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Quote: RM/T has nonentity associations for relations which are not themselves objects; a single n-ary relation without characteristic entities
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Topic:
representing a relationship
Topic:
entity-relationship database model
Quotation Skeleton
Objects which interrelate entities but do not themselves … and nonentity associations is this: Associative entities, like … are allowed to have immediate properties only. … [p. 417] A nonentity association type is represented by … [surrogates] identifying the entity types participating in the association together with … Google-1 Google-2
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Topic: representing a relationship (28 items)
Topic: entity-relationship database model (21 items)