CREATE TABLE mission (mission_id NUMBER, ship_id NUMBER, code CLOB, launched_year NUMBER, location CLOB, speed_knots NUMBER, fate CLOB)
CREATE TABLE ship (ship_id NUMBER, name CLOB, type CLOB, nationality CLOB, tonnage NUMBER)

What is the name of the ship with the largest tonnage?
SELECT name FROM ship ORDER BY tonnage DESC LIMIT 1
SELECT "name" FROM "ship" ORDER BY "tonnage" DESC FETCH FIRST 1 ROWS ONLY