The Oracle IS NOT NULL condition is used to check for IS NOT NULL value. If expression is a IS NOT NULL value, the condition evaluates to TRUE otherwise FALSE.
To check for the
IS NOT NULL value in the field, use the following syntax:
tablename: The table name from which you want to perform
IS NOT NULL operator.
expression: To test specifies value if it is NOT NULL value.
IS NOT NULLoperator is used to check for the NOT NULL value in the "address" field:
In the above example, we are performing
IS NOT NULL operator to check for the NOT NULL value in the "address" field.