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| id | obj | bid | date |
|---|---|---|---|
| 1 | 1 | 2 | 2021-10-05 |
| 2 | 2 | 5 | 2021-10-05 |
| 3 | 3 | 4 | 2021-10-06 |
| 4 | 5 | 6 | 2021-10-06 |
| id | user_id |
|---|---|
| 1 | 5 |
| 2 | 5 |
| 3 | 6 |
| 4 | 7 |
| 5 | 8 |
| id | user_id |
|---|---|
| 1 | 7 |
| 2 | 6 |
| 3 | 5 |
| 4 | 5 |
| 5 | 8 |
| 6 | 8 |
| created | user_id | total |
|---|---|---|
| 2021-10-05 | 5 | 2 |
| 2021-10-05 | 6 | 1 |
| 2021-10-05 | 8 | 1 |
| 2021-10-06 | 5 | 1 |
| 2021-10-06 | 6 | 1 |
| 2021-10-06 | 8 | 1 |