ADO.NET EFx beta3 and Designer Tools CTP

1-> ADO.NET Entiry Framework Bet3http://www.microsoft.com/downloads/details.aspx?FamilyId=15DB9989-1621-444D-9B18-D1A04A21B519&displaylang=en 2-> ADO.Net Entity Framework Tools Dec 07 Community Technology Previewhttp://www.microsoft.com/downloads/details.aspx?FamilyId=D8AE4404-8E05-41FC-94C8-C73D9E238F82&displaylang=en 3-> Visual Studio XML Editor QEFhttp://go.microsoft.com/fwlink/?LinkID=104985 RefMicrosoft Simplifies Data-Centric Development in Heterogeneous IT Environmentshttp://www.microsoft.com/presspass/press/2007/dec07/12-06EntityBeta3PR.mspx Entity Framework Beta 3 – Breaking Changeshttp://blogs.msdn.com/adonet/pages/breaking-changes-entity-framework-beta-3.aspx ADO.NET Entity Framework Beta 3 Documenthttp://msdn2.microsoft.com/en-us/library/bb739441(VS.90).aspx Running the Entity Framework Beta 3 Samples http://www.codeplex.com/adonetsamples/ DP MSDN Homepagehttp://msdn2.microsoft.com/zh-cn/data/default(en-us).aspx