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A q , is a primary key created by a database designer to simplify the identification of entity instances. a . compound key b .
A is a primary key created by a database designer to simplify the identification of entity instances. a compound key b natural key c surrogate key d composite key
A is a primary key created by a database designer to simplify the identification of entity instances. a compound key
b natural key
c surrogate key
d composite key
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