Description of Accessing Data Using ADO.NET: Part 1 :
Accessing Data Using ADO.NET: Part 1 is a tutorial for the .NET programmers to know about connecting to a database using ADO.NET objects. In this tutorial the author clearly presents the architecture of the ADO.NET with the help of a diagram. This tutorial clearly explains how DataSet object is used to access the records and you can also see the hierarchy of the DataSet class in this tutorial.