What does cardinality signify in the context of entity relationships?
- The data type of an attribute
- The importance of an entity in a database
- The number of instances of one entity that can be related to another entity
- The uniqueness of an attribute within an entity
In the context of entity relationships, cardinality signifies the number of instances of one entity that can be related to another entity. It helps define the nature and limits of the association between entities.
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