SharePoint 2013 BCS

http://liandove.blog.51cto.com/176335/1247410

http://liandove.blog.51cto.com/176335/1249339

http://liandove.blog.51cto.com/176335/1259534

处理问题：访问已被业务数据连接拒绝。

http://blog.csdn.net/duanchuanttao/article/details/7721678