interview

home / developersection / interviews / what is not null constraint?

Ask Question
Sumit Kesarwani

Other

Message
Can you answer this question?
Answer

1 Answers

Sumit Kesarwani

Sumit Kesarwani

23-Dec-2013
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.
advertising
advertising

Liked By

We use cookies to ensure you have the best browsing experience on our website. By using our site, you acknowledge that you have read and understood our Cookie Policy & Privacy Policy