Copyright © 2004 Pearson Education, Inc.. Chapter 12 Practice Database Design Methodology and Use...
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Transcript of Copyright © 2004 Pearson Education, Inc.. Chapter 12 Practice Database Design Methodology and Use...
Copyright © 2004 Pearson Education, Inc.
Copyright © 2004 Pearson Education, Inc.
Chapter 12
Practice Database Design Methodology and Use of
UML Diagrams
Slide 12-3Elmasri and Navathe, Fundamentals of Database Systems, Fourth Edition
Copyright © 2004 Pearson Education, Inc.
FIGURE 12.1Phases of database design and implementation for large databases.
Slide 12-4Elmasri and Navathe, Fundamentals of Database Systems, Fourth Edition
Copyright © 2004 Pearson Education, Inc.
FIGURE 12.2Examples of top-down refinement. (a) Generating a new entity type. (b) Decomposing an entity type into two entity types and a relationship type.
Slide 12-5Elmasri and Navathe, Fundamentals of Database Systems, Fourth Edition
Copyright © 2004 Pearson Education, Inc.
FIGURE 12.3Examples of bottom-up refinement. (a) Discovering and adding new relationships. (b) Discovering a new category (union type) and relating it.
Slide 12-6Elmasri and Navathe, Fundamentals of Database Systems, Fourth Edition
Copyright © 2004 Pearson Education, Inc.
FIGURE 12.4Modifying views to conform before integration.
Slide 12-7Elmasri and Navathe, Fundamentals of Database Systems, Fourth Edition
Copyright © 2004 Pearson Education, Inc.
FIGURE 12.4 (continued)Modifying views to conform before integration.
Slide 12-8Elmasri and Navathe, Fundamentals of Database Systems, Fourth Edition
Copyright © 2004 Pearson Education, Inc.
FIGURE 12.5Integrated schema after merging views 1 and 2
Slide 12-9Elmasri and Navathe, Fundamentals of Database Systems, Fourth Edition
Copyright © 2004 Pearson Education, Inc.
FIGURE 12.6Different strategies for the view integration process.
Slide 12-10Elmasri and Navathe, Fundamentals of Database Systems, Fourth Edition
Copyright © 2004 Pearson Education, Inc.
FIGURE 12.7The use-case diagram notation.
Slide 12-11Elmasri and Navathe, Fundamentals of Database Systems, Fourth Edition
Copyright © 2004 Pearson Education, Inc.
FIGURE 12.8An example use case diagram for a University Database
Slide 12-12Elmasri and Navathe, Fundamentals of Database Systems, Fourth Edition
Copyright © 2004 Pearson Education, Inc.
FIGURE 12.9The sequence diagram notation.
Slide 12-13Elmasri and Navathe, Fundamentals of Database Systems, Fourth Edition
Copyright © 2004 Pearson Education, Inc.
FIGURE 12.10The statechart diagram notation.
Slide 12-14Elmasri and Navathe, Fundamentals of Database Systems, Fourth Edition
Copyright © 2004 Pearson Education, Inc.
FIGURE 12.11An example statechart diagram for the University Database.
Slide 12-15Elmasri and Navathe, Fundamentals of Database Systems, Fourth Edition
Copyright © 2004 Pearson Education, Inc.
FIGURE 12.12A sequence diagram for the University Database.
Slide 12-16Elmasri and Navathe, Fundamentals of Database Systems, Fourth Edition
Copyright © 2004 Pearson Education, Inc.
FIGURE 12.13A graphical data model diagram in Rational Rose.
Slide 12-17Elmasri and Navathe, Fundamentals of Database Systems, Fourth Edition
Copyright © 2004 Pearson Education, Inc.
FIGURE 12.14A logical data model diagram definition in Rational Rose.
Slide 12-18Elmasri and Navathe, Fundamentals of Database Systems, Fourth Edition
Copyright © 2004 Pearson Education, Inc.
FIGURE 12.15The design of the university database as a class diagram.
Slide 12-19Elmasri and Navathe, Fundamentals of Database Systems, Fourth Edition
Copyright © 2004 Pearson Education, Inc.
FIGURE 12.16The class OM_EMPLOYEE corresponding to the table Employee in Figure 12.14.
Slide 12-20Elmasri and Navathe, Fundamentals of Database Systems, Fourth Edition
Copyright © 2004 Pearson Education, Inc.
FIGURE 12.17The Company Database Class Diagram (Figure 3.16) drawn in Rational Rose.
