In a relational model, _____ are used to establish relationships among tables and to ensure the integrity of the data.
Correct Answer:
Verified
Q53: The relational operators have the property of
Q54: PRODUCT yields all possible pairs of rows
Q55: A(n) _ provides a detailed description of
Q56: The _ relationship should be rare in
Q57: According to Codd's _ rule of relational
Q59: Another name for a composite entity is
Q60: A primary key is a(n) _ key
Q61: An index key can have multiple _
Q62: The _ relationship is the relational database
Q63: The _ catalog can be described as
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