CREATE TABLE table_4812 ("Rank" FLOAT, "Heat : Lane" CLOB, "Name" CLOB, "Nationality" CLOB, "Time" CLOB)

What is sun yang's lowest rank?
SELECT MIN("Rank") FROM table_4812 WHERE "Name" = 'sun yang'
SELECT MIN("Rank") FROM "table_4812" WHERE "Name" = 'sun yang'