This video demonstrates the new ADO.NET entity designer, as you will see it is now possible to visually map the insert, update, and delete stored procedures for entity types. Additionally, support for function imports allows the mapping of query stored procedures that return primitive types as well as collections of entity types.
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http://download.microsoft.com/download/e/0/f/e0f2ec64-d521-4178-88c1-15080be8d6d2/WinVideo-SprocsDemo.wmv