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7 rows affected
| firstid | secondid | attribute | attribute2 | valid_from |
|---|---|---|---|---|
| 932 | null | hello | null | 2021-01-04 |
| 932 | 1269 | whats | I | 2021-01-21 |
| 932 | 1269 | whats | need | 2021-10-04 |
| 932 | 1269 | up | your | 2021-10-08 |
| 932 | 1123 | up | help | 2021-12-02 |