Show all locations with only 1 station.
CREATE TABLE station (LOCATION VARCHAR)
SELECT LOCATION FROM station GROUP BY LOCATION HAVING COUNT(*) = 1
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE station (LOCATION VARCHAR) Question: Show all locations with only 1 station. [/INST] SELECT LOCATION FROM station GROUP BY LOCATION HAVING COUNT(*) = 1 </s>