Appendix S-1: Global schema of the BOOKING COM system

Global Entities (52)

Entity	Alias	Module	Global Schema
(1) Airport	*Airport*	AirportModule	BookingCom
(2) AirportTransferBooking	*AirportTransferBooking*	BookingModule	BookingCom
(3) AirportTransferProduct	*AirportTransferProduct*	AirportModule	BookingCom
(4) AirportTransferProvider	*AirportTransferProvider*	PartnerAccountModule	BookingCom
(5) Amenity	*Amenity*	RoomTypeModule	BookingCom
(6) Attraction	*Attraction*	PartnerAccountModule	BookingCom
(7) AttractionBooking	*AttractionBooking*	AttractionBookingModule	BookingCom
(8) AttractionParticipant	*AttractionParticipant*	AttractionBookingModule	BookingCom
(9) AttractionSchedule	*AttractionSchedule*	PartnerAccountModule	BookingCom
(10) Booking	*Booking*	BookingModule	BookingCom
(11) BookingStatusHistory	*BookingStatusHistory*	BookingModule	BookingCom
(12) CarCategory	*CarCategory*	CarCategoryModule	BookingCom
(13) CarRentalBooking	*CarRentalBooking*	CarRentalLocationModule	BookingCom
(14) CarRentalLocation	*CarRentalLocation*	CarRentalLocationModule	BookingCom
(15) CarRentalProduct	*CarRentalProduct*	CarCategoryModule	BookingCom
(16) Currency	*Currency*	CurrencyModule	BookingCom
(17) Flight	*Flight*	AirportModule	BookingCom
(18) FlightBooking	*FlightBooking*	CurrencyModule	BookingCom
(19) FlightBookingSegment	*FlightBookingSegment*	AirportModule	BookingCom
(20) FlightCarrier	*FlightCarrier*	AirportModule	BookingCom
(21) FlightPassenger	*FlightPassenger*	LocationCityModule	BookingCom
(22) Language	*Language*	LanguageModule	BookingCom
(23) LocationCity	*LocationCity*	LocationCityModule	BookingCom
(24) LocationCountry	*LocationCountry*	LocationCityModule	BookingCom
(25) LocationDistrict	*LocationDistrict*	PropertyModule	BookingCom
(26) LocationRegion	*LocationRegion*	LocationCityModule	BookingCom
(27) LoyaltyProgram	*LoyaltyProgram*	UserAccountModule	BookingCom
(28) PartnerAccount	*PartnerAccount*	PartnerAccountModule	BookingCom
(29) Payment	*Payment*	CurrencyModule	BookingCom
(30) PaymentMethod	*PaymentMethod*	UserAccountModule	BookingCom
(31) Property	*Property*	PropertyModule	BookingCom
(32) PropertyAmenity	*PropertyAmenity*	PropertyModule	BookingCom
(33) PropertyPhoto	*PropertyPhoto*	AttractionBookingModule	BookingCom
(34) PropertyPolicy	*PropertyPolicy*	PropertyModule	BookingCom
(35) PropertyType	*PropertyType*	PropertyModule	BookingCom
(36) Review	*Review*	LanguageModule	BookingCom
(37) ReviewAspect	*ReviewAspect*	LanguageModule	BookingCom
(38) ReviewScore	*ReviewScore*	LanguageModule	BookingCom
(39) RoomAvailability	*RoomAvailability*	CarCategoryModule	BookingCom
(40) RoomRatePlan	*RoomRatePlan*	StayBookingModule	BookingCom
(41) RoomRatePlanPrice	*RoomRatePlanPrice*	CurrencyModule	BookingCom
(42) RoomType	*RoomType*	RoomTypeModule	BookingCom
(43) RoomTypeAmenity	*RoomTypeAmenity*	RoomTypeModule	BookingCom
(44) RoomTypeCategory	*RoomTypeCategory*	CarRentalLocationModule	BookingCom
(45) RoomTypePhoto	*RoomTypePhoto*	RoomTypeModule	BookingCom
(46) RoomUnit	*RoomUnit*	RoomTypeModule	BookingCom
(47) StayBooking	*StayBooking*	StayBookingModule	BookingCom
(48) StayBookingPriceBreakdown	*StayBookingPriceBreakdown*	CurrencyModule	BookingCom
(49) StayGuest	*StayGuest*	StayBookingModule	BookingCom
(50) TravelCreditTransaction	*TravelCreditTransaction*	UserAccountModule	BookingCom
(51) UserAccount	*UserAccount*	UserAccountModule	BookingCom
(52) UserLoyaltyStatus	*UserLoyaltyStatus*	UserAccountModule	BookingCom

Modules (13)

3.1 AirportModule	3.2 AttractionBookingModule	3.3 BookingModule	3.4 CarCategoryModule	3.5 CarRentalLocationModule	3.6 CurrencyModule
3.7 LanguageModule	3.8 LocationCityModule	3.9 PartnerAccountModule	3.10 PropertyModule	3.11 RoomTypeModule	3.12 StayBookingModule
3.13 UserAccountModule