Who all played mixed doubles in 2010?
CREATE TABLE table_name_68 (mixed_doubles VARCHAR, year VARCHAR)
SELECT mixed_doubles FROM table_name_68 WHERE year = 2010
<s>[INST] Write mssql query to answer the following question given the database schema. Schema: CREATE TABLE table_name_68 (mixed_doubles VARCHAR, year VARCHAR) Question: Who all played mixed doubles in 2010? [/INST] SELECT mixed_doubles FROM table_name_68 WHERE year = 2010 </s>