Page History: dbo ufnGetProductListPrice (function)
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Page Revision: 2010/01/09 17:51
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| function | dbo.ufnGetProductListPrice |
| Description | Scalar function returning the list price for a given product on a particular order date. |
CREATE FUNCTION [dbo].[ufnGetProductListPrice](@ProductID [int], @OrderDate [datetime])
RETURNS [money]
AS
BEGIN
DECLARE @ListPrice money;
SELECT @ListPrice = plph.[ListPrice]
FROM [Production].[Product] p
INNER JOIN [Production].[ProductListPriceHistory] plph
ON p.[ProductID] = plph.[ProductID]
AND p.[ProductID] = @ProductID
AND @OrderDate BETWEEN plph.[StartDate] AND COALESCE(plph.[EndDate], CONVERT(datetime, '99991231', 112)); -- Make sure we get all the prices!
RETURN @ListPrice;
END;