A foreign key in a table (a) may not be composed of a single element (b) Should, in turn, be declared as the primary key of another table O (c) none of the answers are correct (d) must belong to the primary key of the table in which it is defined

Principles of Information Systems (MindTap Course List)
12th Edition
ISBN:9781285867168
Author:Ralph Stair, George Reynolds
Publisher:Ralph Stair, George Reynolds
Chapter5: Database Systems And Applications
Section: Chapter Questions
Problem 6SAT
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A foreign key in a table
(a) may not be composed of a single element
(b) Should, in turn, be declared as the primary key of another table
(c) none of the answers are correct
(d) must belong to the primary key of the table in which it is defined
Transcribed Image Text:A foreign key in a table (a) may not be composed of a single element (b) Should, in turn, be declared as the primary key of another table (c) none of the answers are correct (d) must belong to the primary key of the table in which it is defined
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