Acme.Northwind.EFDAL.NorthwindEntities.SalesbyYear C# (CSharp) Method

		public IEnumerable<SalesbyYear> SalesbyYear(DateTime? beginningDate, DateTime? endingDate)
		{
			ObjectParameter beginningDateParameter = null;
			if (beginningDate != null) { beginningDateParameter = new ObjectParameter("Beginning_Date", beginningDate); }
			else { beginningDateParameter = new ObjectParameter("Beginning_Date", typeof(DateTime?)); }
			ObjectParameter endingDateParameter = null;
			if (endingDate != null) { endingDateParameter = new ObjectParameter("Ending_Date", endingDate); }
			else { endingDateParameter = new ObjectParameter("Ending_Date", typeof(DateTime?)); }
			var retval = base.ExecuteFunction<SalesbyYear>("Sales by Year", beginningDateParameter, endingDateParameter).ToList();
			return retval;
		}