

LINQ to SQL includes new support for the new date and file stream capabilities in SQL Server 2008.The Entity Data Source provides a traditional data source experience for ASP.NET application builders who want to work with the Entity Framework. The graph serialization work helps developers who want to build Windows Communication Foundation (WCF) services that model full graphs as data contracts. With this release, the Entity Framework supports the new date and file stream capabilities in SQL Server 2008. The Entity Framework introduces some additional features, including support for new SQL Server 2008 types, default graph serialization of Entities, and the Entity Data Source. For more information see Getting Started with the Entity Framework. The Entity Framework allows developers to program against relational databases in terms of application-specific domain models instead of the underlying database models. The Entity Framework is an evolution of the existing suite of ADO.NET data access technologies.


Core improvements to the common language runtime that include better layout of.For more information, see What’s New in ASP.NET and Web Development. ASP.NET Dynamic Data, which provides a rich scaffolding framework that allows rapid data driven development without writing code, and a new addition to ASP.NET AJAX that provides support for managing browser history (back button support).NET Framework version 3.5 Service Pack 1 provides the following new features and improvements:
