dbo.ufnGetProductDealerPrice

AdventureWorks

- AdventureWorks

Documentation	AdventureWorks
Schema	dbo
Name	ufnGetProductDealerPrice
Module	Products

Scalar function returning the dealer price for a given product on a particular order date.

Input/Output

	Mode	Name	Data type	Description
1	OUT	Returns	money
2	IN	ProductID	int	Input parameter for the scalar function ufnGetProductDealerPrice. Enter a valid ProductID from the Production.Product table.
Input parameter for the scalar function ufnGetProductDealerPrice. Enter a valid ProductID from the Production.Product table.
3	IN	OrderDate	datetime	Input parameter for the scalar function ufnGetProductDealerPrice. Enter a valid order date.
Input parameter for the scalar function ufnGetProductDealerPrice. Enter a valid order date.

Uses

Name
dbo.ufnGetProductDealerPrice
Production.Product
Production.ProductListPriceHistory

Script

CREATE FUNCTION [ufnGetProductDealerPrice](@ProductID [int], @OrderDate [datetime]) RETURNS [money] AS -- Returns the dealer price for the product on a specific date. BEGIN DECLARE @DealerPrice money; DECLARE @DealerDiscount money; SET @DealerDiscount = 0.60 -- 60% of list price SELECT @DealerPrice = plph.[ListPrice] * @DealerDiscount 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 @DealerPrice; END;

CREATE FUNCTION [ufnGetProductDealerPrice](@ProductID [int], @OrderDate [datetime])
RETURNS [money] 
AS 
-- Returns the dealer price for the product on a specific date.
BEGIN
    DECLARE @DealerPrice money;
    DECLARE @DealerDiscount money;

    SET @DealerDiscount = 0.60  -- 60% of list price

    SELECT @DealerPrice = plph.[ListPrice] * @DealerDiscount 
    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 @DealerPrice;
END;

Exported: 2019-02-04 23:13, Last imported: 2018-03-07 11:56