mysql> create table `pk`.`fei` (`id` tinyint(3) not null auto_increment primary key comment'aa',`name` varchar(20) character set utf8 not null comment'bb');
mysql> insert into `pk`.`fei` (`id`,`name`) values (null,'test'),(null,'帕纳广阔');
mysql> grant all on *.* to root@localhost identified by '123456' with grant option;