CREATE TABLE table_70898 ("Rank" FLOAT, "Nation" CLOB, "Gold" FLOAT, "Silver" FLOAT, "Bronze" FLOAT, "Total" FLOAT)

Which was the lowest gold when silver was smaller than 0?
SELECT MIN("Gold") FROM table_70898 WHERE "Silver" < '0'
SELECT MIN("Gold") FROM "table_70898" WHERE "Silver" < '0'