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Table Buffering and the Update Trigger
Message
De
06/02/2003 14:48:40
 
 
À
04/02/2003 18:34:50
Hilmar Zonneveld
Independent Consultant
Cochabamba, Bolivie
Information générale
Forum:
Visual FoxPro
Catégorie:
Base de données, Tables, Vues, Index et syntaxe SQL
Divers
Thread ID:
00749080
Message ID:
00750112
Vues:
23
>>I have implemented an audit log on one of my tables as an experiment, by adding an Update trigger for that table in the DBC. I am using buffering mode 5 (Table buffering, not row)
>>

>
>Perhaps it is the following: A field, and the record it belongs to, will be marked as "modified" if the user makes a change, or if you use a command like REPLACE - even if the original value remains intact. For instance, the user sees a "5" and types "5" over it.
>
>Hilmar.


Hilmar,

I actually thought of that and tested it. It will log a change even if you do not edit the record at all. I think it is to do with using table as opposed to row buffering, but I haven't revisited the problem just yet...
Jim Newsom
IT Director, ICG Inc.
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