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FOX Oledb and empty date values
Message
De
12/11/2002 10:35:29
 
 
Information générale
Forum:
Microsoft SQL Server
Catégorie:
Import/Export
Divers
Thread ID:
00721113
Message ID:
00721611
Vues:
10
I guess I am getting to used to SQL Server.

>Hi Bob,
>
>It's not going to work because VFP couldn't determine the type of the first field (EVL) if date is empty in the first record.
CREATE CURSOR test ( kk int, dt date )
>INSERT INTO test VALUES(1, {})
>INSERT INTO test VALUES(2, DATE())
>SELECT EVL(dt, Null), kk FROM test     && Generates Error
>* If date isn't empty in the first record, it works
>CREATE CURSOR test ( kk int, dt date )
>INSERT INTO test VALUES(2, DATE())
>INSERT INTO test VALUES(1, {})
>SELECT EVL(dt, Null), kk FROM test
>
Bottom line is, you wouldn't want to use it because it may or may not work.
>
>>
>>I assume the new OLE-DB provider will support the new EVL() function that is in VFP 8.0. If so, you can just wrap all your dates with it in your selects...
>>
>>SELECT evl(DateField,null), field2, ...
>>
>>BOb
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