Plateforme Level Extreme
Abonnement
Profil corporatif
Produits & Services
Support
Légal
English
Cascading Referential Integrity
Message
 
 
Information générale
Forum:
Visual FoxPro
Catégorie:
Autre
Versions des environnements
Visual FoxPro:
VFP 9 SP1
Divers
Thread ID:
01499588
Message ID:
01500552
Vues:
40
>>Yes, you are correct. I am reading the VFP help and that the Persistent relationship has to be established.
>>
>>But let me, if you don't mind, as you another question. Do I understand correctly that after I build the persistent relationship and build the RI the code in the database will be something like this (pseudo code):
>>Use Table1
>>update Table1 set FieldA = cSomeValue where FieldA = cOldValue
>>and son on for other tables?
>>
>>I am just trying to have a sneak preview of what the resulting code will look like.
>>
>>Thank you.
>
>You will get something like
>
>ri_insert()
>ri_update()
>ri_delete()
>
>in the trigger's fields in the database. The trigger's code will be in the code in the Database (you'll see it when you do Modify Code).
>
>It will be a lot of procedural and quite complex (in terms of verbosity) code.
>
>You can alternatively look into Downloads section here to get somewhat cleaner code and easier to maintain/understand.
>
>This is if you go with Doug Hennig's code. I think Walter Meester also has a Downloads here.

Thank you.
"The creative process is nothing but a series of crises." Isaac Bashevis Singer
"My experience is that as soon as people are old enough to know better, they don't know anything at all." Oscar Wilde
"If a nation values anything more than freedom, it will lose its freedom; and the irony of it is that if it is comfort or money that it values more, it will lose that too." W.Somerset Maugham
Précédent
Suivant
Répondre
Fil
Voir

Click here to load this message in the networking platform