Handling Multiple Result (Shapes) from SPROCs

Handling Multiple Result Shapes from SPROCs

        [Function(Name = "spGetWebAccount")]
        [ResultType(typeof(Client))]
        [ResultType(typeof(User))]
        [ResultType(typeof(UA_User))]
        public IMultipleResults spGetWebAccount(System.Nullable<Int64> ClientID, System.Nullable<Int64> UserID)
        {
            IExecuteResult result = this.ExecuteMethodCall(this,
                ((MethodInfo)(MethodInfo.GetCurrentMethod())),
                ClientID, UserID);

            return (IMultipleResults)result.ReturnValue;
        }

Source : http://weblogs.asp.net/scottgu/archive/2007/08/16/linq-to-sql-part-6-retrieving-data-using-stored-procedures.aspx