仅测试一下，尝试添加连接： msdn.microsoft.com/en-us/library/ms171887.aspx

Just to test, try adding the connection thus : msdn.microsoft.com/en-us/library/ms171887.aspx

单击值字段中的省略号（...）按钮以打开连接属性对话框以构建连接字符串

" Click the ellipses (...) button in the Value field to open the Connection Properties dialog box to build your connection string "

有魔术