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Chapter 8: Relations

Chapter 8: Relations

pp. 385-438

Authors

David Liben-Nowell, Carleton College, Minnesota
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Summary

Imagine writing a program to implement a student registration system at acollege or university. When a student is registering for classes,you’ll need to be able to answer questions of the form “isAlice eligible to be added to the roster for Price Theory?” to decidewhether to allow her to click to add that particular course. To do so,you’ll need to know Price Theory’s prerequisites: what classesmust you have already passed before you can take Price Theory?

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