Frequency of 0 864 has what callsign?
CREATE TABLE table_name_99 (callsign VARCHAR, frequency VARCHAR)
SELECT callsign FROM table_name_99 WHERE frequency = "0 864"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_name_99 (callsign VARCHAR, frequency VARCHAR) Question: Frequency of 0 864 has what callsign? [/INST] SELECT callsign FROM table_name_99 WHERE frequency = "0 864" </s>