A table is also called a(n) _____ because the relational model's creator, E. F. Codd, used the two terms as synonyms.
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Q44: In a database context, the word _
Q45: The _ relationship is the "relational model
Q46: _ relationships can be implemented by creating
Q47: In a relational table, each column has
Q48: _ is the real power behind the
Q50: In a database context, a(n) _ indicates
Q51: A(n) _ is an orderly arrangement used
Q52: To avoid nulls, some designers use special
Q53: The relational operators have the property of
Q54: PRODUCT yields all possible pairs of rows
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