对以"db_1"开头的数据库进行授权
grant all privileges on `db_1%`.* to dp_admin identified by 'password';
grant select on `db_1%`.* to dp_admin identified by 'password';
对以"db_1"开头的数据库进行授权
grant all privileges on `db_1%`.* to dp_admin identified by 'password';
grant select on `db_1%`.* to dp_admin identified by 'password';