At this point in the course, you know enough to translate much of what you have learned into an
entity-relationship (ER) diagram.
In this module, you will
- identify the conventions for diagramming entities and their attributes;
- identify the constructs used to diagram the three types of relationships (1:1, 1:N, and M:N), and
- identify the symbols used to indicate mandatory and optional participation in a relationship.
(Note: I use the term
constructs in its generic sense, referring to a collection of images or diagramming conventions.) Finally, you will complete the course project: creating an ER diagram for Stories on CD, Inc. After completing this module, you will be able to:
