Column Check Constraint including is null

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Column Check Constraint including is null

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Posted - 2001-08-31 : 09:29:44

Elinoar writes "Is it possible to use a check Constraint like:

"columnName in (1,2,4) or columnName isNull" ?
It raises an error when a null value is inserted into the table

thanks
Elinoar
"

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