Write the relational algebra formula to apply a UNION relational operator to the tables shown in Figure

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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:

Database name: Ch03_VendingCo Table name: MACHINE MACHINE_PRODUCT MACHINE_PRICE Table name: BOOTH BOOTH PRODUCT BOOTH PR

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Database Systems Design Implementation and Management

ISBN: 978-1337627900

13th edition

Authors: Carlos Coronel, Steven Morris

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Question Posted: Dec 19, 2018 05:46 AM

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Write the relational algebra formula to apply a UNION relational operator to the tables shown in Figure

Question:

Database name: Ch03_VendingCo Table name: MACHINE MACHINE_PRODUCT MACHINE_PRICE Table name: BOOTH BOOTH PRODUCT BOOTH PRICE 1.5 1.25 1.25 Chips Chocolate Bar Chips Cola Energy Drink Energy Drink

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Database Systems Design Implementation and Management

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