mysql> delimiter $$
mysql>
mysql> CREATE PROCEDURE myProc()
-> BEGIN
-> DECLARE my_big_integer BIGINT; /* 64-bit integer */
->
-> set my_big_integer= 111111111111111111111;
->
-> select "my_big_integer="+my_big_integer;
-> END$$
Query OK, 0 rows affected (0.00 sec)
mysql> delimiter ;
mysql>
mysql> call myProc();
+----------------------------------+
| "my_big_integer="+my_big_integer |
+----------------------------------+
| 9.2233720368548e+018 |
+----------------------------------+
1 row in set (0.00 sec)
Query OK, 0 rows affected, 2 warnings (0.00 sec)
mysql>
mysql> drop procedure myProc;
Query OK, 0 rows affected (0.00 sec)
mysql>