USE test;
DROP PROCEDURE IF EXISTS simpleproc;
SET autocommit=1;
BEGIN;
CREATE PROCEDURE simpleproc (OUT param1 INT)
BEGIN
SELECT COUNT(*) INTO param1 FROM t;
END //
SELECT (@@server_id) INTO @a;
SELECT IF(@a <> @TMASTER_ID,'OK (slave)','FAIL (master)') AS result;
result
OK (slave)
DROP PROCEDURE simpleproc;
COMMIT;