http://blogs.msdn.com/b/alexj/archive/2010/01/04/creating-a-data-service-provider-part-1-intro.aspxOne of the the coolest things about Data Services is its provider model. Any data-source can be exposed as an OData Data Service simply by implementing a few interfaces. SharePoint 2010 implements these interfaces to expose list data, and you can tooen-USTelligent Evolution Platform Developer Build (Build: 5.6.50428.7875)http://blogs.msdn.com/b/alexj/archive/2010/01/04/creating-a-data-service-provider-part-1-intro.aspx#10030094Fri, 25 Jun 2010 12:30:00 GMT91d46819-8472-40ad-a661-2c78acb4018c:10030094Xueming DUAN<p>chinese version</p> <p><a rel="nofollow" target="_new" href="http://www.cnblogs.com/tansm/archive/2010/06/10/DSP2.html">www.cnblogs.com/.../DSP2.html</a></p> <div style="clear:both;"></div><img src="http://blogs.msdn.com/aggbug.aspx?PostID=10030094" width="1" height="1">