create database mysqltest1; use mysqltest1; create table t1 (a int, b int, c int); insert t1 values (1,10,100),(2,20,200); create role role1; grant select (a) on mysqltest1.t1 to role1; grant event,execute,trigger on mysqltest1.* to role1; grant role1 to current_user; create role role2; grant insert,select on mysqltest1.t1 to role2; grant event,execute,trigger on mysqltest1.* to role2; create user foo@localhost; grant create view on mysqltest1.* to foo@localhost; create role role4; grant select on mysqltest1.t1 to role4; grant role4 to foo@localhost; create definer=current_role view test.v1 as select a+b,c from t1; ERROR 0L000: Invalid definer set role role1; create definer=current_role view test.v1 as select a+b,c from t1; show create view test.v1; View Create View character_set_client collation_connection v1 CREATE ALGORITHM=UNDEFINED DEFINER=`role1` SQL SECURITY DEFINER VIEW `test`.`v1` AS select `mysqltest1`.`t1`.`a` + `mysqltest1`.`t1`.`b` AS `a+b`,`mysqltest1`.`t1`.`c` AS `c` from `mysqltest1`.`t1` latin1 latin1_swedish_ci set role none; create definer=role2 view test.v2 as select a+b,c,current_role() from t1; show create view test.v2; View Create View character_set_client collation_connection v2 CREATE ALGORITHM=UNDEFINED DEFINER=`role2` SQL SECURITY DEFINER VIEW `test`.`v2` AS select `mysqltest1`.`t1`.`a` + `mysqltest1`.`t1`.`b` AS `a+b`,`mysqltest1`.`t1`.`c` AS `c`,current_role() AS `current_role()` from `mysqltest1`.`t1` latin1 latin1_swedish_ci create definer=role3 view test.v3 as select a+b,c from t1; Warnings: Note 1449 The user specified as a definer ('role3'@'%') does not exist show create view test.v3; View Create View character_set_client collation_connection v3 CREATE ALGORITHM=UNDEFINED DEFINER=`role3`@`%` SQL SECURITY DEFINER VIEW `test`.`v3` AS select `mysqltest1`.`t1`.`a` + `mysqltest1`.`t1`.`b` AS `a+b`,`mysqltest1`.`t1`.`c` AS `c` from `mysqltest1`.`t1` latin1 latin1_swedish_ci Warnings: Note 1449 The user specified as a definer ('role3'@'%') does not exist connect c1, localhost, foo,,mysqltest1; connection c1; show grants; Grants for foo@localhost GRANT `role4` TO `foo`@`localhost` GRANT USAGE ON *.* TO `foo`@`localhost` GRANT CREATE VIEW ON `mysqltest1`.* TO `foo`@`localhost` select * from test.v1; ERROR HY000: View 'test.v1' references invalid table(s) or column(s) or function(s) or definer/invoker of view lack rights to use them select * from test.v2; a+b c current_role() 11 100 role2 22 200 role2 select * from test.v3; ERROR 28000: Access denied for user 'foo'@'localhost' (using password: NO) create definer=role4 view test.v4 as select a+b,c from t1; ERROR 42000: ANY command denied to user 'foo'@'localhost' for table 't1' select * from t1; ERROR 42000: SELECT command denied to user 'foo'@'localhost' for table 't1' set role role4; select * from t1; a b c 1 10 100 2 20 200 create view test.v4 as select a+b,c from t1; create definer=role4 view test.v5 as select a+b,c from t1; select * from test.v4; ERROR HY000: View 'test.v4' references invalid table(s) or column(s) or function(s) or definer/invoker of view lack rights to use them select * from test.v5; a+b c 11 100 22 200 set role none; select * from test.v4; ERROR HY000: View 'test.v4' references invalid table(s) or column(s) or function(s) or definer/invoker of view lack rights to use them select * from test.v5; a+b c 11 100 22 200 connection default; drop role role4; show create view test.v5; View Create View character_set_client collation_connection v5 CREATE ALGORITHM=UNDEFINED DEFINER=`role4` SQL SECURITY DEFINER VIEW `test`.`v5` AS select `mysqltest1`.`t1`.`a` + `mysqltest1`.`t1`.`b` AS `a+b`,`mysqltest1`.`t1`.`c` AS `c` from `mysqltest1`.`t1` latin1 latin1_swedish_ci Warnings: Note 1449 The user specified as a definer ('role4'@'') does not exist select * from test.v5; ERROR HY000: The user specified as a definer ('role4'@'') does not exist create user role4; grant select on mysqltest1.t1 to role4; show create view test.v5; View Create View character_set_client collation_connection v5 CREATE ALGORITHM=UNDEFINED DEFINER=`role4` SQL SECURITY DEFINER VIEW `test`.`v5` AS select `mysqltest1`.`t1`.`a` + `mysqltest1`.`t1`.`b` AS `a+b`,`mysqltest1`.`t1`.`c` AS `c` from `mysqltest1`.