Database Systems: Design, Implementation, & Management
11th Edition
ISBN: 9781285196145
Author: Steven, Steven Morris, Carlos Coronel, Carlos, Coronel, Carlos; Morris, Carlos Coronel and Steven Morris, Carlos Coronel; Steven Morris, Steven Morris; Carlos Coronel
Publisher: Cengage Learning
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Chapter 9, Problem 6RQ
What is the minimal data rule in conceptual design? Why is it important?
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Database Systems: Design, Implementation, & Management
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- How does the distinction between the independence of the data and the independence of the structure reveal itself?arrow_forwardWhat is the difference between a conceptual data flow diagram and a real data flow diagram?arrow_forwardTo ensure that your model has all of the information it needs, what can you do?What are the advantages of using data modelling approaches for problem statements?arrow_forward
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