Home > DeveloperSection > Interviews > What is NOT NULL Constraint?

Posted on    December-23-2013 12:38 AM

 C# C# 
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Sumit Kesarwani

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Posted on    December-23-2013 1:00 AM

A NOT NULL constraint enforces that the column will not accept null values. The not null constraints are used to enforce domain integrity, as the check constraints.

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