OData | A awesome way to use SharePoint to access external data and surface it inside the platform.
Getting around how the CRUD operations work.
CRUD = Create | Read | Update | Delete
You’ll need to access Central Administration and follow these steps.
*Managed Service Applications
*Business Connectivity Services
-Import | .xml file
[.xml makes it easy to open in Visual Studio and edit.You can use the .bdcm extension as well.]
How do I access this in SharePoint?
Access Add an App and it will be located in the selections! Magic – Presto!!
TechNet | Blog | OData & ECT