In relational databases, if relation R is in BCNF, then which of the following is true about relation R?
A. R is in 4 NF
B. R is not in 1 NF
C. R is in 2 NF and not in 3 NF
D. R is in 2 NF and 3 NF
Answer:D
In relational databases, if relation R is in BCNF, then which of the following is true about relation R?
A. R is in 4 NF B. R is not in 1 NF C. R is in 2 NF and not in 3 NF D. R is in 2 NF and 3 NF