mc_initial_conceptual.pdf
Name: Yuzhe Qin
Student ID: 29386527
City
Key City_Name
POI
Key POI_Name
Key POI_Type Resort
Key Res_ID
Manager
Key Mana_ID
Guest
Key Gus_ID
Cabin
Key Cab_Num
Key Res_ID
Charge
Key Resort_ID
Key Cab_Num
Contractor
Key cont_No
Key Res_ID
Cleanning Running Sheet
Key Res_ID
Record
Key Res_ID
Live in
Take
Have
Built
be in charge with
Have
Have
Make
is offered to
Town?
Booking?
Connect to a better entity
Connect to a better entity
CONTRACTOR_HISTORY entity???
improve keys of encircled entities