A primary key is a(n) _____ key chosen to be the primary means by which rows of a table are uniquely identified.
Correct Answer:
Verified
Q55: A(n) _ provides a detailed description of
Q56: The _ relationship should be rare in
Q57: According to Codd's _ rule of relational
Q58: In a relational model, _ are used
Q59: Another name for a composite entity is
Q61: An index key can have multiple _
Q62: The _ relationship is the relational database
Q63: The _ catalog can be described as
Q64: The proper use of _ keys is
Q65: Describe the use of null values in
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