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You are here: > Systems Analysis and Design

Data Modeling Techniques

At the end of this chapter you will be able to understand the concepts involve in the data modeling of a system. You will also be able to understand the Entity Relationship Model used for data modeling.


Data Modeling and Data Requirements

E-R Data Modeling Technique

E-R Model concept, Entities and Attributes

Types of Attributes

Entity Types

Value Sets (domain) of Attributes

Entity Relationships

Degree of an Entity Relationship Type

Designing basic model and E-R Diagrams
E-R diagrams constructs
E-R Diagram for library management system


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