`t1` latin1 latin1_swedish_ci Warnings: Note 1449 The user specified as a definer ('role4'@'') does not exist select * from test.v5; ERROR HY000: The user specified as a definer ('role4'@'') does not exist flush tables; show create view test.v5; View Create View character_set_client collation_connection v5 CREATE ALGORITHM=UNDEFINED DEFINER=`role4`@`%` SQL SECURITY DEFINER VIEW `test`.`v5` AS select `mysqltest1`.`t1`.`a` + `mysqltest1`.`t1`.`b` AS `a+b`,`mysqltest1`.`t1`.`c` AS `c` from `mysqltest1`.`t1` latin1 latin1_swedish_ci select * from test.v5; a+b c 11 100 22 200 drop user role4; create table t2 select * from t1; create definer=current_role trigger tr1 before insert on t2 for each row insert t1 values (111, 222, 333); ERROR 0L000: Invalid definer set role role1; create definer=current_role trigger tr1 before insert on t2 for each row insert t1 values (111, 222, 333); show create trigger tr1; Trigger sql_mode SQL Original Statement character_set_client collation_connection Database Collation Created tr1 STRICT_TRANS_TABLES,ERROR_FOR_DIVISION_BY_ZERO,NO_AUTO_CREATE_USER,NO_ENGINE_SUBSTITUTION CREATE DEFINER=`role1` trigger tr1 before insert on t2 for each row insert t1 values (111, 222, 333) latin1 latin1_swedish_ci latin1_swedish_ci # set role none; insert t2 values (11,22,33); ERROR 42000: INSERT command denied to user ''@'' for table 't1' select * from t1; a b c 1 10 100 2 20 200 select * from t2; a b c 1 10 100 2 20 200 create definer=role2 trigger tr2 before delete on t2 for each row insert t1 values (111, 222, 333); show create trigger tr2; Trigger sql_mode SQL Original Statement character_set_client collation_connection Database Collation Created tr2 STRICT_TRANS_TABLES,ERROR_FOR_DIVISION_BY_ZERO,NO_AUTO_CREATE_USER,NO_ENGINE_SUBSTITUTION CREATE DEFINER=`role2` trigger tr2 before delete on t2 for each row insert t1 values (111, 222, 333) latin1 latin1_swedish_ci latin1_swedish_ci # delete from t2 where a=1; select * from t1; a b c 1 10 100 2 20 200 111 222 333 select * from t2; a b c 2 20 200 delete from t1 where a=111; create definer=role3 trigger tr3 before update on t2 for each row insert t1 values (111, 222, 333); Warnings: Note 1449 The user specified as a definer ('role3'@'%') does not exist show create trigger tr3; Trigger sql_mode SQL Original Statement character_set_client collation_connection Database Collation Created tr3 STRICT_TRANS_TABLES,ERROR_FOR_DIVISION_BY_ZERO,NO_AUTO_CREATE_USER,NO_ENGINE_SUBSTITUTION CREATE DEFINER=`role3`@`%` trigger tr3 before update on t2 for each row insert t1 values (111, 222, 333) latin1 latin1_swedish_ci latin1_swedish_ci # update t2 set b=2 where a=2; ERROR HY000: The user specified as a definer ('role3'@'%') does not exist select * from t1; a b c 1 10 100 2 20 200 select * from t2; a b c 2 20 200 flush tables; show create trigger tr2; Trigger sql_mode SQL Original Statement character_set_client collation_connection Database Collation Created tr2 STRICT_TRANS_TABLES,ERROR_FOR_DIVISION_BY_ZERO,NO_AUTO_CREATE_USER,NO_ENGINE_SUBSTITUTION CREATE DEFINER=`role2`@`` trigger tr2 before delete on t2 for each row insert t1 values (111, 222, 333) latin1 latin1_swedish_ci latin1_swedish_ci # delete from t2 where a=2; ERROR HY000: The user specified as a definer ('role2'@'%') does not exist select * from t1; a b c 1 10 100 2 20 200 select * from t2; a b c 2 20 200 create definer=current_role procedure pr1() insert t1 values (111, 222, 333); ERROR 0L000: Invalid definer set role role1; create definer=current_role procedure pr1() insert t1 values (111, 222, 333); show create procedure pr1; Procedure sql_mode Create Procedure character_set_client collation_connection Database Collation pr1 STRICT_TRANS_TABLES,ERROR_FOR_DIVISION_BY_ZERO,NO_AUTO_CREATE_USER,NO_ENGINE_SUBSTITUTION CREATE DEFINER=`role1` PROCEDURE `pr1`() insert t1 values (111, 222, 333) latin1 latin1_swedish_ci latin1_swedish_ci set role none; call pr1(); ERROR 42000: INSERT command denied to user ''@'' for table 't1' select * from t1; a b c 1 10 100 2 20 200 create definer=role2 procedure pr2() insert t1 values (111, 222, 333); show create procedure pr2; Procedure sql_mode Create Procedure character_set_client collation_connection Database Collation pr2 STRICT_TRANS_TABLES,ERROR_FOR_DIVISION_BY_ZERO,NO_AUTO_CREATE_USER,NO_ENGINE_SUBSTITUTION CREATE DEFINER=`role2` PROCEDURE `pr2`() insert t1 values (111, 222, 333) latin1 latin1_swedish_ci latin1_swedish_ci call pr2(); select * from t1; a b c 1 10 100 2 20 200 111 222 333 delete from t1 where a=111; create definer=role3 