CREATE TABLE table_42743 ("Rank" CLOB, "Nation" CLOB, "Gold" FLOAT, "Silver" FLOAT, "Bronze" FLOAT, "Total" FLOAT)

What is the smallest silver that has a bronze less than 0?
SELECT MIN("Silver") FROM table_42743 WHERE "Bronze" < '0'
SELECT MIN("Silver") FROM "table_42743" WHERE "Bronze" < '0'