include/master-slave.inc [connection master] create role role1; create role role2; grant execute on test.* to role2; grant role2 to role1; set role role1; show grants; Grants for root@localhost GRANT ALL PRIVILEGES ON *.* TO `root`@`localhost` WITH GRANT OPTION GRANT EXECUTE ON `test`.* TO `role2` GRANT PROXY ON ''@'%' TO 'root'@'localhost' WITH GRANT OPTION GRANT USAGE ON *.* TO `role1` GRANT USAGE ON *.* TO `role2` GRANT `role1` TO `root`@`localhost` WITH ADMIN OPTION GRANT `role2` TO `role1` GRANT `role2` TO `root`@`localhost` WITH ADMIN OPTION create definer=current_user procedure pcu() select current_user; create definer=root@localhost procedure pu() select "root@localhost"; create definer=current_role procedure pcr() select current_role; create definer=role1 procedure pr() select "role1"; show create procedure pcu; Procedure sql_mode Create Procedure character_set_client collation_connection Database Collation pcu STRICT_TRANS_TABLES,ERROR_FOR_DIVISION_BY_ZERO,NO_AUTO_CREATE_USER,NO_ENGINE_SUBSTITUTION CREATE DEFINER=`root`@`localhost` PROCEDURE `pcu`() select current_user latin1 latin1_swedish_ci latin1_swedish_ci show create procedure pu; Procedure sql_mode Create Procedure character_set_client collation_connection Database Collation pu STRICT_TRANS_TABLES,ERROR_FOR_DIVISION_BY_ZERO,NO_AUTO_CREATE_USER,NO_ENGINE_SUBSTITUTION CREATE DEFINER=`root`@`localhost` PROCEDURE `pu`() select "root@localhost" latin1 latin1_swedish_ci latin1_swedish_ci show create procedure pcr; Procedure sql_mode Create Procedure character_set_client collation_connection Database Collation pcr STRICT_TRANS_TABLES,ERROR_FOR_DIVISION_BY_ZERO,NO_AUTO_CREATE_USER,NO_ENGINE_SUBSTITUTION CREATE DEFINER=`role1` PROCEDURE `pcr`() select current_role latin1 latin1_swedish_ci latin1_swedish_ci show create procedure pr; Procedure sql_mode Create Procedure character_set_client collation_connection Database Collation pr STRICT_TRANS_TABLES,ERROR_FOR_DIVISION_BY_ZERO,NO_AUTO_CREATE_USER,NO_ENGINE_SUBSTITUTION CREATE DEFINER=`role1` PROCEDURE `pr`() select "role1" latin1 latin1_swedish_ci latin1_swedish_ci connection slave; set role role1; show grants; Grants for root@localhost GRANT ALL PRIVILEGES ON *.* TO `root`@`localhost` WITH GRANT OPTION GRANT EXECUTE ON `test`.* TO `role2` GRANT PROXY ON ''@'%' TO 'root'@'localhost' WITH GRANT OPTION GRANT USAGE ON *.* TO `role1` GRANT USAGE ON *.* TO `role2` GRANT `role1` TO `root`@`localhost` WITH ADMIN OPTION GRANT `role2` TO `role1` GRANT `role2` TO `root`@`localhost` WITH ADMIN OPTION show create procedure pcu; Procedure sql_mode Create Procedure character_set_client collation_connection Database Collation pcu STRICT_TRANS_TABLES,ERROR_FOR_DIVISION_BY_ZERO,NO_AUTO_CREATE_USER,NO_ENGINE_SUBSTITUTION CREATE DEFINER=`root`@`localhost` PROCEDURE `pcu`() select current_user latin1 latin1_swedish_ci latin1_swedish_ci show create procedure pu; Procedure sql_mode Create Procedure character_set_client collation_connection Database Collation pu STRICT_TRANS_TABLES,ERROR_FOR_DIVISION_BY_ZERO,NO_AUTO_CREATE_USER,NO_ENGINE_SUBSTITUTION CREATE DEFINER=`root`@`localhost` PROCEDURE `pu`() select "root@localhost" latin1 latin1_swedish_ci latin1_swedish_ci show create procedure pcr; Procedure sql_mode Create Procedure character_set_client collation_connection Database Collation pcr STRICT_TRANS_TABLES,ERROR_FOR_DIVISION_BY_ZERO,NO_AUTO_CREATE_USER,NO_ENGINE_SUBSTITUTION CREATE DEFINER=`role1` PROCEDURE `pcr`() select current_role latin1 latin1_swedish_ci latin1_swedish_ci show create procedure pr; Procedure sql_mode Create Procedure character_set_client collation_connection Database Collation pr STRICT_TRANS_TABLES,ERROR_FOR_DIVISION_BY_ZERO,NO_AUTO_CREATE_USER,NO_ENGINE_SUBSTITUTION CREATE DEFINER=`role1` PROCEDURE `pr`() select "role1" latin1 latin1_swedish_ci latin1_swedish_ci connection master; drop procedure pcu; drop procedure pu; drop procedure pcr; drop procedure pr; drop role role1; drop role role2; include/rpl_end.inc