Agenda: 02/06/2014. Review concepts of design relationships. Learn more about relationships. Heuristics of a good ERD. Demonstrate MS Visio. Practice creating more ERD’s (if time…). Relationship review. We are purposely dividing data into entities to have less data redundancy.
Depicts a Ternary Relationship
Let’s go back to the consulting ERD… intersected
Depict the generalization hierarchy intersected