Engineering, 10.03.2020 00:02 AngelyAce

Assume that each item has a different discount. The Total_price refers to one item, Odate is the date on which the order was placed, and the Total_amount is the amount of the order. If we apply a natural join on the relations ORDER_ITEM and ORDER in this database, what does the resulting relation schema RES look like?

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Assume that each item has a different discount. The Total_price refers to one item, Odate is the dat...