associative entity

When Must A Many-to-many Relationship Be Modelled As An Associative Entity?

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When Must A Many-to-many Relationship Be Modelled As An Associative Entity? 2 Answers. Associative entities are used when you need a relationship to be involved in a relationship. For a normal many-to-many relationship between Student and Course , we would use just a diamond. However, if we want to associate Enrollment with Teacher , we

Are Defined As The Associations Of Interactions Between Entities?

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Are Defined As The Associations Of Interactions Between Entities? Are defined as the associations of interactions between entities? Business rules. are defined as the associations of interactions between entities. Relationships. ______ entities depend on other tables for their meaning. dependent. Which is used to represent an association between entities? An association between two entity types