ubuntu 12.04安装mysql5.6
参照
http://www.4tm.biz/blog/2013/mysql-5-6-on-ubuntu-12-04-lts.html
安装一路ok，最后运行myql 命令的时候却出现：
Can't connect to local MySQL server through socket '/var/run/mysqld/mysqld.sock' (2)错误
需要修改/etc/my.cnf即可
socket = /var/run/mysqld/mysqld.sock
更详细到一个安装：
http://my.oschina.net/winHerson/blog/112309
