Page History: dbo ufnGetProductStandardCost (function)
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Page Revision: 2010/01/09 18:07
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| function | dbo.ufnGetProductStandardCost |
| Description | Scalar function returning the standard cost for a given product on a particular order date. |
CREATE FUNCTION [dbo].[ufnGetProductStandardCost](@ProductID [int], @OrderDate [datetime])
RETURNS [money]
AS
-- Returns the standard cost for the product on a specific date.
BEGIN
DECLARE @StandardCost money;
SELECT @StandardCost = pch.[StandardCost]
FROM [Production].[Product] p
INNER JOIN [Production].[ProductCostHistory] pch
ON p.[ProductID] = pch.[ProductID]
AND p.[ProductID] = @ProductID
AND @OrderDate BETWEEN pch.[StartDate] AND COALESCE(pch.[EndDate], CONVERT(datetime, '99991231', 112)); -- Make sure we get all the prices!
RETURN @StandardCost;
END;