Computer scienceSoftware development foundationsSQL and databasesSQL basicsFunctions and operations

ISNULL and NULLIF functions

Use of ISNULL() functions in SQL

Report a typo

What is the use of the ISNULL() function in MySQL?

Select one option from the list

It checks if two values are equal and returns NULL if true

It checks if there are any null values in the database and returns NULL if true

It replaces NULL values with a specified value

Checks if a column/expression is null and returns a specified value if true

Create a free account to access the full topic