I normally do not use DataSet and prefer Objects instead generated by the ORM frameworks, but recently I had to produce a ASP.NET page that displayed a list of records from multiple DataTables. Lets look at a similar example. Lets assume we consume this DataSet which has two DataTables "Agent" and "RealEstateProperty". The task is to display, what properties belongs to which agent, in a GridView. There are different ways to accomplish this task, lets look at them one by one. Method