方法1:在Linux终端设置或修改密码
[root@localhost ~]# mysqladmin -u root password '123456' [root@localhost ~]# mysqladmin -uroot -p'123456' password 'xxxxx'
方法2:在MySQL中设置或修改密码
mysql> set password=password('123456');
mysql> update mysql.user set password=password('123456') where user='root'; mysql> flush privileges;