= Логички и физички дизајн ==Релациска шема BOLD=not null Underline = Primary Key * - takes from Faculty(FacultyID,CityName*(City),Fname) Building(BuildingID,CityName*(City),Building_Adress) City(CityName) Apartment(ApartmentID, BuildingID*(Building),UserID*(Owner),Aparment_Adress,Size) ApartmentAgreement(AgreementID, ApartmentID*(Apartment),UserID*(Owner), Date_Signed,Date_Expires,ApartmentRent) User(UserID,Name,Surname,Password,Phone_Number,City_of_Residency) Post(PID, CityName*(City), Num_Roomates, Price, Date_Posted, Description) Apartment_photos(PID,Apartment_photos) Admin(UserID*(User), Role) Owner(UserID*(User)) Student(UserID*(User),FacultyID*(Faculty),Age,Gender) StudentPost(PID*(Post),UserID*(Student)) OwnerPost(PID*(Post), ApartmentID*(Apartment),UserID(Owner),Apartment_photos) Moderates_Posts_For(CityName*(City),UserID*(Admin)) Student_Signs(UserID*(Student),AgreementID*(Agreement))