procedure pr3() insert t1 values (111, 222, 333); Warnings: Note 1449 The user specified as a definer ('role3'@'%') does not exist show create procedure pr3; Procedure sql_mode Create Procedure character_set_client collation_connection Database Collation pr3 STRICT_TRANS_TABLES,ERROR_FOR_DIVISION_BY_ZERO,NO_AUTO_CREATE_USER,NO_ENGINE_SUBSTITUTION CREATE DEFINER=`role3`@`%` PROCEDURE `pr3`() insert t1 values (111, 222, 333) latin1 latin1_swedish_ci latin1_swedish_ci call pr3(); ERROR HY000: The user specified as a definer ('role3'@'%') does not exist select * from t1; a b c 1 10 100 2 20 200 update mysql.proc set definer='role2@' where definer='role2'; call pr2(); ERROR HY000: The user specified as a definer ('role2'@'%') does not exist create definer=current_role function fn1() returns int return (select sum(a+b) from t1); ERROR 0L000: Invalid definer set role role1; create definer=current_role function fn1() returns int return (select sum(a+b) from t1); show create function fn1; Function sql_mode Create Function character_set_client collation_connection Database Collation fn1 STRICT_TRANS_TABLES,ERROR_FOR_DIVISION_BY_ZERO,NO_AUTO_CREATE_USER,NO_ENGINE_SUBSTITUTION CREATE DEFINER=`role1` FUNCTION `fn1`() RETURNS int(11) return (select sum(a+b) from t1) latin1 latin1_swedish_ci latin1_swedish_ci set role none; select fn1(); ERROR 42000: SELECT command denied to user ''@'' for column 'b' in table 't1' select * from t1; a b c 1 10 100 2 20 200 create definer=role2 function fn2() returns int return (select sum(a+b) from t1); show create function fn2; Function sql_mode Create Function character_set_client collation_connection Database Collation fn2 STRICT_TRANS_TABLES,ERROR_FOR_DIVISION_BY_ZERO,NO_AUTO_CREATE_USER,NO_ENGINE_SUBSTITUTION CREATE DEFINER=`role2` FUNCTION `fn2`() RETURNS int(11) return (select sum(a+b) from t1) latin1 latin1_swedish_ci latin1_swedish_ci select fn2(); fn2() 33 create definer=role3 function fn3() returns int return (select sum(a+b) from t1); Warnings: Note 1449 The user specified as a definer ('role3'@'%') does not exist show create function fn3; Function sql_mode Create Function character_set_client collation_connection Database Collation fn3 STRICT_TRANS_TABLES,ERROR_FOR_DIVISION_BY_ZERO,NO_AUTO_CREATE_USER,NO_ENGINE_SUBSTITUTION CREATE DEFINER=`role3`@`%` FUNCTION `fn3`() RETURNS int(11) return (select sum(a+b) from t1) latin1 latin1_swedish_ci latin1_swedish_ci select fn3(); ERROR HY000: The user specified as a definer ('role3'@'%') does not exist set global event_scheduler=on; create definer=current_role event e1 on schedule every 1 second starts '2000-01-01' do insert t1 values (111, 1, 0); ERROR 0L000: Invalid definer set role role1; create definer=current_role event e1 on schedule every 1 second starts '2000-01-01' do insert t1 values (111, 2, 0); show create event e1; Event sql_mode time_zone Create Event character_set_client collation_connection Database Collation e1 STRICT_TRANS_TABLES,ERROR_FOR_DIVISION_BY_ZERO,NO_AUTO_CREATE_USER,NO_ENGINE_SUBSTITUTION SYSTEM CREATE DEFINER=`role1` EVENT `e1` ON SCHEDULE EVERY 1 SECOND STARTS '2000-01-01 00:00:00' ON COMPLETION NOT PRESERVE ENABLE DO insert t1 values (111, 2, 0) latin1 latin1_swedish_ci latin1_swedish_ci set role none; create definer=role3 event e3 on schedule every 1 second starts '2000-01-01' do insert t1 values (111, 3, 0); Warnings: Note 1449 The user specified as a definer ('role3'@'%') does not exist show create event e3; Event sql_mode time_zone Create Event character_set_client collation_connection Database Collation e3 STRICT_TRANS_TABLES,ERROR_FOR_DIVISION_BY_ZERO,NO_AUTO_CREATE_USER,NO_ENGINE_SUBSTITUTION SYSTEM CREATE DEFINER=`role3`@`%` EVENT `e3` ON SCHEDULE EVERY 1 SECOND STARTS '2000-01-01 00:00:00' ON COMPLETION NOT PRESERVE ENABLE DO insert t1 values (111, 3, 0) latin1 latin1_swedish_ci latin1_swedish_ci create definer=role2 event e2 on schedule every 1 second starts '2000-01-01' do insert t1 values (111, 4, 0); show create event e2; Event sql_mode time_zone Create Event character_set_client collation_connection Database Collation e2 STRICT_TRANS_TABLES,ERROR_FOR_DIVISION_BY_ZERO,NO_AUTO_CREATE_USER,NO_ENGINE_SUBSTITUTION SYSTEM CREATE DEFINER=`role2` EVENT `e2` ON SCHEDULE EVERY 1 SECOND STARTS '2000-01-01 00:00:00' ON COMPLETION NOT PRESERVE ENABLE DO insert t1 values (111, 4, 0) latin1 latin1_swedish_ci