human
Schema:
circuits (circuitId, circuitRef, name, location, country, lat, lng, alt, url)
races (raceId, year, round, circuitId, name, date, time, url)
drivers (driverId, driverRef, number, code, forename, surname, dob, nationality, url)
status (statusId, status)
seasons (year, url)
constructors (constructorId, constructorRef, name, nationality, url)
constructorStandings (constructorStandingsId, raceId, constructorId, points, position, positionText, wins)
results (resultId, raceId, driverId, constructorId, number, grid, position, positionText, positionOrder, points, laps, time, milliseconds, fastestLap, rank, fastestLapTime, fastestLapSpeed, statusId)
driverStandings (driverStandingsId, raceId, driverId, points, position, positionText, wins)
constructorResults (constructorResultsId, raceId, constructorId, points, status)
qualifying (qualifyId, raceId, driverId, constructorId, number, position, q1, q2, q3)
pitStops (raceId, driverId, stop, lap, time, duration, milliseconds)
lapTimes (raceId, driverId, lap, position, time, milliseconds)
Please answer with SQL.
assistant
Sure, I understand.
human
What are all the drivers?
assistant
SELECT * FROM drivers;
human
Which ones of them did not participate in the races held in 2009?
assistant
SELECT COUNT( DISTINCT driverId ) FROM results WHERE raceId NOT IN ( SELECT raceId FROM races WHERE YEAR != 2009 ) ;