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Trigger query
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17/10/2013 06:29:16
 
 
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Forum:
Visual FoxPro
Catégorie:
Base de données, Tables, Vues, Index et syntaxe SQL
Titre:
Trigger query
Versions des environnements
Visual FoxPro:
VFP 9 SP2
OS:
Windows XP SP3
Network:
Windows 2003 Server
Database:
Visual FoxPro
Application:
Desktop
Divers
Thread ID:
01585722
Message ID:
01585722
Vues:
71
I have a customer table which has 3 associated child tables; customer.custid is the primary key in customer. Custid is the the foreign key in the child tables. I have "Update" and "Delete" rules established in the RI builder.

When I have the customer table open and I do a block replace such as REPLACE ALL CUSTOMER.MAILOUT WITH .F. the update trigger runs for every record - which takes a long time. I assumed the trigger would only run if the key field was being changed.

Is there some way I can prevent the trigger from running as this particular update has no requirement to check the RI of child tables? Or maybe I have a fundamental misunderstanding of how this works.

Barry Sutton
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