CREATE TABLE table_18770 ("Saddle cloth" FLOAT, "Horse" TEXT, "Trainer" TEXT, "Jockey" TEXT, "Weight  ( kg ) " TEXT, "Barrier" FLOAT, "Placing" TEXT)

How old is Daniel Morton
SELECT MAX("Barrier") FROM table_18770 WHERE "Trainer" = 'Daniel Morton'
SELECT MAX("Barrier") FROM "table_18770" WHERE "Trainer" = 'Daniel Morton'