CREATE TABLE table_50458 ("Rank" CLOB, "Nation" CLOB, "Gold" FLOAT, "Silver" FLOAT, "Bronze" FLOAT, "Total" FLOAT)

How many Bronze medals did the Nation with 0 Silver receive?
SELECT MAX("Bronze") FROM table_50458 WHERE "Silver" < '0'
SELECT MAX("Bronze") FROM "table_50458" WHERE "Silver" < '0'