A database about magazine subscribers typically contains a list of subscribers to each magazine but does not contain a list of those who do not subscribe. How then does such a database determine that a person does not subscribe to a particular magazine?
A database about magazine subscribers typically contains a list of subscribers to each magazine but does not contain a list of those who do not subscribe. How then does such a database determine that a person does not subscribe to a particular magazine?
Chapter1: Overview Of Database Concepts
Section: Chapter Questions
Problem 5HOA: Access path A database table is composed of records and fields hold data. Data is stored in records....
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