LINQ
Linq to JavaScript
https://toidicodedao.com/2015/04/14/ap-dung-linq-trong-javascript-chuyen-nhieu-nguoi-chua-biet/
https://toidicodedao.com/tag/linq/
Linq to SQL
https://msdn.microsoft.com/en-us/library/bb308959.aspx
https://msdn.microsoft.com/en-us/library/bb425822.aspx
https://msdn.microsoft.com/library/308e66ac-f704-4e00-9b4e-7af0045a2374
https://docs.microsoft.com/en-us/dotnet/framework/data/adonet/sql/linq/downloading-sample-databases
