1..1000

SELECT (c-1)*100 + (a-1)*10 + b
FROM
   (SELECT 1 a UNION ALL SELECT 2 UNION ALL SELECT 3 UNION ALL SELECT 4
    UNION ALL SELECT 5 UNION ALL SELECT 6 UNION ALL SELECT 7
    UNION ALL SELECT 8 UNION ALL SELECT 9 UNION ALL SELECT 10) x
   CROSS JOIN
   (SELECT 1 b UNION ALL SELECT 2 UNION ALL SELECT 3 UNION ALL SELECT 4
    UNION ALL SELECT 5 UNION ALL SELECT 6 UNION ALL SELECT 7
    UNION ALL SELECT 8 UNION ALL SELECT 9 UNION ALL SELECT 10) y
   CROSS JOIN
   (SELECT 1 c UNION ALL SELECT 2 UNION ALL SELECT 3 UNION ALL SELECT 4
    UNION ALL SELECT 5 UNION ALL SELECT 6 UNION ALL SELECT 7
    UNION ALL SELECT 8 UNION ALL SELECT 9 UNION ALL SELECT 10) z