To get more details on a stored procedure, use the SHOW CREATE PROCEDURE statement: : Procedure Data Dictionary « Procedure Function « MySQL Tutorial

1. MySQL Tutorial
2. Procedure Function
3. Procedure Data Dictionary

SHOW CREATE PROCEDURE [<database>.]<procedure name>;

mysql>
mysql>
mysql>
mysql> DELIMITER //
mysql> CREATE PROCEDURE myProc (IN in_count INT)
    -> BEGIN
    ->     DECLARE count INT default 0;
    ->
    ->     increment: LOOP
    ->     SET count = count + 1;
    ->     IF count < 20 THEN ITERATE increment; END IF;
    ->     IF count > in_count THEN LEAVE increment;
    ->     END IF;
    ->     END LOOP increment;
    ->
    ->     SELECT count;
    -> END
    -> //
Query OK, 0 rows affected (0.00 sec)

mysql> DELIMITER ;
mysql>
mysql> call myProc(5);
+-------+
| count |
+-------+
|    20 |
+-------+
1 row in set (0.00 sec)

Query OK, 0 rows affected (0.00 sec)

mysql>
mysql>
mysql>
mysql>
mysql> SHOW CREATE PROCEDURE test.myProc\G
*************************** 1. row ***************************
       Procedure: myProc
        sql_mode:
Create Procedure: CREATE DEFINER=`root`@`localhost` PROCEDURE `myProc`(IN in_count INT)
BEGIN
    DECLARE count INT default 0;

    increment: LOOP
    SET count = count + 1;
    IF count < 20 THEN ITERATE increment; END IF;
    IF count > in_count THEN LEAVE increment;
    END IF;
    END LOOP increment;

    SELECT count;
END
1 row in set (0.00 sec)

mysql>
mysql> drop procedure myProc;
Query OK, 0 rows affected (0.00 sec)

mysql>
mysql>