CREATE TABLE table_31785 ("Year" CLOB, "Men's Singles" CLOB, "Women's Singles" CLOB, "Men's Doubles" CLOB, "Women's Doubles" CLOB, "Mixed Doubles" CLOB)

Who played men's doubles in 2012?
SELECT "Men's Doubles" FROM table_31785 WHERE "Year" = '2012'
SELECT "Men's Doubles" FROM "table_31785" WHERE "Year" = '2012'