select host,db,user from mysql.db where user like 'mysqltest_%' order by host,db,user;
host db user
% test mysqltest_1
select host,db,user,table_name from mysql.tables_priv where user like 'mysqltest_%' order by host,db,user,table_name;
host db user table_name
% test mysqltest_1 t1
% test mysqltest_1 t2
select host,db,user,table_name,column_name from mysql.columns_priv where user like 'mysqltest_%' order by host,db,user,table_name,column_name;
host db user table_name column_name
% test mysqltest_1 t2 c2
show grants for 'mysqltest_1';
Grants for mysqltest_1@%
GRANT SELECT ON *.* TO 'mysqltest_1'@'%' IDENTIFIED BY PASSWORD '*BD447CBA355AF58578D3AE33BA2E2CD388BA08D1'
GRANT INSERT ON "test".* TO 'mysqltest_1'@'%'
GRANT UPDATE (c2) ON "test"."t2" TO 'mysqltest_1'@'%'
GRANT UPDATE ON "test"."t1" TO 'mysqltest_1'@'%'
drop user 'mysqltest_1', 'mysqltest_3';
drop table t1, t2;
insert into mysql.db set user='mysqltest_1', db='%', host='%';
flush privileges;
show grants for 'mysqltest_1';
ERROR 42000: There is no such grant defined for user 'mysqltest_1' on host '%'
revoke all privileges, grant option from 'mysqltest_1';
ERROR HY000: Can't revoke all privileges, grant for one or more of the requested users
drop user 'mysqltest_1';
select host,db,user from mysql.db where user = 'mysqltest_1' order by host,db,user;
host db user
insert into mysql.tables_priv set host='%', db='test', user='mysqltest_1', table_name='t1';
flush privileges;
show grants for 'mysqltest_1';
ERROR 42000: There is no such grant defined for user 'mysqltest_1' on host '%'
drop user 'mysqltest_1';
select host,db,user,table_name from mysql.tables_priv where user = 'mysqltest_1' order by host,db,user,table_name;
host db user table_name
insert into mysql.columns_priv set host='%', db='test', user='mysqltest_1', table_name='t1', column_name='c1';
flush privileges;
show grants for 'mysqltest_1';
ERROR 42000: There is no such grant defined for user 'mysqltest_1' on host '%'
drop user 'mysqltest_1';
select host,db,user,table_name,column_name from mysql.columns_priv where user = 'mysqltest_1' order by host,db,user,table_name,column_name;
host db user table_name column_name
create user 'mysqltest_1', 'mysqltest_2', 'mysqltest_3';
drop user 'mysqltest_1', 'mysqltest_2', 'mysqltest_3';
create user 'mysqltest_1', 'mysqltest_2' identified by 'Mysqltest-2', 'mysqltest_3' identified by password 'fffffffffffffffffffffffffffffffffffffffff';
rename user 'mysqltest_1' to 'mysqltest_1a', 'mysqltest_2' TO 'mysqltest_2a', 'mysqltest_3' TO 'mysqltest_3a';
drop user 'mysqltest_1', 'mysqltest_2', 'mysqltest_3';
ERROR HY000: Operation DROP USER failed for 3 of the requested users
drop user 'mysqltest_1a', 'mysqltest_2a', 'mysqltest_3a';
create user 'mysqltest_1', 'mysqltest_2', 'mysqltest_3';
create user 'mysqltest_1a', 'mysqltest_2', 'mysqltest_3a';
ERROR HY000: Operation CREATE USER failed for 1 of the requested users
rename user 'mysqltest_1a' to 'mysqltest_1b', 'mysqltest_2a' TO 'mysqltest_2b', 'mysqltest_3a' TO 'mysqltest_3b';
ERROR HY000: Operation RENAME USER failed for 1 of the requested users
drop user 'mysqltest_1', 'mysqltest_2', 'mysqltest_3';
drop user 'mysqltest_1b', 'mysqltest_2b', 'mysqltest_3b';
ERROR HY000: Operation DROP USER failed for 1 of the requested users
create user 'mysqltest_2' identified by 'Mysqltest-2';
drop user 'mysqltest_2' identified by 'Mysqltest-2';
ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'identified by 'Mysqltest-2'' at line 1
create user '%@b'@'b';
show grants for '%@b'@'b';
Grants for %@b@b
GRANT USAGE ON *.* TO '%@b'@'b'
grant select on mysql.* to '%@b'@'b';
show grants for '%@b'@'b';
Grants for %@b@b
GRANT USAGE ON *.* TO '%@b'@'b'
GRANT SELECT ON "mysql".* TO '%@b'@'b'
rename user '%@b'@'b' to '%@a'@'a';
show grants for '%@b'@'b';
ERROR 42000: There is no such grant defined for user '%@b' on host 'b'
show grants for '%@a'@'a';
Grants for %@a@a
GRANT USAGE ON *.* TO '%@a'@'a'
GRANT SELECT ON "mysql".* TO '%@a'@'a'
drop user '%@a'@'a';
create user mysqltest_2@localhost;
grant usage on *.* to mysqltest_2@localhost with grant option;
select host,user,password from mysql.user order by host,user,password;
ERROR 42000: Access denied for user 'mysqltest_2'@'localhost' to database 'mysql'
create user mysqltest_A@'%';
rename user mysqltest_A@'%' to mysqltest_B@'%';
drop user mysqltest_B@'%';
drop user mysqltest_2@localhost;
create user mysqltest_3@localhost;
grant all privileges on mysql.* to mysqltest_3@localhost;
select host,user,password from mysql.user order by host,user,password;