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Author Question: A relation is in Boyce-Codd normal form (BCNF) if and only if it is in 3NF and ________. A) all ... (Read 101 times)

dalyningkenk

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on: Jul 7, 2018
A relation is in Boyce-Codd normal form (BCNF) if and only if it is in 3NF and ________.
 
  A) all non-key attributes are determined by the entire primary key
  B) there are no non-key attributes determined by another non-key attribute
  C) every attribute is a candidate key
  D) every determinant is a candidate key

Question 2

When one SQL query is embedded in another SQL query, this is referred to as a ________.
 
  A) subquery
  B) join
  C) WHERE Query
  D) subset query


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Andromeda18

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Reply #1 on: Jul 7, 2018
Answer to Question 1

D

Answer to Question 2

A


dalyningkenk

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Reply 2 on: Jul 7, 2018
Great answer, keep it coming :)

sultana.d

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Reply 3 on: Yesterday
Gracias!

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