About database systems

5. The following tables form part of a database held in a relational DBMS Hotel (lhotelNo, hote IName, city) (roomNo, hotelNo, type, price) Booking Guest Room contains room details for each hotel and (roomNo, hotelNo) forms the Booking contains details of the bookings and (hotelNo, guestNo, dateFrom) o, guestName, guestAddress where Hotel contains hotel details and hotelNo is the primary key; primary key; forms the primary key; and Guest contains guest details and guestNo is the primary key Identify the foreign keys in this schema. Explain how the entity and referential integrity rules apply to these relations