latin1_swedish_ci set global event_scheduler=off; select distinct * from t1; a b c 1 10 100 111 4 0 2 20 200 delete from t1 where a=111; CREATE DATABASE /*!32312 IF NOT EXISTS*/ `test` /*!40100 DEFAULT CHARACTER SET latin1 */; USE `test`; SET @saved_cs_client = @@character_set_client; SET character_set_client = utf8; /*!50001 CREATE TABLE `v1` ( `a+b` tinyint NOT NULL, `c` tinyint NOT NULL ) ENGINE=MyISAM */; SET character_set_client = @saved_cs_client; SET @saved_cs_client = @@character_set_client; SET character_set_client = utf8; /*!50001 CREATE TABLE `v2` ( `a+b` tinyint NOT NULL, `c` tinyint NOT NULL, `current_role()` tinyint NOT NULL ) ENGINE=MyISAM */; SET character_set_client = @saved_cs_client; SET @saved_cs_client = @@character_set_client; SET character_set_client = utf8; /*!50001 CREATE TABLE `v3` ( `a+b` tinyint NOT NULL, `c` tinyint NOT NULL ) ENGINE=MyISAM */; SET character_set_client = @saved_cs_client; SET @saved_cs_client = @@character_set_client; SET character_set_client = utf8; /*!50001 CREATE TABLE `v4` ( `a+b` tinyint NOT NULL, `c` tinyint NOT NULL ) ENGINE=MyISAM */; SET character_set_client = @saved_cs_client; SET @saved_cs_client = @@character_set_client; SET character_set_client = utf8; /*!50001 CREATE TABLE `v5` ( `a+b` tinyint NOT NULL, `c` tinyint NOT NULL ) ENGINE=MyISAM */; SET character_set_client = @saved_cs_client; CREATE DATABASE /*!32312 IF NOT EXISTS*/ `mysqltest1` /*!40100 DEFAULT CHARACTER SET latin1 */; USE `mysqltest1`; /*!40101 SET @saved_cs_client = @@character_set_client */; /*!40101 SET character_set_client = utf8 */; CREATE TABLE `t1` ( `a` int(11) DEFAULT NULL, `b` int(11) DEFAULT NULL, `c` int(11) DEFAULT NULL ) ENGINE=MyISAM DEFAULT CHARSET=latin1; /*!40101 SET character_set_client = @saved_cs_client */; INSERT INTO `t1` VALUES (1,10,100),(2,20,200); /*!40101 SET @saved_cs_client = @@character_set_client */; /*!40101 SET character_set_client = utf8 */; CREATE TABLE `t2` ( `a` int(11) DEFAULT NULL, `b` int(11) DEFAULT NULL, `c` int(11) DEFAULT NULL ) ENGINE=MyISAM DEFAULT CHARSET=latin1; /*!40101 SET character_set_client = @saved_cs_client */; INSERT INTO `t2` VALUES (2,20,200); /*!50003 SET @saved_cs_client = @@character_set_client */ ; /*!50003 SET @saved_cs_results = @@character_set_results */ ; /*!50003 SET @saved_col_connection = @@collation_connection */ ; /*!50003 SET character_set_client = latin1 */ ; /*!50003 SET character_set_results = latin1 */ ; /*!50003 SET collation_connection = latin1_swedish_ci */ ; /*!50003 SET @saved_sql_mode = @@sql_mode */ ; /*!50003 SET sql_mode = 'STRICT_TRANS_TABLES,ERROR_FOR_DIVISION_BY_ZERO,NO_AUTO_CREATE_USER,NO_ENGINE_SUBSTITUTION' */ ; DELIMITER ;; /*!50003 CREATE*/ /*!50017 DEFINER=`role1`*/ /*!50003 trigger tr1 before insert on t2 for each row insert t1 values (111, 222, 333) */;; DELIMITER ; /*!50003 SET sql_mode = @saved_sql_mode */ ; /*!50003 SET character_set_client = @saved_cs_client */ ; /*!50003 SET character_set_results = @saved_cs_results */ ; /*!50003 SET collation_connection = @saved_col_connection */ ; /*!50003 SET @saved_cs_client = @@character_set_client */ ; /*!50003 SET @saved_cs_results = @@character_set_results */ ; /*!50003 SET @saved_col_connection = @@collation_connection */ ; /*!50003 SET character_set_client = latin1 */ ; /*!50003 SET character_set_results = latin1 */ ; /*!50003 SET collation_connection = latin1_swedish_ci */ ; /*!50003 SET @saved_sql_mode = @@sql_mode */ ; /*!50003 SET sql_mode = 'STRICT_TRANS_TABLES,ERROR_FOR_DIVISION_BY_ZERO,NO_AUTO_CREATE_USER,NO_ENGINE_SUBSTITUTION' */ ; DELIMITER ;; /*!50003 CREATE*/ /*!50017 DEFINER=`role3`@`%`*/ /*!50003 trigger tr3 before update on t2 for each row insert t1 values (111, 222, 333) */;; DELIMITER ; /*!50003 SET sql_mode = @saved_sql_mode */ ; /*!50003 SET character_set_client = @saved_cs_client */ ; /*!50003 SET character_set_results = @saved_cs_results */ ; /*!50003 SET collation_connection = @saved_col_connection */ ; /*!50003 SET @saved_cs_client = @@character_set_client */ ; /*!50003 SET @saved_cs_results = @@character_set_results */ ; /*!50003 SET @saved_col_connection = @@collation_connection */ ; /*!50003 SET character_set_client = latin1 */ ; /*!50003 SET character_set_results = latin1 */ ; /*!50003 SET collation_connection = latin1_swedish_ci */ ; /*!50003 SET @saved_sql_mode = @@sql_mode */ ; /*!50003 SET sql_mode = 