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pagnor pagnor
wrote...
Posts: 1540
6 years ago
A primary key is:
A) required to be unique.
B) used to represent rows in relationships.
C) a candidate key.
D) used to identify unique rows.
E) All of the above
Textbook 
Database Concepts

Database Concepts


Edition: 7th
Authors:
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bestavinashbestavinash
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6 years ago
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pagnor Author
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6 years ago
This website is legit, thank you!
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