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test_sequence ------ grant/revoke/drop affects a parallel session test ------ show grants for second_user@localhost ; ERROR 42000: There is no such grant defined for user 'second_user' on host 'localhost' create database mysqltest; use mysqltest; use test; grant usage on mysqltest.* to second_user@localhost identified by 'looser' ; grant select on mysqltest.t9 to second_user@localhost identified by 'looser' ; show grants for second_user@localhost ; Grants for second_user@localhost GRANT USAGE ON *.* TO 'second_user'@'localhost' IDENTIFIED BY PASSWORD '*13843FE600B19A81E32AF50D4A6FED25875FF1F3' GRANT SELECT ON `mysqltest`.`t9` TO 'second_user'@'localhost' select current_user(); current_user() second_user@localhost show grants for current_user(); Grants for second_user@localhost GRANT USAGE ON *.* TO 'second_user'@'localhost' IDENTIFIED BY PASSWORD <secret> GRANT SELECT ON `mysqltest`.`t9` TO 'second_user'@'localhost' prepare s_t9 from 'select c1 as my_col from t9 where c1= 1' ; execute s_t9 ; my_col 1 select a as my_col from t1; ERROR 42000: SELECT command denied to user 'second_user'@'localhost' for table 't1' grant select on mysqltest.t1 to second_user@localhost identified by 'looser' ; show grants for second_user@localhost ; Grants for second_user@localhost GRANT USAGE ON *.* TO 'second_user'@'localhost' IDENTIFIED BY PASSWORD '*13843FE600B19A81E32AF50D4A6FED25875FF1F3' GRANT SELECT ON `mysqltest`.`t9` TO 'second_user'@'localhost' GRANT SELECT ON `mysqltest`.`t1` TO 'second_user'@'localhost' drop table mysqltest.t9 ; show grants for second_user@localhost ; Grants for second_user@localhost GRANT USAGE ON *.* TO 'second_user'@'localhost' IDENTIFIED BY PASSWORD '*13843FE600B19A81E32AF50D4A6FED25875FF1F3' GRANT SELECT ON `mysqltest`.`t9` TO 'second_user'@'localhost' GRANT SELECT ON `mysqltest`.`t1` TO 'second_user'@'localhost' show grants for second_user@localhost ; Grants for second_user@localhost GRANT USAGE ON *.* TO 'second_user'@'localhost' IDENTIFIED BY PASSWORD <secret> GRANT SELECT ON `mysqltest`.`t9` TO 'second_user'@'localhost' GRANT SELECT ON `mysqltest`.`t1` TO 'second_user'@'localhost' prepare s_t1 from 'select a as my_col from t1' ; execute s_t1 ; my_col 1 2 3 4 execute s_t9 ; ERROR 42S02: Table 'mysqltest.t9' doesn't exist deallocate prepare s_t9; revoke all privileges on mysqltest.t1 from second_user@localhost; show grants for second_user@localhost ; Grants for second_user@localhost GRANT USAGE ON *.* TO 'second_user'@'localhost' IDENTIFIED BY PASSWORD '*13843FE600B19A81E32AF50D4A6FED25875FF1F3' GRANT SELECT ON `mysqltest`.`t9` TO 'second_user'@'localhost' show grants for second_user@localhost ; Grants for second_user@localhost GRANT USAGE ON *.* TO 'second_user'@'localhost' IDENTIFIED BY PASSWORD <secret> GRANT SELECT ON `mysqltest`.`t9` TO 'second_user'@'localhost' execute s_t1 ; ERROR 42000: SELECT command denied to user 'second_user'@'localhost' for table 't1' revoke all privileges, grant option from second_user@localhost ; show grants for second_user@localhost ; Grants for second_user@localhost GRANT USAGE ON *.* TO 'second_user'@'localhost' IDENTIFIED BY PASSWORD '*13843FE600B19A81E32AF50D4A6FED25875FF1F3' drop user second_user@localhost ; commit ; show grants for second_user@localhost ; ERROR 42000: There is no such grant defined for user 'second_user' on host 'localhost' drop database mysqltest; prepare stmt3 from ' grant all on test.t1 to drop_user@localhost identified by ''looser'' '; grant all on test.t1 to drop_user@localhost identified by 'looser' ; prepare stmt3 from ' revoke all privileges on test.t1 from drop_user@localhost '; revoke all privileges on test.t1 from drop_user@localhost ; prepare stmt3 from ' drop user drop_user@localhost '; drop user drop_user@localhost;