L anguage In tegration Q uery: The way to Map Object with Relation. OOP is quite popular and due to its advantage but when we think about the Database driven application again we need to write repeated and massive code for application the same action Add, Delete and update for all the table of database. Now in a LINQ the DataContext is take care of all the manipulation of relation. We can map Student table with Student Class. Take a case study example. Project: Test Select, Insert, Update, and Delete action in LINQ Request: Dot net Framework 3.0/3.5, Patched of LINQ, Knowledge of OOP, ASP.NET and C# and VS 2005 IDE.