A one-to-one binary relationship associates one occurrence of an entity type with one occurrence of another entity type.

Name: A one-to-one binary relationship associates one occurrence of an entity type with one occurrence of another entity type.
Brand: Quizplus
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Question

Quizplus · Accepted Answer

A one-to-one binary relationship defines a unique relationship between one occurrence of an entity type and one occurrence of another entity type. There is no possibility of having more or less than one occurrence on either side of the relationship.

A One-To-One Binary Relationship Associates One Occurrence of an Entity