Title: For a binary many-to-many relationship existing between entity types A and B: Post by: almostutterly on Aug 17, 2017 For a binary many-to-many relationship existing between entity types A and B:
A) place the primary key of either entity in the relation for the other entity or do this for both entities. B) the primary keys of relation A and relation B become foreign keys in a new relation C. C) secondary keys are used to establish the relationship. D) a separate relation C is created; the primary key of relation C is a composite key consisting of the primary key for each of the two entities in the relationship. E) Entity A and B are merged into one. Title: Re: For a binary many-to-many relationship existing between entity types A and B: Post by: kodewulf on Aug 17, 2017 Content hidden
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