Cardinality indicates the number of instances of one entity that relates to one instance of another entity.

Question

Quizplus · Accepted Answer

Cardinality is a concept in database design that specifies the number of instances of one entity that relate to one instance of another entity. For example, in a "customer orders" relationship, the cardinality might indicate that each customer can place multiple orders, but each order is placed by only one customer.

Cardinality Indicates the Number of Instances of One Entity That