WITH T(YourColumn) AS
(
SELECT '1' UNION ALL
SELECT '2' UNION ALL
SELECT '1.1.11' UNION ALL
SELECT '4.1' UNION ALL
SELECT '5' UNION ALL
SELECT '2.1' UNION ALL
SELECT '1.1' UNION ALL
SELECT '4' UNION ALL
SELECT '1.2.1' UNION ALL
SELECT '4.2.2' UNION ALL
SELECT '4.3' UNION ALL
SELECT '4.2' UNION ALL
SELECT '4.3.1' UNION ALL
SELECT '4.2.1' UNION ALL
SELECT '11.2' UNION ALL
SELECT '1.2.4' UNION ALL
SELECT '4.4'
)
SELECT *
FROM T
ORDER BY CAST('/' + YourColumn + '/' AS HIERARCHYID)
Resi
YourColumn
----------
1
1.1
1.1.11
1.2.1
1.2.4
2
2.1
4
4.1
4.2
4.2.1
4.2.2
4.3
4.3.1
4.4
5
11.2
È quello che ti serve?