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SQL Check Constraint for an
Message
General information
Forum:
Visual FoxPro
Category:
Client/server
Miscellaneous
Thread ID:
00950957
Message ID:
00951260
Views:
7
<snip>
>>
>>
>>And Not Empty(tablename.columnname)
>>
>>
>
>Look at the DATALENTH() function in SQL-DOL. Also if the field accepts null values you'd use IS NULL.

George,

Why would you use DATALENTH() function in this case when 'NOT LEN(tablename.columnname)=0' does the job?
--sb--
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