CREATE TABLE table_48948 ("Heat" FLOAT, "Lane" FLOAT, "Name" CLOB, "Country" CLOB, "Mark" CLOB)

With a Mark of 46.47, What is the lowest Heat?
SELECT MIN("Heat") FROM table_48948 WHERE "Mark" = '46.47'
SELECT MIN("Heat") FROM "table_48948" WHERE "Mark" = '46.47'