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9 rows affected
| Products | Categories | Subcategories |
|---|---|---|
| prod1 | cat1 | sub1 |
| prod2 | cat2 | sub2 |
| prod5 | cat3 | sub3 |
| prod8 | cat7 | sub6 |
| null | null | sub8 |
9 rows affected
| Products | Categories | Subcategories |
|---|---|---|
| prod1 | cat1 | sub1 |
| prod2 | cat2 | sub2 |
| prod5 | cat3 | sub3 |
| prod8 | cat7 | sub6 |
| null | null | sub8 |