Download ADO.NET Data Services Update for .NET Framework 3.5 SP1 for Windows Server 2003, Windows XP, Windows Vista and Windows Server 2008 from Official Microsoft Download Center

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ADO.NET Data Services Update for .NET Framework 3.5 SP1 for Windows Server 2003, Windows XP, Windows Vista and Windows Server 2008

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The ADO.NET Data Services framework consists of patterns and libraries that enable the creation and consumption of REST-based data services for the web. This update to the Microsoft .NET Framework 3.5 SP1 provides additional features which extend the functionality provided in version 1.0 of the ADO.NET Data Services framework.