MySQL Stored Procedures: Output Parameters Explained
Quick Answer
Output parameters in MySQL stored procedures allow you to return values from the procedure to the calling program. They are defined using the OUT keyword and enable procedures to send data back, making them useful for returning multiple values or status information.
Learning Objectives
- Understand what output parameters are in MySQL stored procedures.
- Learn how to define and use OUT parameters in stored procedures.
- Practice calling stored procedures with output parameters and retrieving their values.
Introduction
MySQL stored procedures are powerful tools that let you encapsulate SQL logic for reuse and modularity.
Output parameters are a key feature that enable procedures to send data back to the caller, beyond just result sets.
This tutorial explains how to define and use output parameters effectively in MySQL stored procedures.





