December 1996
Intermediate to advanced
480 pages
8h 46m
English
Content preview from Database Design for Mere Mortals
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Chapter 1. What Is a Relational Database?
A fish must swim three times— in water, in butter, and in wine. | ||
| --Polish proverb | ||
Topics Covered in This Chapter
Types of Databases
Early Database Models
The Relational Database Model: A Brief History
Relational Database Management Systems
Summary
Types of Databases
There are two types of databases found in database management today, operational databases and analytical databases.
Operational databases are used in the day-to-day life of an organization, institution, or business. They are primarily used wherever there is a need to collect, maintain, and modify data. This type of database stores dynamic data, which means that the data changes constantly and reflects up-to-the-minute information. ...
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