教程:
http://dev.mysql.com/doc/refman/5.1/zh/client-side-scripts.html
资料:
行转列:http://blog.csdn.net/zhoushengchao/article/details/7321688
教程:
http://dev.mysql.com/doc/refman/5.1/zh/client-side-scripts.html
资料:
行转列:http://blog.csdn.net/zhoushengchao/article/details/7321688