CMPTR
3rd Edition
ISBN: 9781337681872
Author: PINARD
Publisher: Cengage
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How is a foreign key different from a primary key?
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Explain the difference between Primary Key and Foreign Key , give example
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- What is alternate, artificial, compound and natural key?arrow_forwardWhat are the differences between primary key, candidate key, and superkey?arrow_forwardSecond normal form (2NF) states which of the following? All fields must contain single values only. Part of the primary key may not determine a non-key field. A non-key field may not determine a non-key field. In an all-key table, part of the key can determine multiple values of, at most, one other field.arrow_forward
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