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
Which end station names have more than 100 trips ending there?
assistant
SELECT DISTINCT end_station_name FROM trip GROUP BY end_station_name HAVING COUNT( * ) > 100;
human
Which station names are in city 'Palo Alto'?
assistant
SELECT name FROM station WHERE city = 'Palo Alto';
human
Take set minus on the last two results: 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 ;