https://msdn.microsoft.com/en-us/data/aa937723.aspx
https://msdn.microsoft.com/en-us/library/bb399572.aspx
http://www.linqpad.net/
https://msdn.microsoft.com/en-us/data/aa937723.aspx
https://msdn.microsoft.com/en-us/library/bb399572.aspx
http://www.linqpad.net/