[root@localhost lib]# mysqladmin -uroot password '123456'
[root@localhost lib]# mysql -uroot -p --登录数据库
Enter password:
Welcome to the MySQL monitor. Commands end with ; or /g.
Your MySQL connection id is 3 to server version: 4.1.11
Type 'help;' or '/h' for help. Type '/c' to clear the buffe