Consider all three tables together, how many primary keys AWS contains? 13. How many foreign keys AWS
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Consider all three tables together, how many primary keys AWS contains?
13. How many foreign keys AWS has in total?
14. Which table(s) contain a foreign key?
15. Suppose ‘ON UPDATE CASCADE’ is included in a foreign key constraint of AWS. Explain its actual meaning and implication in AWS.
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ISBN: 978-1337614689
9th edition
Authors: James M. Wahlen, Stephen P. Baginski, Mark Bradshaw
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