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Write an SQL expression to list the schedule id and booking class of all the bookings for customers with first name John and last name Smith.

Write an SQL expression to list the schedule id and booking class of all the bookings for customers with first name John and last name Smith.

Computer Networking: A Top-Down Approach (7th Edition)
Computer Networking: A Top-Down Approach (7th Edition)
7th Edition
ISBN:9780133594140
Author:James Kurose, Keith Ross
Publisher:James Kurose, Keith Ross
Chapter1: Computer Networks And The Internet
Section: Chapter Questions
Problem R1RQ: What is the difference between a host and an end system? List several different types of end...
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Consider the following simplified relational schema for an airline ticket reservation system. Airline Reservation Schema customer (customer_id, first_name, last_name, customer_email, customer_address, city, customer_phone) airline (airline_code, airline_name, airline_country) city( city_id, city_name, post_code, country, province) flight ( flight_no, airline_code, origin_city, destination_city) flight_schedule (schedule_id, flight_no, departure_date, departure_time, arrival_date, arrival_time) booking ( booking_number, customer_id, schedule_id, booking_class, booking_status) • The customer table contains information about customers and customer_id is the primary key. The field city is a foreign key and refers to the city relation. • The airline table contains information about airlines and airline_code is the primary key. • The city table contains information about cities and city_id is the primary key. Also, the post_code is unique for each city. • The flight table contains information about flights and flight_no is the primary key. The fields airline_code, origin_city, and destination_city are foreign keys and refer to airline, city, and city relations respectively. • The flight_schedule table contains information about scheduled trips for the flight and schedule_id is the primary key. The field flight_no is a foreign key and refers to the flight relation. • The booking table contains information about bookings and booking_number is the primary key. A booking will be for a customer for a given flight schedule. The fields customer_id and schedule_id are foreign keys and refer to the customer and flight_schedule relations respectively. Write an SQL expression to list the schedule_id and booking class of all the bookings for customers with first name John and last name Smith.
Transcribed Image Text:Consider the following simplified relational schema for an airline ticket reservation system. Airline Reservation Schema customer (customer_id, first_name, last_name, customer_email, customer_address, city, customer_phone) airline (airline_code, airline_name, airline_country) city( city_id, city_name, post_code, country, province) flight ( flight_no, airline_code, origin_city, destination_city) flight_schedule (schedule_id, flight_no, departure_date, departure_time, arrival_date, arrival_time) booking ( booking_number, customer_id, schedule_id, booking_class, booking_status) • The customer table contains information about customers and customer_id is the primary key. The field city is a foreign key and refers to the city relation. • The airline table contains information about airlines and airline_code is the primary key. • The city table contains information about cities and city_id is the primary key. Also, the post_code is unique for each city. • The flight table contains information about flights and flight_no is the primary key. The fields airline_code, origin_city, and destination_city are foreign keys and refer to airline, city, and city relations respectively. • The flight_schedule table contains information about scheduled trips for the flight and schedule_id is the primary key. The field flight_no is a foreign key and refers to the flight relation. • The booking table contains information about bookings and booking_number is the primary key. A booking will be for a customer for a given flight schedule. The fields customer_id and schedule_id are foreign keys and refer to the customer and flight_schedule relations respectively. Write an SQL expression to list the schedule_id and booking class of all the bookings for customers with first name John and last name Smith.
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