How many Sets did Gary Muller have?
CREATE TABLE table_name_21 (sets VARCHAR, player VARCHAR)
SELECT COUNT(sets) FROM table_name_21 WHERE player = "gary muller"
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_name_21 (sets VARCHAR, player VARCHAR) Question: How many Sets did Gary Muller have? [/INST] SELECT COUNT(sets) FROM table_name_21 WHERE player = "gary muller" </s>