“The purpose of this paper is to provide a concentrated, yet pragmatic, overview of ADO.NET by highlighting the performance and usability benefits of using ADO.NET with Microsoft SQL Server 2000. The intended audience is architects and developers who are familiar with ADO and are interested in learning about data access in the Microsoft .NET Framework.” Read the article at MSDN. “When developing the design-time architecture for the .NET Framework, Microsoft chose to use source code as the persistence mechanism for user code rather than a binary or other private solution. Code persistence allows users to learn from the code that the Designer outputs as well as be able to easily build projects outside of the Visual Studio .NET environment if desired. It also allows understandable and accessible customization for advanced scenarios and components.” Read the article at MSDN.