Fundamentals of databases

Fundamentals of Database Systems

Preface....................................................................................................................................................12 Contents of This Edition.....................................................................................................................13 Guidelines for Using ThisBook.........................................................................................................14 Acknowledgments ..............................................................................................................................15 Contents of This Edition.........................................................................................................................17 Guidelines for Using ThisBook.............................................................................................................19 Acknowledgments ..................................................................................................................................21 About the Authors..................................................................................................................................22 Part 1: Basic Concepts............................................................................................................................23 Chapter 1: Databases and Database Users..........................................................................................23 1.1 Introduction..............................................................................................................................24 1.2 An Example ..............................................................................................................................25 1.3 Characteristics of the Database Approach ................................................................................26 1.4 Actors on the Scene..................................................................................................................29 1.5 Workers behind the Scene ........................................................................................................30 1.6 Advantages of Using a DBMS .................................................................................................31 1.7 Implications of the DatabaseApproach....................................................................................34 1.8 When Not to Use a DBMS .......................................................................................................35 1.9 Summary ..................................................................................................................................36 ReviewQuestions...........................................................................................................................37 Exercises.........................................................................................................................................37 Selected Bibliography ....................................................................................................................37 Footnotes........................................................................................................................................38 Chapter 2: Database System Concepts and Architecture....................................................................38 2.1 Data Models, Schemas, and Instances ......................................................................................39 2.2 DBMS Architecture and DataIndependence............................................................................41 2.3 Database Languages and Interfaces..........................................................................................43 2.4 The Database System Environment..........................................................................................45 2.5 Classification of Database Management Systems...