Course Solutions Uncategorized (Solved) : 4 Provide Definition Boyce Codd Normal Form B Anomalies May Arise Non Normalised Relation Q33126240 . . . .

(Solved) : 4 Provide Definition Boyce Codd Normal Form B Anomalies May Arise Non Normalised Relation Q33126240 . . . .

 

4) a) Provide the definition of Boyce-Codd Normal Form. b) What anomalies may arise in a non-normalised relation? c) Consider the following relation SHOP ITEMS (6 marks) (9 marks) (10 marks) Colour ur Shelf Item Car Car Castle Bike Horse Doll Doll Brand Hotwheels white Hotwheels white Lego Price Code 02 black red 04 TY Mattel Mattel ellow blue blue 03 02 02 The key for SHOP_ITEMS is composed of attributes Item and Shelf. Answer the following questions (motivate your answers) Is the functional dependency: Brand ->Colour verified by this relation? What is the functional dependency associated with the key of SHOP_ITEMS? Is the relation in Bovce-Codd normal form?

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