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Each table row in a relational table represents a single _____ occurrence within the set. a. attribute b. entity c. segment d. link A superkey

Each table row in a relational table represents a single _____ occurrence within the set.

a. attribute

b. entity

c. segment

d. link

A superkey is any key that uniquely identifies each _____.

a. object

b. row

c. domain

d. column

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