CREATE TABLE table_66722 ("Rank" FLOAT, "Nation" CLOB, "Gold" FLOAT, "Silver" FLOAT, "Bronze" FLOAT, "Total" FLOAT)

Which is the highest bronze with gold less than 0?
SELECT MAX("Bronze") FROM table_66722 WHERE "Gold" < '0'
SELECT MAX("Bronze") FROM "table_66722" WHERE "Gold" < '0'