A.set password for root@'localhost'=password('123');
B.update mysql.user set password=password('123') where user='root' and host='localhost';
C.select password for root@'localhost'=password('123');
D.create user root@'localhost' identified by'123';
A.错误日志
B.查询日志
C.二进制日志
D.事务日志