Question

In SQL, what is the use of IS NULL operator?​

Answer 1

Answer:

it test the given values is null or not

if it is null it return true

otherwise it return false

Answer 2

Answer:

IS NULL operator is used to check whether a value in a field is NULL or not.

Explanation:

SQL is a language which is used to communicate with the datebase.

IS NULL - returns true if it is null

IS NULL - returns false if it is not null

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