Structured Analysis lecture

Slides of the lecture - download here

Links:

• UML Class Diagram or Entity Relationship Diagram? An Object-Relational conceptual impedance mismatch
• Tutorial on Database Normalization

Entity relationship diagram

Entity relationship diagram (ERD):
The ERD is used to model the structure of persistent data in the system. Although being very popular, it is not part of the UML set of diagrams, as a similar role is played by the Class diagram within UML.

Example: Entity relationship diagram