MySQL

MySQL 不支持的 SQL 清单如下：

用户和角色

SQL
CREATE USER ‘finley’@‘localhost’ IDENTIFIED BY ‘password’
ALTER USER ‘finley’@‘localhost’ IDENTIFIED BY ‘new_password’
DROP USER ‘finley’@‘localhost’;
CREATE ROLE ‘app_read’
DROP ROLE ‘app_read’
SHOW CREATE USER finley
SET PASSWORD = ‘auth_string’
SET ROLE DEFAULT;

授权

SQL
GRANT ALL ON db1.* TO ‘jeffrey’@‘localhost’
GRANT SELECT ON world.* TO ‘role3’;
GRANT ‘role1’, ‘role2’ TO ‘user1’@‘localhost’
REVOKE INSERT ON . FROM ‘jeffrey’@‘localhost’
REVOKE ‘role1’, ‘role2’ FROM ‘user1’@‘localhost’
REVOKE ALL PRIVILEGES, GRANT OPTION FROM user_or_role
SHOW GRANTS FOR ‘jeffrey’@‘localhost’
SHOW GRANTS FOR CURRENT_USER
FLUSH PRIVILEGES