public EntityParameterCollection Parameters {get;}
Parameters that are passed to stored procedures, table functions, Web Services or .NET Assembly methods. Clicking in the drop-down will bring up a menu. For more information see Stored Procedures and Web Services & .NET Assemblies.
Parameter values are passed in the order in which they are listed in the data object. It is critical to ensure that the order is correct.
public EntityParameterCollection Parameters {get;}