Consider the advisor? relation shown in Figure 2.8, with s _id? as the primary key of advisor
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Question:
Consider the advisor? relation shown in Figure 2.8, with s _id? as the primary key of advisor . Suppose a student can have more than one advisor. Then, would s_id? still be a primary key of the advisor? relation? If not, what should the primary key of advisor? be?
Reference Figure 2.8:
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Spreadsheet Modeling & Decision Analysis A Practical Introduction to Management Science
ISBN: 978-0324656633
5th edition
Authors: Cliff T. Ragsdale
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