Question 29 13 20 Explain what the following SQL statements does. SELECT PortName. PortCountry. CRUISE.Cruiseseriato FROM PORT. CRUISE, VISIT WHERE CRUISE.CruiseSerialNo = VISIT.CruiseSeriale AND VISIT.Porti PORT.Portib AND DATEDIFF(Day, SailingDate, ReturnDate) - (SELECT MAX(DATEDIFF(DAY. SailingDate, ReturnDate)) FROM PORT) 27 A B / E E CRUE SO be ww NOR BOOKONG Price Satulation de CU DEP PASSENGER Name (First, Middle Name, a Address Street Address, State For Code Country SHIP Ship ShipName Weight YearBuilt Passenger Capacty CRUISE Cruise Serta No Sailing Date ReturnDate Shipin Booking Cruise SerialNo Passenger Price Satisfaction Rate Passenger PassengeD PFirstName PlastName StreetAddress PCityPState PPostalCode PCountry VISIT Cruise SerialNo Porti VisitOrder PORT Portid PortName PortCountry Docking Fee