SQL Stored Procedures

Encapsulate business logic and batch queries inside executable database routines.

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A stored procedure is prepared SQL code that you can save so the code can be reused over and over again. They support input parameters, variable declarations, and control flow.

Key Takeaways: SQL Stored Procedures

Mastering SQL Stored Procedures helps you write clean and reliable SQL code. Follow standard conventions, test edge cases, and keep logic simple. Try running the code example below and complete the exercises to build confidence.

SQL Stored Procedures Code Example

SQL

DELIMITER //
CREATE PROCEDURE GetCustomerTotal(IN custId INT, OUT total DECIMAL(10,2))
BEGIN
  SELECT SUM(total_amount) INTO total FROM orders WHERE customer_id = custId;
END //
DELIMITER ;

Output

Compiles reusable database stored procedure

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SQL Stored Procedures

💡 Key Takeaways: SQL Stored Procedures

SQL Stored Procedures Code Example

Key Takeaways: SQL Stored Procedures