1. Copyright © 2004 Pearson Education, Inc.

2. Chapter 2 Database System Concepts and Architecture

3. Elmasri and Navathe, Fundamentals of Database Systems, Fourth Edition Copyright © 2004 Pearson Education, Inc. Slide 2-3 FIGURE 2.1 Schema diagram for the database in Figure 1.2.

4. Elmasri and Navathe, Fundamentals of Database Systems, Fourth Edition Copyright © 2004 Pearson Education, Inc. Slide 2-4 FIGURE 2.2 The three- schema architecture.

5. Elmasri and Navathe, Fundamentals of Database Systems, Fourth Edition Copyright © 2004 Pearson Education, Inc. Slide 2-5 FIGURE 2.3 Component modules of a DBMS and their interactions.

6. Elmasri and Navathe, Fundamentals of Database Systems, Fourth Edition Copyright © 2004 Pearson Education, Inc. Slide 2-6 FIGURE 2.4 A physical centralized architecture.

7. Elmasri and Navathe, Fundamentals of Database Systems, Fourth Edition Copyright © 2004 Pearson Education, Inc. Slide 2-7 FIGURE 2.5 Logical two-tier client/server architecture.

8. Elmasri and Navathe, Fundamentals of Database Systems, Fourth Edition Copyright © 2004 Pearson Education, Inc. Slide 2-8 FIGURE 2.6 Physical two-tier client-server architecture.

9. Elmasri and Navathe, Fundamentals of Database Systems, Fourth Edition Copyright © 2004 Pearson Education, Inc. Slide 2-9 FIGURE 2.7 Logical three-tier client/server architecture.

10. Elmasri and Navathe, Fundamentals of Database Systems, Fourth Edition Copyright © 2004 Pearson Education, Inc. Slide 2-10 FIGURE 2.8 The schema of Figure 2.1 in network model notation.