http://blogs.msdn.com/aconrad/archive/2005/09/16/469107.aspxWhile no was looking, we snuck projections into the DataSet in ADO.NET 2.0. While not the full power of projection offered by a typical RDMS query processor like Sql Server, it does provide some interesting functionality. (The sample code here is fromen-USCommunityServer 2.1 SP1 (Build: 61025.2)http://blogs.msdn.com/aconrad/archive/2005/09/16/469107.aspx#2483037Tue, 08 May 2007 19:57:35 GMT91d46819-8472-40ad-a661-2c78acb4018c:2483037b.narasimha reddy<p>can we use this totable() method for typed datasets ?, i tried to use it for typed datasets, it throws an exception. plz mail me if possible at the earliest.</p>