How many different normal forms to choose from

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Reference no: EM1335514

Many texts and articles will state that normalization to 3NF is sufficient.

a) Are there database environments that would require normalization to a higher normal form?
b) How about environments that do better when normalization is to a lower normal form?
c) Why do you think there are so many different normal forms to choose from?

Reference no: EM1335514

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