sql is null
Tests for empty (NULL) values.
Example: Returns users that haven’t given a contact number.
SELECT * FROM users
WHERE contact_number IS NULL;sql is null
Tests for empty (NULL) values.
Example: Returns users that haven’t given a contact number.
SELECT * FROM users
WHERE contact_number IS NULL;get null data in sql
SELECT * FROM EMPLOYEES
WHERE MANAGER_ID IS NULL ;Copyright © 2021 Codeinu
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