Database management systems can be classified based on several criteria, such as the data model, user numbers and database distribution, all described below. Classification Based on Data Model The most popular…
High-level Conceptual Data Models High-level conceptual data models provide concepts for presenting data in ways that are close to the way people perceive data. A typical example is the entity…
Managing information means taking care of it so that it works for us and is useful for the tasks we perform. By using a DBMS, the information we collect and…
The way in which computers manage data has come a long way over the last few decades. Today's users take for granted the many benefits found in a database system.…
What Is a Database? A database is a shared collection of related data used to support the activities of a particular organization. A database can be viewed as a repository…
The primary purpose of this text is to provide an open source textbook that covers most introductory database courses. The material in the textbook was obtained from a variety of…
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