Where to write mysql stored procedure

MySQL stored procedures are stored in the mysql.proc table in the MySQL database. To create a stored procedure, you need to use the CREATE PROCEDURE statement, and to call a stored procedure, you need to use the CALL statement.

MySQL stored procedure storage location

Where are the stored procedures written?

MySQL stored procedures are stored in the MySQL database.

Detailed description:

A stored procedure is a set of pre-compiled SQL statements stored in the database. They can be called like normal SQL statements, but with greater efficiency and flexibility.

In MySQL, stored procedures are stored in a system table named mysql.proc. This table contains information about the stored procedure, including its definition, parameter list, and execution plan.

How to create a stored procedure:

You can create a stored procedure through the SQL CREATE PROCEDURE statement. This statement specifies the name, parameter list, and statement block of the stored procedure. For example:

CREATE PROCEDURE my_procedure(IN param1 INT, IN param2 VARCHAR(255))
BEGIN
  -- 存储过程语句
END

How to call a stored procedure:

You can call a stored procedure through the SQL CALL statement. This statement specifies the name and parameter values ​​of the stored procedure. For example:

CALL my_procedure(10, 'Hello world')

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