ERROR 2002 (HY000): Can't connect to local MySQL server through socket '/var/lib/mysql/mysql.sock'
解决方法： 1：首先确认你在root权限下
[root@localhost tmp]# mysql -u root -p
Enter password:
ERROR 2002 (HY000): Can't connect to local MySQL server through socket '/var/lib/mysql/mysql.sock'
2：确保你的mysql关闭
service mysqld stop
3：将你本身安装目录下的mysql设快捷键到规定的目录下
ln -s /tmp/mysql.sock /var/lib/mysql/mysql.sock
4：重新打开mysql
[root@localhost tmp]# service mysqld start
5：成功mysql -u root -p
