May 2007
Beginner to intermediate
408 pages
10h 40m
English
IN THIS CHAPTER
Relational Database Fundamentals
Enforcing Referential Integrity
Establishing Table Relationships
Working with Multiple Tables in a Query
Creating a Unique Values Query
Case Study: Drilling Down to the Order Details
Most database applications (and all well-designed database applications) store their information in multiple tables. Although most of these tables have nothing to do with each other (for example, tables of customer information and employee payroll data), it’s likely that at least some of the tables do contain related information (such as tables of customer information and customer orders).
Working with multiple, ...