human
Schema:
station (id, name, lat, long, dock_count, city, installation_date)
status (station_id, bikes_available, docks_available, time)
trip (id, duration, start_date, start_station_name, start_station_id, end_date, end_station_name, end_station_id, bike_id, subscription_type, zip_code)
weather (date, max_temperature_f, mean_temperature_f, min_temperature_f, max_dew_point_f, mean_dew_point_f, min_dew_point_f, max_humidity, mean_humidity, min_humidity, max_sea_level_pressure_inches, mean_sea_level_pressure_inches, min_sea_level_pressure_inches, max_visibility_miles, mean_visibility_miles, min_visibility_miles, max_wind_Speed_mph, mean_wind_speed_mph, max_gust_speed_mph, precipitation_inches, cloud_cover, events, wind_dir_degrees, zip_code)
Please answer with SQL.
assistant
Sure, I understand.
human
What are the names of stations that are located in Palo Alto city but have never been the ending point of trips more than 100 times?
assistant
SELECT name FROM station WHERE city = 'Palo Alto' EXCEPT SELECT end_station_name FROM trip GROUP BY end_station_name HAVING count(*) > 100
human
List all the distinct stations from which a trip of duration below 100 started.
assistant
SELECT DISTINCT start_station_name FROM trip WHERE duration < 100
human
Find the ids and names of stations from which at least 200 trips started.
assistant
SELECT start_station_id , start_station_name FROM trip GROUP BY start_station_name HAVING COUNT(*) >= 200
human
Which trip started from the station with the largest dock count? Give me the trip id.
assistant
SELECT T1.id FROM trip AS T1 JOIN station AS T2 ON T1.start_station_id = T2.id ORDER BY T2.dock_count DESC LIMIT 1
human
Give me the start station and end station for the trips with the three oldest id.
assistant
SELECT start_station_name , end_station_name FROM trip ORDER BY id LIMIT 3
human
What are the start station's name and id for the one that had the most start trips in August?
assistant
SELECT start_station_name , start_station_id FROM trip WHERE start_date LIKE "8/%" GROUP BY start_station_name ORDER BY COUNT( * ) DESC LIMIT 1 ;