Show station names without any trains.
CREATE TABLE station (name VARCHAR, station_id VARCHAR); CREATE TABLE train_station (name VARCHAR, station_id VARCHAR)
SELECT name FROM station WHERE NOT station_id IN (SELECT station_id FROM train_station)
### Context: CREATE TABLE station (name VARCHAR, station_id VARCHAR); CREATE TABLE train_station (name VARCHAR, station_id VARCHAR) ### Question: Show station names without any trains. ### Answer: SELECT name FROM station WHERE NOT station_id IN (SELECT station_id FROM train_station)