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Conditionally updating fields
Message
De
12/10/2016 07:41:41
 
 
À
12/10/2016 07:28:36
Information générale
Forum:
Visual FoxPro
Catégorie:
Base de données, Tables, Vues, Index et syntaxe SQL
Versions des environnements
Visual FoxPro:
VFP 9 SP2
Database:
MS SQL Server
Divers
Thread ID:
01641827
Message ID:
01641849
Vues:
50
>>>I think I should be able to use IIF() to update only when the parameter passed in is not null.
>>
>>You can build the update statement based on the new values, and simply not include those which are null or empty.
>
>Thanks, but that's what I wanted to avoid. Using one statement with the IIF() does exactly what I want.

iif() or nvl()
emp_middlename = nvl(?m.emp_middlename, emp_middlename)
Thierry Nivelet
FoxinCloud
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Never explain, never complain (Queen Elizabeth II)
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