'STRICT_TRANS_TABLES,ERROR_FOR_DIVISION_BY_ZERO,NO_AUTO_CREATE_USER,NO_ENGINE_SUBSTITUTION' */ ; DELIMITER ;; /*!50003 CREATE*/ /*!50017 DEFINER=`role2`@``*/ /*!50003 trigger tr2 before delete on t2 for each row insert t1 values (111, 222, 333) */;; DELIMITER ; /*!50003 SET sql_mode = @saved_sql_mode */ ; /*!50003 SET character_set_client = @saved_cs_client */ ; /*!50003 SET character_set_results = @saved_cs_results */ ; /*!50003 SET collation_connection = @saved_col_connection */ ; /*!50106 SET @save_time_zone= @@TIME_ZONE */ ; DELIMITER ;; /*!50003 SET @saved_cs_client = @@character_set_client */ ;; /*!50003 SET @saved_cs_results = @@character_set_results */ ;; /*!50003 SET @saved_col_connection = @@collation_connection */ ;; /*!50003 SET character_set_client = latin1 */ ;; /*!50003 SET character_set_results = latin1 */ ;; /*!50003 SET collation_connection = latin1_swedish_ci */ ;; /*!50003 SET @saved_sql_mode = @@sql_mode */ ;; /*!50003 SET sql_mode = 'STRICT_TRANS_TABLES,ERROR_FOR_DIVISION_BY_ZERO,NO_AUTO_CREATE_USER,NO_ENGINE_SUBSTITUTION' */ ;; /*!50003 SET @saved_time_zone = @@time_zone */ ;; /*!50003 SET time_zone = 'SYSTEM' */ ;; /*!50106 CREATE*/ /*!50117 DEFINER=`role1`*/ /*!50106 EVENT `e1` ON SCHEDULE EVERY 1 SECOND STARTS '2000-01-01 00:00:00' ON COMPLETION NOT PRESERVE ENABLE DO insert t1 values (111, 2, 0) */ ;; /*!50003 SET time_zone = @saved_time_zone */ ;; /*!50003 SET sql_mode = @saved_sql_mode */ ;; /*!50003 SET character_set_client = @saved_cs_client */ ;; /*!50003 SET character_set_results = @saved_cs_results */ ;; /*!50003 SET collation_connection = @saved_col_connection */ ;; DELIMITER ;; /*!50003 SET @saved_cs_client = @@character_set_client */ ;; /*!50003 SET @saved_cs_results = @@character_set_results */ ;; /*!50003 SET @saved_col_connection = @@collation_connection */ ;; /*!50003 SET character_set_client = latin1 */ ;; /*!50003 SET character_set_results = latin1 */ ;; /*!50003 SET collation_connection = latin1_swedish_ci */ ;; /*!50003 SET @saved_sql_mode = @@sql_mode */ ;; /*!50003 SET sql_mode = 'STRICT_TRANS_TABLES,ERROR_FOR_DIVISION_BY_ZERO,NO_AUTO_CREATE_USER,NO_ENGINE_SUBSTITUTION' */ ;; /*!50003 SET @saved_time_zone = @@time_zone */ ;; /*!50003 SET time_zone = 'SYSTEM' */ ;; /*!50106 CREATE*/ /*!50117 DEFINER=`role2`*/ /*!50106 EVENT `e2` ON SCHEDULE EVERY 1 SECOND STARTS '2000-01-01 00:00:00' ON COMPLETION NOT PRESERVE ENABLE DO insert t1 values (111, 4, 0) */ ;; /*!50003 SET time_zone = @saved_time_zone */ ;; /*!50003 SET sql_mode = @saved_sql_mode */ ;; /*!50003 SET character_set_client = @saved_cs_client */ ;; /*!50003 SET character_set_results = @saved_cs_results */ ;; /*!50003 SET collation_connection = @saved_col_connection */ ;; DELIMITER ;; /*!50003 SET @saved_cs_client = @@character_set_client */ ;; /*!50003 SET @saved_cs_results = @@character_set_results */ ;; /*!50003 SET @saved_col_connection = @@collation_connection */ ;; /*!50003 SET character_set_client = latin1 */ ;; /*!50003 SET character_set_results = latin1 */ ;; /*!50003 SET collation_connection = latin1_swedish_ci */ ;; /*!50003 SET @saved_sql_mode = @@sql_mode */ ;; /*!50003 SET sql_mode = 'STRICT_TRANS_TABLES,ERROR_FOR_DIVISION_BY_ZERO,NO_AUTO_CREATE_USER,NO_ENGINE_SUBSTITUTION' */ ;; /*!50003 SET @saved_time_zone = @@time_zone */ ;; /*!50003 SET time_zone = 'SYSTEM' */ ;; /*!50106 CREATE*/ /*!50117 DEFINER=`role3`@`%`*/ /*!50106 EVENT `e3` ON SCHEDULE EVERY 1 SECOND STARTS '2000-01-01 00:00:00' ON COMPLETION NOT PRESERVE ENABLE DO insert t1 values (111, 3, 0) */ ;; /*!50003 SET time_zone = @saved_time_zone */ ;; /*!50003 SET sql_mode = @saved_sql_mode */ ;; /*!50003 SET character_set_client = @saved_cs_client */ ;; /*!50003 SET character_set_results = @saved_cs_results */ ;; /*!50003 SET collation_connection = @saved_col_connection */ ;; DELIMITER ; /*!50106 SET TIME_ZONE= @save_time_zone */ ; /*!50003 SET @saved_cs_client = @@character_set_client */ ; /*!50003 SET @saved_cs_results = @@character_set_results */ ; /*!50003 SET @saved_col_connection = @@collation_connection */ ; /*!50003 SET character_set_client = latin1 */ ; /*!50003 SET character_set_results = latin1 */ ; /*!50003 SET collation_connection = latin1_swedish_ci */ ; /*!50003 SET @saved_sql_mode = @@sql_mode */ ; /*!50003 SET sql_mode = 'STRICT_TRANS_TABLES,ERROR_FOR_DIVISION_BY_ZERO,NO_AUTO_CREATE_USER,NO_ENGINE_SUBSTITUTION' */ ; DELIMITER ;; CREATE DEFINER=`role1` FUNCTION `fn1`() RETURNS int(11) return (select sum(a+b) from t1) ;; DELIMITER ; /*!50003 SET sql_mode = @saved_sql_mode */ ; /*!50003 SET character_set_client = @saved_cs_client */ ; /*!50003 SET character_set_results = @saved_cs_results */ ; /*!50003 SET collation_connection = @saved_col_connection */ ; /*!50003 SET @saved_cs_client = @@character_set_client */ ; /*!50003 SET @saved_cs_results = @@character_set_results */ ; /*!50003 SET @saved_col_connection = @@collation_connection */ ; /*!50003 SET character_set_client = latin1 */ ; /*!50003 SET character_set_results = latin1 */ ; /*!50003 SET collation_connection = latin1_swedish_ci */ ; /*!50003 SET @saved_sql_mode = @@sql_mode */ ; /*!50003 SET sql_mode = 'STRICT_TRANS_TABLES,ERROR_FOR_DIVISION_BY_ZERO,NO_AUTO_CREATE_USER,NO_ENGINE_SUBSTITUTION' */ ; DELIMITER ;; CREATE DEFINER=`role2` FUNCTION `fn2`() RETURNS int(11) return (select sum(a+b) from t1) ;; DELIMITER ; /*!50003 SET sql_mode = @saved_sql_mode */ ; /*!50003 SET character_set_client = @saved_cs_client */ ; /*!50003 SET character_set_results = @saved_cs_results */ ; /*!50003 SET collation_connection = @saved_col_connection */ ; /*!50003 SET @saved_cs_client = @@character_set_client */ ; /*!50003 SET @saved_cs_results = @@character_set_results */ ; /*!50003 SET @saved_col_connection = @@collation_connection */ ; /*!50003 SET character_set_client = latin1 */ ; /*!50003 SET character_set_results = latin1 */ ; /*!50003 SET collation_connection = latin1_swedish_ci */ ; /*!50003 SET @saved_sql_mode = @@sql_mode */ ; /*!50003 SET sql_mode = 'STRICT_TRANS_TABLES,ERROR_FOR_DIVISION_BY_ZERO,NO_AUTO_CREATE_USER,NO_ENGINE_SUBSTITUTION' */ ; DELIMITER ;; CREATE DEFINER=`role3`@`%` FUNCTION `fn3`() RETURNS int(11) return (select sum(a+b) from t1) ;; DELIMITER ; /*!50003 SET sql_mode = @saved_sql_mode */ ; /*!50003 SET character_set_client = @saved_cs_client */ ; /*!50003 SET character_set_results = @saved_cs_results */ ; /*!50003 SET collation_connection = @saved_col_connection */ ; /*!50003 SET @saved_cs_client = @@character_set_client */ ; /*!50003 SET @saved_cs_results = @@character_set_results */ ; /*!50003 SET @saved_col_connection = @@collation_connection */ ; /*!50003 SET character_set_client = latin1 */ ; /*!50003 SET character_set_results = latin1 */ ; /*!50003 SET collation_connection = latin1_swedish_ci */ ; /*!50003 SET @saved_sql_mode = @@sql_mode */ ; /*!50003 SET sql_mode = 'STRICT_TRANS_TABLES,ERROR_FOR_DIVISION_BY_ZERO,NO_AUTO_CREATE_USER,NO_ENGINE_SUBSTITUTION' */ ; DELIMITER ;; CREATE DEFINER=`role1` PROCEDURE `pr1`() insert t1 values (111, 222, 333) ;; DELIMITER ; /*!50003 SET sql_mode = @saved_sql_mode */ ; /*!50003 SET character_set_client = @saved_cs_client */ ; /*!50003 SET character_set_results = @saved_cs_results */ ; /*!50003 SET collation_connection = @saved_col_connection */ ; /*!50003 SET @saved_cs_client = @@character_set_client */ ; /*!50003 SET @saved_cs_results = @@character_set_results */ ; /*!50003 SET @saved_col_connection = @@collation_connection */ ; /*!50003 SET character_set_client = latin1 */ ; /*!50003 SET character_set_results = latin1 */ ; /*!50003 SET collation_connection = latin1_swedish_ci */ ; /*!50003 SET @saved_sql_mode = @@sql_mode */ ; /*!50003 SET sql_mode = 'STRICT_TRANS_TABLES,ERROR_FOR_DIVISION_BY_ZERO,NO_AUTO_CREATE_USER,NO_ENGINE_SUBSTITUTION' */ ; DELIMITER ;; CREATE DEFINER=`role2`@`%` PROCEDURE `pr2`() insert t1 values (111, 222, 333) ;; DELIMITER ; /*!50003 SET sql_mode = @saved_sql_mode */ ; /*!50003 SET character_set_client = @saved_cs_client */ ; /*!50003 SET character_set_results = @saved_cs_results */ ; /*!50003 SET collation_connection = @saved_col_connection */ ; /*!50003 SET @saved_cs_client = @@character_set_client */ ; /*!50003 SET @saved_cs_results = @@character_set_results */ ; /*!50003 SET @saved_col_connection = @@collation_connection */ ; /*!50003 SET character_set_client = latin1 */ ; /*!50003 SET character_set_results = latin1 */ ; /*!50003 SET collation_connection = latin1_swedish_ci */ ; /*!50003 SET @saved_sql_mode = @@sql_mode */ ; /*!50003 SET sql_mode = 'STRICT_TRANS_TABLES,ERROR_FOR_DIVISION_BY_ZERO,NO_AUTO_CREATE_USER,NO_ENGINE_SUBSTITUTION' */ ; DELIMITER ;; CREATE DEFINER=`role3`@`%` PROCEDURE `pr3`() insert t1 values (111, 222, 333) ;; DELIMITER ; /*!50003 SET sql_mode = @saved_sql_mode */ ; /*!50003 SET character_set_client = @saved_cs_client */ ; /*!50003 SET character_set_results = @saved_cs_results */ ; /*!50003 SET collation_connection = @saved_col_connection */ ; USE `test`; /*!50001 DROP TABLE IF EXISTS `v1`*/; /*!50001 SET @saved_cs_client = @@character_set_client */; /*!50001 SET @saved_cs_results = @@character_set_results */; /*!50001 SET @saved_col_connection = @@collation_connection */; /*!50001 SET character_set_client = latin1 */; /*!50001 SET character_set_results = latin1 */; /*!50001 SET collation_connection = latin1_swedish_ci */; /*!50001 CREATE ALGORITHM=UNDEFINED DEFINER=`role1` SQL SECURITY DEFINER VIEW `v1` AS select `mysqltest1`.