create role r1;
create role r2;
create role r3;
create role r4;
create user u1;
grant r2 to r1;
grant r3 to r2;
grant r4 to r3;
grant r1 to u1;
grant r4 to r1;
show grants for u1;
Grants for u1@%
GRANT USAGE ON *.* TO 'u1'@'%'
GRANT r1 TO 'u1'@'%'
show grants for r1;
Grants for r1
GRANT USAGE ON *.* TO 'r1'
GRANT USAGE ON *.* TO 'r2'
GRANT USAGE ON *.* TO 'r3'
GRANT USAGE ON *.* TO 'r4'
GRANT r2 TO 'r1'
GRANT r3 TO 'r2'
GRANT r4 TO 'r1'
GRANT r4 TO 'r3'
grant SELECT on *.* to u1;
grant INSERT on mysql.* to r1;
grant DELETE on mysql.roles_mapping to r2;
grant UPDATE on mysql.user to r3;
create function mysql.test_func (s CHAR(20))
returns CHAR(50) DETERMINISTIC
return concat('Test string: ',s);
create procedure mysql.test_proc (OUT param1 INT)
begin
select COUNT(*) into param1 from mysql.roles_mapping;
end|
grant execute on function mysql.test_func to r2;
grant execute on procedure mysql.test_proc to r3;
grant execute on mysql.* to r4;
show grants for r1;
Grants for r1
GRANT DELETE ON `mysql`.`roles_mapping` TO 'r2'
GRANT EXECUTE ON FUNCTION `mysql`.`test_func` TO 'r2'
GRANT EXECUTE ON PROCEDURE `mysql`.`test_proc` TO 'r3'
GRANT EXECUTE ON `mysql`.* TO 'r4'
GRANT INSERT ON `mysql`.* TO 'r1'
GRANT UPDATE ON `mysql`.`user` TO 'r3'
GRANT USAGE ON *.* TO 'r1'
GRANT USAGE ON *.* TO 'r2'
GRANT USAGE ON *.* TO 'r3'
GRANT USAGE ON *.* TO 'r4'
GRANT r2 TO 'r1'
GRANT r3 TO 'r2'
GRANT r4 TO 'r1'
GRANT r4 TO 'r3'
show grants for r2;
Grants for r2
GRANT DELETE ON `mysql`.`roles_mapping` TO 'r2'
GRANT EXECUTE ON FUNCTION `mysql`.`test_func` TO 'r2'
GRANT EXECUTE ON PROCEDURE `mysql`.`test_proc` TO 'r3'
GRANT EXECUTE ON `mysql`.* TO 'r4'
GRANT UPDATE ON `mysql`.`user` TO 'r3'
GRANT USAGE ON *.* TO 'r2'
GRANT USAGE ON *.* TO 'r3'
GRANT USAGE ON *.* TO 'r4'
GRANT r3 TO 'r2'
GRANT r4 TO 'r3'
show grants for r3;
Grants for r3
GRANT EXECUTE ON PROCEDURE `mysql`.`test_proc` TO 'r3'
GRANT EXECUTE ON `mysql`.* TO 'r4'
GRANT UPDATE ON `mysql`.`user` TO 'r3'
GRANT USAGE ON *.* TO 'r3'
GRANT USAGE ON *.* TO 'r4'
GRANT r4 TO 'r3'
show grants for r4;
Grants for r4
GRANT EXECUTE ON `mysql`.* TO 'r4'
GRANT USAGE ON *.* TO 'r4'
revoke all privileges, grant option from r4;
show grants for r1;
Grants for r1
GRANT DELETE ON `mysql`.`roles_mapping` TO 'r2'
GRANT EXECUTE ON FUNCTION `mysql`.`test_func` TO 'r2'
GRANT EXECUTE ON PROCEDURE `mysql`.`test_proc` TO 'r3'
GRANT INSERT ON `mysql`.* TO 'r1'
GRANT UPDATE ON `mysql`.`user` TO 'r3'
