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Write SQL to identify employees whose salary is higher than their manager's.

SQLmedium0.3 min readPremium

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SELECT e.* FROM employees e JOIN employees m ON e.manager_id = m.employee_id WHERE e.salary > m.salary. Self-join employees to manager; filter where employee salary exceeds manager's. Alternative: SELECT * FROM employees WHERE salary > (SELECT salary FROM employees WHERE employee_id = manager_id). Self-join typically clearer and optimizes better with indexes....

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