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What is an entity type that relates to one or more subtypes?
A supertype is a generic entity type that has a relationship with one or more subtypes. A subtype is a sub-grouping of the entities in an entity type that is meaningful to the organization and that shares common attributes or relationships distinct from other subgroups.
What kind of data would you store in an entity subtype?
The entity subtype will store the data that is specific to the entity; that is, attributes that are unique the subtype.
What type of entity instances may inherit common attributes from its entity supertype?
51. An entity subtype is an entity whose instances inherit some common attributes from an entity supertype and then add other attributes that are unique to an instance of the subtype.
What are database subtypes?
Subtypes are a subset of features in a feature class, or objects in a table, that share the same attributes. They are used as a method to categorize your data.