remove duplicate rows · whole row or selected key columns · keep first or last
| name | signup | |
|---|---|---|
| joe@example.com | Joe | 2024-03-01 |
| mary@example.com | Mary | 2024-03-02 |
| joe@example.com | Joe Smith | 2024-04-15 |
| sue@example.com | Sue | 2024-05-04 |
| joe@example.com | Joe S. | 2024-06-22 |
| sue@example.com | Sue Anderson | 2024-08-11 |