แสดงเที่ยวบินที่เดินทางจากบอสตันไปเดนเวอร์ที่มาถึงเช้าวันพุธ ไม่จำเป็นต้องใช้ตารางทั้งหมด
show me flights going from BOSTON to DENVER arriving on wednesday morningIt is not neccessary to use all the tables.
 fare_basis:  fare_basis_code [ text]  booking_class [ text]  class_type [ text]  premium [ text]  economy [ text]  discounted [ text]  night [ text]  season [ text]  basis_days [ text] 
SELECT DISTINCT flight.flight_id FROM airport_service AS AIRPORT_SERVICE_0, airport_service AS AIRPORT_SERVICE_1, city AS CITY_0, city AS CITY_1, date_day, days, flight WHERE (((((flight.arrival_time < flight.departure_time) AND date_day.day_number = 23 AND date_day.month_number = 4 AND date_day.year = 1991 AND days.day_name = date_day.day_name AND flight.flight_days = days.days_code) OR (date_day.day_number = 23 AND date_day.month_number = 4 AND date_day.year = 1991 AND days.day_name = date_day.day_name AND flight.flight_days = days.days_code AND NOT (flight.arrival_time < flight.departure_time))) AND (flight.arrival_time <= 1200 AND flight.arrival_time >= 0)) AND CITY_1.city_code = AIRPORT_SERVICE_1.city_code AND CITY_1.city_name = 'DENVER' AND flight.to_airport = AIRPORT_SERVICE_1.airport_code) AND CITY_0.city_code = AIRPORT_SERVICE_0.city_code AND CITY_0.city_name = 'BOSTON' AND flight.from_airport = AIRPORT_SERVICE_0.airport_code