When a student has not chosen a major at a university, the university often enters a value

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When a student has not chosen a major at a university, the university often enters a value of "Undecided" for the major field. Is "Undecided" a way to represent the null value? Should it be used as a default value? Justify your answer carefully.

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Modern Database Management

ISBN: 978-0133544619

12th edition

Authors: Jeff Hoffer, Ramesh Venkataraman, Heikki Topi

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Question Posted: Dec 20, 2015 02:40 AM

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When a student has not chosen a major at a university, the university often enters a value

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Since every student who hasnt explicitly declared a m...View the full answer

Modern Database Management

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