CREATE TABLE table_63393 ("Year" FLOAT, "Competition Description" CLOB, "Location" CLOB, "Apparatus" CLOB, "Rank-Final" FLOAT, "Score-Final" FLOAT)

Which Score-Final has an Apparatus of floor exercise?
SELECT MAX("Score-Final") FROM table_63393 WHERE "Apparatus" = 'floor exercise'
SELECT MAX("Score-Final") FROM "table_63393" WHERE "Apparatus" = 'floor exercise'