Question: Solve Write the relational algebra formula to apply a UNION relational operator to the tables shown in Figure Q3.13. FIGURE Q3.13 THE CHO3_VENDINGCO DATABASE TABLES

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Write the relational algebra formula to apply a UNION relational operator to the tables shown in Figure Q3.13. FIGURE Q3.13 THE CHO3_VENDINGCO DATABASE TABLES Database name: Ch03_VendingCo Table name: BOOTH Table name: MACHINE 4 MACHINE PRODUCT | MACHINE PRICE Chips 1.25 Chocolate Bar 1 Energy Drink 2 Energy Drink

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