Explaining why do designers use denormalization

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Reference no: EM132683477

Question 1. Draw the corresponding ERD for the following Employee Database

Question 2. Normalize the following Schema with the given functional dependencies into BCNF

Question 3. Explain in your own words why the Student-Dept relation is not in 4NF. Then, convert the Student-Dept relation in 4NF. Also, provide the justification for each step you perform during normalization (4NF). Note: The SportActivity here means any sport a student is participating in. For example, a student with ID = 123 can participate in soccer and badminton

Question 4. In your own word, explain why do designers use Denormalization? What is the limitation of using Denormalization? Name and explain a better alternative approach than Denormalization.

Reference no: EM132683477

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