CONTENTS
CHAPTER 1 DATA: THE NEW CORPORATE RESOURCE
Early Data Problems Spawn Calculating Devices
Data in Today's Information Systems Environment
Using Data for Competitive Advantage
Problems in Storing and Accessing Data
What is a Binary Relationship?
More About Many-to-Many Relationships
One-to-Many Unary Relationship
Many-to-Many Unary Relationship
Example: The General Hardware Company
Example: Good Reading Book Stores
Example: World Music Association
CHAPTER 3 THE DATABASE MANAGEMENT SYSTEM CONCEPT
Data Before Database Management
Basic Concepts in Storing and Retrieving Data
Data Integration and Data Redundancy
CHAPTER 4 RELATIONAL DATA RETRIEVAL: SQL
Data Retrieval with the SQL SELECT Command
Introduction to the SQL SELECT Command
A Strategy for Writing SQL SELECT Commands
Example: Good Reading Book Stores
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