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When faced with changing granularity requirements, primary key selections might change which ultimately may require usage of which additional key? a . surrogate b .
When faced with changing granularity requirements, primary key selections might change which ultimately may require usage of which additional key? a surrogate b primary c foreign d derived
When faced with changing granularity requirements, primary key selections might change which ultimately may require usage of which additional key?
a surrogate
b primary
c foreign
d derived
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