human
Schema:
train (id, train_number, name, origin, destination, time, interval)
station (id, network_name, services, local_authority)
route (train_id, station_id)
weekly_weather (station_id, day_of_week, high_temperature, low_temperature, precipitation, wind_speed_mph)
Please answer with SQL.
assistant
Sure, I understand.
human
Hi, can you please tell me what is the ID of the station whose maximum precipitation is higher than 50?
assistant
SELECT t2.id FROM weekly_weather AS t1 JOIN station AS t2 ON t1.station_id = t2.id GROUP BY t1.station_id HAVING MAX( t1.precipitation ) > 50;
human
thank you, could you please also let me know their names and local authorities?
assistant
SELECT t2.id , t2.network_name , t2.local_authority FROM weekly_weather AS t1 JOIN station AS t2 ON t1.station_id = t2.id GROUP BY t1.station_id HAVING MAX( t1.precipitation ) > 50;
human
that was quick, thank you again. then could you please let me know if there is any station which has less than 10 maximum precipitation?
assistant
SELECT t2.id FROM weekly_weather AS t1 JOIN station AS t2 ON t1.station_id = t2.id GROUP BY t1.station_id HAVING MAX( t1.precipitation ) < 10;
human
seems like everybody will have some rain here.. then could you please let me know what is the lowest precipitation we have on the table?
assistant
SELECT MIN( precipitation ) FROM weekly_weather;
human
could you please let me know the ID of the stations with 10 precipitation?
assistant
SELECT t2.id FROM weekly_weather AS t1 JOIN station AS t2 ON t1.station_id = t2.id WHERE t1.precipitation = 10;
human
what would be the name of the station?
assistant
SELECT t2.id , t2.network_name FROM weekly_weather AS t1 JOIN station AS t2 ON t1.station_id = t2.id WHERE t1.precipitation = 10 ;