Identify overlap and disjoint sub-types.Identify completeness & disjoint constraints.Identify overlap and disjoint sub-types.
Assignment 3: Entity-Relationship (ER) Modeling and the Use of Super/Sub Structures Outcomes addressed in this activity: Unit Outcomes: Define the construct of supertype and subtype. Identify overlap and disjoint subtypes. Identify completeness & disjoint constraints. Prepare an enhanced entity relationship (EER) model.