SQL> WITH T_AUTO AS (
  2                  SELECT 25 n FROM dual
  3                  UNION ALL
  4                  SELECT 33 FROM dual
  5                  UNION ALL
  6                  SELECT 23 FROM dual
  7                  UNION ALL
  8                  SELECT 56 FROM dual
  9                  ),
 10       T_TRAIN AS (
 11                  SELECT 56 n FROM dual
 12                  UNION ALL
 13                  SELECT 2993 FROM dual
 14                  UNION ALL
 15                  SELECT 9782 FROM dual
 16                  ),
 17       T_SHIP AS (
 18                  SELECT 45 n FROM dual
 19                  UNION ALL
 20                  SELECT 78 FROM dual
 21                  )
 22  SELECT a.n "АВТО",
 23         t.n "ВАГОН",
 24         s.n "МОРЕ"
 25   FROM
 26         (SELECT ROWNUM r , n FROM T_AUTO) a
 27   FULL OUTER JOIN
 28         (SELECT ROWNUM r, n FROM T_TRAIN) t
 29   ON (a.r=t.r)
 30   FULL OUTER JOIN
 31         (SELECT ROWNUM r, n FROM T_SHIP) s
 32   ON (nvl(a.r,t.r)=s.r);

      АВТО      ВАГОН       МОРЕ
---------- ---------- ----------
        25         56         45
        33       2993         78
        23       9782
        56

SQL>