GRANT USAGE ON *.* TO 'r1'
GRANT USAGE ON *.* TO 'r2'
GRANT USAGE ON *.* TO 'r3'
GRANT USAGE ON *.* TO 'r4'
GRANT r2 TO 'r1'
GRANT r3 TO 'r2'
GRANT r4 TO 'r1'
GRANT r4 TO 'r3'
show grants for r2;
Grants for r2
GRANT DELETE ON `mysql`.`roles_mapping` TO 'r2'
GRANT EXECUTE ON FUNCTION `mysql`.`test_func` TO 'r2'
GRANT EXECUTE ON PROCEDURE `mysql`.`test_proc` TO 'r3'
GRANT UPDATE ON `mysql`.`user` TO 'r3'
GRANT USAGE ON *.* TO 'r2'
GRANT USAGE ON *.* TO 'r3'
GRANT USAGE ON *.* TO 'r4'
GRANT r3 TO 'r2'
GRANT r4 TO 'r3'
show grants for r3;
Grants for r3
GRANT EXECUTE ON PROCEDURE `mysql`.`test_proc` TO 'r3'
GRANT UPDATE ON `mysql`.`user` TO 'r3'
GRANT USAGE ON *.* TO 'r3'
GRANT USAGE ON *.* TO 'r4'
GRANT r4 TO 'r3'
show grants for r4;
Grants for r4
GRANT USAGE ON *.* TO 'r4'
revoke all privileges, grant option from r3;
show grants for r1;
Grants for r1
GRANT DELETE ON `mysql`.`roles_mapping` TO 'r2'
GRANT EXECUTE ON FUNCTION `mysql`.`test_func` TO 'r2'
GRANT INSERT ON `mysql`.* TO 'r1'
GRANT USAGE ON *.* TO 'r1'
GRANT USAGE ON *.* TO 'r2'
GRANT USAGE ON *.* TO 'r3'
GRANT USAGE ON *.* TO 'r4'
GRANT r2 TO 'r1'
GRANT r3 TO 'r2'
GRANT r4 TO 'r1'
show grants for r2;
Grants for r2
GRANT DELETE ON `mysql`.`roles_mapping` TO 'r2'
GRANT EXECUTE ON FUNCTION `mysql`.`test_func` TO 'r2'
GRANT USAGE ON *.* TO 'r2'
GRANT USAGE ON *.* TO 'r3'
GRANT r3 TO 'r2'
show grants for r3;
Grants for r3
GRANT USAGE ON *.* TO 'r3'
show grants for r4;
Grants for r4
GRANT USAGE ON *.* TO 'r4'
revoke all privileges, grant option from r2;
show grants for r1;
Grants for r1
GRANT INSERT ON `mysql`.* TO 'r1'
GRANT USAGE ON *.* TO 'r1'
GRANT USAGE ON *.* TO 'r2'
GRANT USAGE ON *.* TO 'r4'
GRANT r2 TO 'r1'
GRANT r4 TO 'r1'
show grants for r2;
Grants for r2
GRANT USAGE ON *.* TO 'r2'
show grants for r3;
Grants for r3
GRANT USAGE ON *.* TO 'r3'
show grants for r4;
Grants for r4
GRANT USAGE ON *.* TO 'r4'
revoke all privileges, grant option from r1;
show grants for r1;
Grants for r1
GRANT USAGE ON *.* TO 'r1'
show grants for r2;
Grants for r2
GRANT USAGE ON *.* TO 'r2'
show grants for r3;
Grants for r3
GRANT USAGE ON *.* TO 'r3'
show grants for r4;
Grants for r4
GRANT USAGE ON *.* TO 'r4'
revoke all privileges, grant option from u1;
show grants for u1;
Grants for u1@%
GRANT USAGE ON *.* TO 'u1'@'%'
drop function mysql.test_func;
drop procedure mysql.test_proc;
show grants for r1;
Grants for r1
GRANT USAGE ON *.* TO 'r1'
drop role r1, r2, r3, r4;
drop user u1;
