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You develop a Microsoft SQL Server 2012 server database that supports an application. The application contains a table that has the following definition:
CREATE TABLE Inventory
(ItemID int NOT NULL PRIMARY KEY,
ItemsInStore int NOT NULL,
ItemsInWarehouse int NOT NULL)
You need to create a computed column that returns the sum total of the ItemsInStore and ItemsInWarehouse values for each row. Which Transact-SQL statement should you use?
A. ALTER TABLE InventoryADD TotalItems AS ItemsInStore + ItemsInWarehouse
B. ALTER TABLE InventoryADD ItemsInStore – ItemsInWarehouse = TotalItems
C. ALTER TABLE InventoryADD TotalItems = ItemsInStore + ItemsInWarehouse
D. ALTER TABLE InventoryADD TotalItems AS SUM(ItemsInStore, ItemslnWarehouse);