`t1`.`a` + `mysqltest1`.`t1`.`b` AS `a+b`,`mysqltest1`.`t1`.`c` AS `c` from `mysqltest1`.`t1` */; /*!50001 SET character_set_client = @saved_cs_client */; /*!50001 SET character_set_results = @saved_cs_results */; /*!50001 SET collation_connection = @saved_col_connection */; /*!50001 DROP TABLE IF EXISTS `v2`*/; /*!50001 SET @saved_cs_client = @@character_set_client */; /*!50001 SET @saved_cs_results = @@character_set_results */; /*!50001 SET @saved_col_connection = @@collation_connection */; /*!50001 SET character_set_client = latin1 */; /*!50001 SET character_set_results = latin1 */; /*!50001 SET collation_connection = latin1_swedish_ci */; /*!50001 CREATE ALGORITHM=UNDEFINED DEFINER=`role2` SQL SECURITY DEFINER VIEW `v2` AS select `mysqltest1`.`t1`.`a` + `mysqltest1`.`t1`.`b` AS `a+b`,`mysqltest1`.`t1`.`c` AS `c`,current_role() AS `current_role()` from `mysqltest1`.`t1` */; /*!50001 SET character_set_client = @saved_cs_client */; /*!50001 SET character_set_results = @saved_cs_results */; /*!50001 SET collation_connection = @saved_col_connection */; /*!50001 DROP TABLE IF EXISTS `v3`*/; /*!50001 SET @saved_cs_client = @@character_set_client */; /*!50001 SET @saved_cs_results = @@character_set_results */; /*!50001 SET @saved_col_connection = @@collation_connection */; /*!50001 SET character_set_client = latin1 */; /*!50001 SET character_set_results = latin1 */; /*!50001 SET collation_connection = latin1_swedish_ci */; /*!50001 CREATE ALGORITHM=UNDEFINED */ /*!50013 DEFINER=`role3`@`%` SQL SECURITY DEFINER */ /*!50001 VIEW `v3` AS select `mysqltest1`.`t1`.`a` + `mysqltest1`.`t1`.`b` AS `a+b`,`mysqltest1`.`t1`.`c` AS `c` from `mysqltest1`.`t1` */; /*!50001 SET character_set_client = @saved_cs_client */; /*!50001 SET character_set_results = @saved_cs_results */; /*!50001 SET collation_connection = @saved_col_connection */; /*!50001 DROP TABLE IF EXISTS `v4`*/; /*!50001 SET @saved_cs_client = @@character_set_client */; /*!50001 SET @saved_cs_results = @@character_set_results */; /*!50001 SET @saved_col_connection = @@collation_connection */; /*!50001 SET character_set_client = latin1 */; /*!50001 SET character_set_results = latin1 */; /*!50001 SET collation_connection = latin1_swedish_ci */; /*!50001 CREATE ALGORITHM=UNDEFINED */ /*!50013 DEFINER=`foo`@`localhost` SQL SECURITY DEFINER */ /*!50001 VIEW `v4` AS select `mysqltest1`.`t1`.`a` + `mysqltest1`.`t1`.`b` AS `a+b`,`mysqltest1`.`t1`.`c` AS `c` from `mysqltest1`.`t1` */; /*!50001 SET character_set_client = @saved_cs_client */; /*!50001 SET character_set_results = @saved_cs_results */; /*!50001 SET collation_connection = @saved_col_connection */; /*!50001 DROP TABLE IF EXISTS `v5`*/; /*!50001 SET @saved_cs_client = @@character_set_client */; /*!50001 SET @saved_cs_results = @@character_set_results */; /*!50001 SET @saved_col_connection = @@collation_connection */; /*!50001 SET character_set_client = latin1 */; /*!50001 SET character_set_results = latin1 */; /*!50001 SET collation_connection = latin1_swedish_ci */; /*!50001 CREATE ALGORITHM=UNDEFINED */ /*!50013 DEFINER=`role4`@`%` SQL SECURITY DEFINER */ /*!50001 VIEW `v5` AS select `mysqltest1`.`t1`.`a` + `mysqltest1`.`t1`.`b` AS `a+b`,`mysqltest1`.`t1`.`c` AS `c` from `mysqltest1`.`t1` */; /*!50001 SET character_set_client = @saved_cs_client */; /*!50001 SET character_set_results = @saved_cs_results */; /*!50001 SET collation_connection = @saved_col_connection */; USE `mysqltest1`; drop trigger tr1; drop trigger tr2; drop trigger tr3; drop procedure pr1; drop procedure pr2; drop procedure pr3; drop function fn1; drop function fn2; drop function fn3; drop event e1; drop event e2; drop event e3; drop view test.v1, test.v2, test.v3, test.v4, test.v5; drop table t1, t2; drop role role1, role2; drop user foo@localhost; drop database mysqltest1; use test; create user utest; prepare stmt1 from 'grant select on *.