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Home Q & A Board Science-Related Homework Help Computer Studies
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Raspberry Raspberry
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7 years ago
Subtypes should be used when: 
A) there are attributes that apply to some, but not all instances of an entity type.
B) the instances of a subtype do not participate in a relationship that is unique to that subtype. 
C) supertypes relate to objects outside the business. 
D) None of the above.
Textbook 
Modern Database Management

Modern Database Management


Edition: 12th
Authors:
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dorkalotdorkalot
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#1
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7 years ago
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Raspberry Author
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#2
7 years ago
I'm surprised you actually got this one right lol

Thought no one would know what the answer is
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#3
7 years ago
Wonder, thx for the feedback
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