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anhsu anhsu
wrote...
Posts: 498
4 years ago
Suppose a relational database contained two linked tables. Which of the following items is not necessarily present in the database?

• Two primary keys

• Two foreign keys

• At least one column

• One foreign key
Textbook 
Accounting Information Systems

Accounting Information Systems


Edition: 14th
Authors:
Read 65 times
2 Replies

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Replies
wrote...
4 years ago
Two foreign keys
anhsu Author
wrote...
4 years ago
Helps a lot... Now I'm ready for my quiz
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