* to utest'; execute stmt1; show grants for utest; Grants for utest@% GRANT SELECT ON *.* TO `utest`@`%` drop user utest; create role utest; execute stmt1; show grants for utest; Grants for utest GRANT SELECT ON *.* TO `utest` drop role utest; # # MDEV-13676: Field "create Procedure" is NULL, even if the the user # has role which is the definer. (SHOW CREATE PROCEDURE) # create database rtest; create role r1; create role r2; create role r3; grant all privileges on rtest.* to r1; create user user1; grant r1 to user1; grant r1 to r2; grant r2 to user1; grant r3 to user1; connect user1, localhost,user1,,,,,; set role r2; use rtest; CREATE DEFINER=current_role() PROCEDURE user1_proc() SQL SECURITY INVOKER BEGIN SELECT NOW(), VERSION(); END;// set role r2; show create procedure user1_proc; Procedure sql_mode Create Procedure character_set_client collation_connection Database Collation user1_proc STRICT_TRANS_TABLES,ERROR_FOR_DIVISION_BY_ZERO,NO_AUTO_CREATE_USER,NO_ENGINE_SUBSTITUTION CREATE DEFINER=`r2` PROCEDURE `user1_proc`() SQL SECURITY INVOKER BEGIN SELECT NOW(), VERSION(); END latin1 latin1_swedish_ci latin1_swedish_ci # # Currently one can not use as definer any role except CURRENT_ROLE # CREATE DEFINER='r1' PROCEDURE user1_proc2() SQL SECURITY INVOKER BEGIN SELECT NOW(), VERSION(); END;// ERROR 42000: Access denied; you need (at least one of) the SUPER privilege(s) for this operation set role r1; CREATE DEFINER='r1' PROCEDURE user1_proc2() SQL SECURITY INVOKER BEGIN SELECT NOW(), VERSION(); END;// show create procedure user1_proc2; Procedure sql_mode Create Procedure character_set_client collation_connection Database Collation user1_proc2 STRICT_TRANS_TABLES,ERROR_FOR_DIVISION_BY_ZERO,NO_AUTO_CREATE_USER,NO_ENGINE_SUBSTITUTION CREATE DEFINER=`r1` PROCEDURE `user1_proc2`() SQL SECURITY INVOKER BEGIN SELECT NOW(), VERSION(); END latin1 latin1_swedish_ci latin1_swedish_ci # # Test to see if the user can still see the procedure code if the # role that owns it is granted to him indirectly. # set role r2; show create procedure user1_proc2; Procedure sql_mode Create Procedure character_set_client collation_connection Database Collation user1_proc2 STRICT_TRANS_TABLES,ERROR_FOR_DIVISION_BY_ZERO,NO_AUTO_CREATE_USER,NO_ENGINE_SUBSTITUTION CREATE DEFINER=`r1` PROCEDURE `user1_proc2`() SQL SECURITY INVOKER BEGIN SELECT NOW(), VERSION(); END latin1 latin1_swedish_ci latin1_swedish_ci # # One should not be able to see the procedure code if the role that owns # the procedure is not set by the user or is not in the subgraph of the # currently active role. # set role r3; show create procedure user1_proc2; ERROR 42000: PROCEDURE user1_proc2 does not exist connection default; use rtest; # # Try a few edge cases, with usernames identical to role name; # create user user_like_role; create user foo; create role user_like_role; grant select on rtest.* to user_like_role; grant select on rtest.* to foo; grant select on rtest.* to user_like_role@'%'; grant user_like_role to foo; # # Here we have a procedure that is owned by user_like_role USER # We don't want user_like_role ROLE to have access to its code. # CREATE DEFINER=`user_like_role`@`%` PROCEDURE sensitive_proc() SQL SECURITY INVOKER BEGIN SELECT NOW(), VERSION(); END;// connect user_like_role, localhost, user_like_role,,,,,; use rtest; show create procedure sensitive_proc; Procedure sql_mode Create Procedure character_set_client collation_connection Database Collation sensitive_proc STRICT_TRANS_TABLES,ERROR_FOR_DIVISION_BY_ZERO,NO_AUTO_CREATE_USER,NO_ENGINE_SUBSTITUTION CREATE DEFINER=`user_like_role`@`%` PROCEDURE `sensitive_proc`() SQL SECURITY INVOKER BEGIN SELECT NOW(), VERSION(); END latin1 latin1_swedish_ci latin1_swedish_ci connect foo, localhost, foo,,,,,; set role user_like_role; use rtest; # # Foo has the set rolename identical to the procedure's definer's username. # Foo should not have access to this procedure. # show create procedure sensitive_proc; ERROR 42000: PROCEDURE sensitive_proc does not exist connection default; drop role r1; drop role r2; drop role r3; drop role user_like_role; drop user user1; drop user foo; drop user user_like_role; drop procedure user1_proc; drop procedure user1_proc2; drop procedure sensitive_proc; drop database rtest;