in a IB_Query object and
> >> I need to walk through deleted records.
> >> IB Express has a UpdateRecordTypes property
> >> that allows you to see deleted records. But I can't
> >> find any equivalent stuff in IBO. Any ideas ?
>
> > Do you know if there is an equivalent function/property in standard
> > VCL TDataset, or is this function/property something peculiar to IBX?
> Both TBDEDataSet and TIBCustomDataSet (in IBX) have a property called
> UpdateRecordTypes, which you can set to enable showing of
> deleted records, but I can't find an equivalent in IBO.
>
> > I am also curious - why do you need to walk through deleted records?
> > It seems to me that you dont really want the records deleted, only
> > flagged/filtered in some way until you are ready for your walk
> > through - and presumable final deletion.
> > Geoff Worboys
> I am doing an Inventory program, in its simplest form, it has three
> tables: Item, ItemTr, ItemTrDet.
> -Item keeps the item information and current balances.
> -ItemTr(master) and ItemTrDet(detail) keeps the in and out activity
> of the items.
>
> I want to update the balances whenever the user changes ItemTrDet.
> When the user insert some records that issue some items, the program
> will reduce the balances for those items.
> At a later time, if the user delete some records, the program
> must increase the balance back for those items.
>
> That's why I want to walk through deleted records, so that the program
> can count the balances correctly.