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8 rows affected
| id | caption | parent |
|---|---|---|
| 1 | A | null |
| 3 | a | 1 |
| 7 | aa | 3 |
| 2 | B | null |
| 4 | b | 2 |
| 5 | bb | 4 |
| 6 | C | null |
| 8 | c | 6 |
8 rows affected
| id | caption | parent |
|---|---|---|
| 1 | A | null |
| 3 | a | 1 |
| 7 | aa | 3 |
| 2 | B | null |
| 4 | b | 2 |
| 5 | bb | 4 |
| 6 | C | null |
| 8 | c | 6 |