list all functional dependencies by using the relation and the description below
ID: 3750808 • Letter: L
Question
list all functional dependencies by using the relation and the description below:
PRODUCTS[MatchID, ProductID, ProductType, Description, Price, Alcoholic, VendorID, VendorName, Quantity, SeniorDiscount]
Products sold at the World Cup have an identification number which identifies their product type and description, senior discount eligibility and alcoholic nature. Vendors in stadiums are identified by an ID which informs their name. The matchID and vendorID should inform the quantity of products sold during the game. Each product has a set price in each match.
Explanation / Answer
Below ar eyour dependencies
ProductID <- ProductType
ProductID <- Description
ProductID <- SeniorDiscount
ProductID <- Alcoholic
Note: - Above can also be represented as
ProductID <- ProductType, Description, SeniorDiscount, Alcoholic
Other dependencies are: -
VendorID< - VendorName
MatchID,VendorID <- Quantity
ProductID, MatchID <- Price
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