Configure your data source to support local and/or server operations. 

It supports both local (client-side) operations, as well as remote (server-side) operations, based on how you set it up.
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It can consume data from any of the following sources: oData, WCF, RESTful Domain Data Sources, JSON, XML (with and without namespaces), local arrays, even pre-existing static HTML tables!
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Support for many of the data sources used in jQuery development. 
Access your data scenarios in other solutions. 

It can be consumed by your own application script to handle your own data access scenarios in mashups and other solutions.
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WebAPI/REST Support

The Data Source includes support for the WebAPI framework from Microsoft, which is included in Visual Studio 2012 and ASP.NET MVC 4. WebAPI helps you build applications that can reach a broad range of clients (desktop, mobile, and tablet) in a RESTful manner.
 

jQuery DataSource WebAPI Rest Support