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3) Describe the relations that would be produced by the following relational algebra operations: (a) hotelNo(price>50( Room)) (b) Hotel,hotelNo= Room.hotelNo ( Hotel Room ) (c)

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3) Describe the relations that would be produced by the following relational algebra operations: (a) hotelNo(price>50( Room)) (b) Hotel,hotelNo= Room.hotelNo ( Hotel Room ) (c) hoteliame( Hotel Hotel.hotelino= Room.hoteliNo (price>50( Room ))) (d) Guest ( dateTo4-Jan-2007. (Booking)) (e) Hotel Hotel.hotelNo = Room.hotelNo (price>50 (Room) ) (f) guestName,hotelNo (Booking Booking.guestNo=Guest.guestNo Guest) hotelNo(city= 'London' ( Hotel)

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