What Is 2nf?

1.	What Is 2nf?
Answer» A relation schema R is in 2NF if it is in 1NF and every non-prime attribute A in R is fully functionally DEPENDENT on PRIMARY KEY. A relation schema R is in 2NF if it is in 1NF and every non-prime attribute A in R is fully functionally dependent on primary key.

Answer»

A relation schema R is in 2NF if it is in 1NF and every non-prime attribute A in R is fully functionally DEPENDENT on PRIMARY KEY.

A relation schema R is in 2NF if it is in 1NF and every non-prime attribute A in R is fully functionally dependent on primary key.

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