What is the call sign of the station with the frequency of 90.3mhz
CREATE TABLE table_17487395_1 (callsign VARCHAR, frequency VARCHAR)
SELECT callsign FROM table_17487395_1 WHERE frequency = "90.3MHz"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_17487395_1 (callsign VARCHAR, frequency VARCHAR) Question: What is the call sign of the station with the frequency of 90.3mhz [/INST] SELECT callsign FROM table_17487395_1 WHERE frequency = "90.3MHz" </s>