Question: SQL Data Relational Calculus To express the existential quantifier 3, you can use EXIST To express the universal quantifier V. you can use ALL To

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SQL Data Relational Calculus To express the existential quantifier 3, you can use EXIST To express the universal quantifier V. you can use ALL

Relational Calculus To express the existential quantifier 3, you can use EXIST To express the universal quantifier V. you can use ALL To express the Not Equal comparison operator , you can use != Airport airportID name city CDG Charles de Gaulle Paris DXB Dubai International Dubai JFK John F Kennedy International New York LGA LaGuardia New York MIA Miami International Miami SFO San Francisco International San Francisco state NULL NULL NY country FRA UAE USA USA USA USA NY FL CA Carrier carrieri AF DL EK US name fleetsize employees revenue Air France 225 84,602 15,414 Delta Air Lines 855 80,000 39,639 Emirates Airline 239 84,153 18,300 US Airways 338 31,467 13,050 SFO Flight carrierid flightNo date time DL 426 10/16/2017 7:00 AM DL 426 10/17/2017 7:00 AM DL 479 10/16/2017 7:25 PM EK 721) 10/17/2017 11:25 AM US 783 10/17/2017 3:20 AM DL 1472 10/17/2017 7:30 AM AF 3577 10/17/2017 5:45 PM US 3577 10/17/2017| 9:40 AM AF 3634 10/16/2017 1:20 PM airportID destination distance JFK SFO 2,586 JFK SFO 2,586 JFK 2,586 CDG DXB 3,259 DXB JFK 6,843 LGA MIA 1,099 JFK 3,629 LGA SFO 2,576 CDG MIA 4,580 CDG TT Formulate the following queries in the relational calculus: List all flights leaving from United States airports. 3 points Your answer List the carrierld and the distance of all flights landing at NY state airports. 3 points Note: The attribute that characterizes landing flights is the destination attribute. Your answer List the carriers that do not leave from JFK. 3 points Your answer List the names of carriers that have flights landing at France airports. 3 points Your

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