Which of the following is a correct statement about foreign keys? a. All foreign keys cannot not
Question:
Which of the following is a correct statement about foreign keys?
a. All foreign keys cannot not be blank (null).
b. Most foreign keys should not have any data values.
c. A foreign key must be another table’s primary key.
d. An attribute cannot be a foreign key used in different tables.
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Step by Step Answer:
The correct answer is c A foreign key must be another tables primary key A foreign key is a field in a relational database table that is used to estab...View the full answer
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Related Book For 
Accounting Information Systems
ISBN: 9781260571080
3rd International Edition
Authors: Vernon Richardson
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