How do I perform subqueries

Subqueries are queries nested inside another query in SQL. They allow you to retrieve data based on the result of another query, making them a powerful tool for data manipulation and analysis.

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This content explains how to use subqueries in MySQL, providing you with an example to help you understand their implementation and benefits in SQL queries.

SELECT department, salary FROM employees WHERE salary > ( SELECT AVG(salary) FROM employees );

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