Q. Suppose that all the customers of a particular business live in states for which city name is unique. Given the following description for customer data:
CUST-ID, CUST-NAME, STREET, CITY, STATE, PHONE)
(a) List the most likely key for the primary key.
(b) List all the candidate keys and alternate keys.
Answer :-
(a) CUST-ID
(b) CITY
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