Computer Science, asked by bhasitadasari9645, 1 year ago

A foreign key is which of the following?
A.Any attribute
B.The same thing as a primary key
C.An attribute that serves as the primary key of another relation
D.An attribute that serves no purpose

Answers

Answered by Anonymous
0
ANSWER :
___________

A foreign key is :

C ). An attribute that serves as the primary key of another relation.
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