CREATE TABLE table_203_764 (id NUMBER, "name" CLOB, "date" NUMBER, "nation" CLOB, "displacement" CLOB, "speed" CLOB, "number" NUMBER, "notes" CLOB)

what is the top speed ?
SELECT "speed" FROM table_203_764 ORDER BY "speed" DESC LIMIT 1
SELECT "speed" FROM "table_203_764" ORDER BY "speed" DESC FETCH FIRST 1 ROWS ONLY