dbo.ufnGetStock - Source code

CREATE FUNCTION [dbo].[ufnGetStock](@ProductID [int])
RETURNS [int]
AS
-- Returns the stock level for the product. This function is used internally only
BEGIN
DECLARE @ret int;

SELECT @ret = SUM(p.[Quantity])
FROM [Production].[ProductInventory] p
WHERE p.[ProductID] = @ProductID
AND p.[LocationID] = '6'; -- Only look at inventory in the misc storage

IF (@ret IS NULL)
SET @ret = 0

RETURN @ret
END;

EXEC [sys].[sp_addextendedproperty] N'MS_Description', N'Scalar function returning the quantity of inventory in LocationID 6 (Miscellaneous Storage)for a specified ProductID.', N'SCHEMA', [dbo], N'FUNCTION', [ufnGetStock], NULL, NULL;
EXEC [sys].[sp_addextendedproperty] N'MS_Description', N'Input parameter for the scalar function ufnGetStock. Enter a valid ProductID from the Production.ProductInventory table.', N'SCHEMA', [dbo], N'FUNCTION', [ufnGetStock], N'PARAMETER', '@ProductID';

Document was prepared on: Thursday, April 05, 2007