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| id | user_id | color | timestamp |
|---|---|---|---|
| 1 | 3236 | ORANGE | 2020-05-12 02:40:59 |
| 2 | 3236 | WHITE | 2020-05-13 02:40:59 |
| 3 | 3236 | ORANGE | 2020-05-14 02:40:59 |
| 4 | 3236 | ORANGE | 2020-05-15 02:40:59 |
| 5 | 3237 | ORANGE | 2020-05-15 02:40:59 |
| 6 | 3237 | ORANGE | 2020-05-16 02:40:59 |
| 7 | 3236 | ORANGE | 2020-05-16 02:40:59 |
| user_id | max_delta |
|---|---|
| 3236 | 3 |
| 3237 | 2 |