mysql插入表情问题

http://blog.csdn.net/wxc20062006/article/details/19547179
http://blog.csdn.net/xb12369/article/details/47153033
http://www.linuxidc.com/Linux/2015-04/115840.htm
http://www.cnblogs.com/softidea/archive/2016/08/16/5775467.html