CREATE TABLE table_43608 ("Rank" FLOAT, "Title" CLOB, "Studio" CLOB, "Director" CLOB, "Worldwide Gross" CLOB)

what is the highest rank for director john woo?
SELECT MAX("Rank") FROM table_43608 WHERE "Director" = 'john woo'
SELECT MAX("Rank") FROM "table_43608" WHERE "Director" = 'john woo'