Computer Science, asked by pooja7898, 11 months ago

Explain ...1-NF, 2-NF, 3-NF and BCNF

Answers

Answered by kasanapramod

Answer:

A relation will be in 2NF if it is in 1NF and all non-key attributes are fully functional dependent on the primary key. A relation will be in 3NF if it is in 2NF and no transition dependency exists. A relation will be in 4NF if it is in Boyce Codd normal form and has no multi-valued dependency

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