More than Just Lines on a Map: Best Practices for U.S Bike Routes
Entity-relationship model to a relational diagram
1. type
PK type_id
type_Name
FK hotel_id
Hotel
PK Hotel_id
Hotel_Name
room
PK room_id
floor
FK hotel_id
Category
PK category_id
category_Name
Price
Price
room_id
FK
employee
PK employee_id
employee_Name
employee_Speciality
hotel_id
employee_id
FK
FK
Entity relationship model to a relational diagram