Distinguish between the primary key-candidate key
Question 1: Distinguish between the primary key and a candidate key. Provide an example of each.Question 2: What requirements must a two-dimensional table satisfy in order to be a relation? Provide an example of a table that is a relation.
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Question 1: Distinguish between the primary key and a candidate key. Provide an example of each. Question 2: What requirements must a two-dimensional table satisfy in order to be a relation? Provide an example of a table that is a relation.
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