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SHOW GRANTS FOR root@invalid_host;
ERROR 42000: There is no such grant defined for user 'root' on host 'invalid_host'
create user test;
create user foo;
create role foo;
grant foo to test;
connect conn_1, localhost, test,,;
set role foo;
show grants for test;
Grants for test@%
GRANT foo TO 'test'@'%'
GRANT USAGE ON *.* TO 'test'@'%'
show grants for foo;
Grants for foo
GRANT USAGE ON *.* TO 'foo'
show grants for foo@'%';
ERROR 42000: Access denied for user 'test'@'%' to database 'mysql'
connection default;
drop user test, foo;
drop role foo;
create user u1@h identified with 'mysql_native_password' using 'pwd';
ERROR HY000: Password hash should be a 41-digit hexadecimal number
create user u1@h identified with 'mysql_native_password' using password('pwd');
create user u2@h identified with 'mysql_native_password' using '*975B2CD4FF9AE554FE8AD33168FBFC326D2021DD';
create user u3@h identified with 'mysql_native_password';
set password for u3@h = 'pwd';
ERROR HY000: Password hash should be a 41-digit hexadecimal number
set password for u3@h = password('pwd');
create user u4@h identified with 'mysql_native_password';
set password for u4@h = '*975B2CD4FF9AE554FE8AD33168FBFC326D2021DD';
create user u5@h identified with 'mysql_old_password' using 'pwd';
ERROR HY000: Password hash should be a 16-digit hexadecimal number
create user u5@h identified with 'mysql_old_password' using password('pwd');
create user u6@h identified with 'mysql_old_password' using '78a302dd267f6044';
create user u7@h identified with 'mysql_old_password';
set password for u7@h = 'pwd';
ERROR HY000: Password hash should be a 41-digit hexadecimal number
set password for u7@h = old_password('pwd');
create user u8@h identified with 'mysql_old_password';
set password for u8@h = '78a302dd267f6044';
select user,host,plugin,authentication_string from mysql.user where host='h';
User Host plugin authentication_string
u1 h mysql_native_password *975B2CD4FF9AE554FE8AD33168FBFC326D2021DD
u2 h mysql_native_password *975B2CD4FF9AE554FE8AD33168FBFC326D2021DD
u3 h mysql_native_password *975B2CD4FF9AE554FE8AD33168FBFC326D2021DD
u4 h mysql_native_password *975B2CD4FF9AE554FE8AD33168FBFC326D2021DD
u5 h mysql_old_password 78a302dd267f6044
u6 h mysql_old_password 78a302dd267f6044
u7 h mysql_old_password 78a302dd267f6044
u8 h mysql_old_password 78a302dd267f6044
update mysql.global_priv set priv=json_set(priv, '$.authentication_string', 'bad') where user='u1';
update mysql.global_priv set priv=json_set(priv, '$.authentication_string', 'bad') where user='u5';
update mysql.global_priv set priv=json_set(priv, '$.plugin', 'nonexistent') where user='u8';
flush privileges;
Warnings:
Error 1372 Password hash should be a 41-digit hexadecimal number
Error 1372 Password hash should be a 16-digit hexadecimal number
Warning 1524 Plugin 'nonexistent' is not loaded
show create user u1@h;
ERROR 28000: Can't find any matching row in the user table
show create user u2@h;
CREATE USER for u2@h
CREATE USER 'u2'@'h' IDENTIFIED BY PASSWORD '*975B2CD4FF9AE554FE8AD33168FBFC326D2021DD'
show create user u3@h;
CREATE USER for u3@h
CREATE USER 'u3'@'h' IDENTIFIED BY PASSWORD '*975B2CD4FF9AE554FE8AD33168FBFC326D2021DD'
show create user u4@h;
CREATE USER for u4@h
CREATE USER 'u4'@'h' IDENTIFIED BY PASSWORD '*975B2CD4FF9AE554FE8AD33168FBFC326D2021DD'
show create user u5@h;
ERROR 28000: Can't find any matching row in the user table
show create user u6@h;
CREATE USER for u6@h
CREATE USER 'u6'@'h' IDENTIFIED BY PASSWORD '78a302dd267f6044'
show create user u7@h;
CREATE USER for u7@h
CREATE USER 'u7'@'h' IDENTIFIED BY PASSWORD '78a302dd267f6044'
show create user u8@h;
ERROR 28000: Can't find any matching row in the user table
grant select on *.* to u1@h;
ERROR 28000: Can't find any matching row in the user table
grant select on *.* to u2@h;
grant select on *.* to u3@h;
grant select on *.* to u4@h;
grant select on *.* to u5@h;
ERROR 28000: Can't find any matching row in the user table
grant select on *.* to u6@h;
grant select on *.* to u7@h;
grant select on *.* to u8@h;
ERROR 28000: Can't find any matching row in the user table
select user,select_priv,plugin,authentication_string from mysql.user where user like 'u_';
User Select_priv plugin authentication_string
u1 N mysql_native_password bad
u2 Y mysql_native_password *975B2CD4FF9AE554FE8AD33168FBFC326D2021DD
u3 Y mysql_native_password *975B2CD4FF9AE554FE8AD33168FBFC326D2021DD
u4 Y mysql_native_password *975B2CD4FF9AE554FE8AD33168FBFC326D2021DD
u5 N mysql_old_password bad
u6 Y mysql_old_password 78a302dd267f6044
u7 Y mysql_old_password 78a302dd267f6044
u8 N nonexistent 78a302dd267f6044
drop user u1@h, u2@h, u3@h, u4@h, u5@h, u6@h, u7@h, u8@h;
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