Question
9.62 The E-R diagram you developed in questions in the Petrie Electronics case at the end of Chapter 8 should have shown minimum cardinalities on
9.62 The E-R diagram you developed in questions in the Petrie Electronics case at the end of Chapter 8 should have shown minimum cardinalities on both ends of each relationship. Are minimum cardinalities represented in some way in the relations in your answer to Case Question 9-61? If not, how are minimum cardinalities enforced in the database?
Step by Step Solution
There are 3 Steps involved in it
Step: 1
Get Instant Access to Expert-Tailored Solutions
See step-by-step solutions with expert insights and AI powered tools for academic success
Step: 2
Step: 3
Ace Your Homework with AI
Get the answers you need in no time with our AI-driven, step-by-step assistance
Get Started
Marketing Hospitality
Authors: Cathy H C Hsu, Tom Powers, Thomas F Powers
3rd Edition
0471348856, 9780471348856
