Hotel (hotelNo, hotelName, city)

Room (roomNo, hotelNo, type, price)

Booking (hotelNo, guestNo, dateFrom, dateTo, roomNo)

Guest (guestNo, guestName, guestAddress)

1. Write the primary key for the below tables:

Primary Key Constraint for Hotel Table is:

Primary Key Constraint for Room Table is:

Primary Key Constraint for Booking Table is:

Primary Key Constraint for Guest Table is:

2. Write the foreign key for the below tables(If any):

Foreign Key Constraint for Hotel Table is:

Foreign Key Constraint for Room Table is:

Foreign Key Constraint for Booking Table is:

Foreign Key Constraint for Guest Table is:

3. Create Hotel Table with all constraints (for Foreign Key , add ON UPDATE CASCADE ON DELETE CASCADE).

4. Create Room Table with all constraints (for Foreign Key , add ON UPDATE CASCADE ON DELETE CASCADE).

5. Create Booking Table with all constraints (for Foreign Key , add ON UPDATE CASCADE ON DELETE CASCADE).

6. Create Guest Table with all constraints (for Foreign Key , add ON UPDATE CASCADE ON DELETE CASCADE).

7. Create Hotel Table with all constraints (for Foreign Key , add ON UPDATE CASCADE ON DELETE CASCADE).

8. Add unique constraint for Hotel (hotelName)

9. Change the datatype of Hotel(city) to make it Varchar2 (200)

10. Add new column in Hotel Table: Country.

11. Remove Booking Table from the database.

12. What happens if you try to drop Guest Table (that is related with Booking table using Foreign Key constraint)?

 Answer the questions: