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Help with an interesting Postgres question: Why isn't an Index Only Scan used on a partition accessed via the parent table?.
21 rows affected
| id | device_id | fuel | fillup | tank |
|---|---|---|---|---|
| 21 | 19 | 90 | f | 0 |
| 20 | 19 | 96 | f | 0 |
| 19 | 19 | 97 | f | 0 |
| 18 | 19 | 99 | f | 0 |
| 17 | 19 | 100 | f | 0 |
| 16 | 19 | 98 | f | 0 |
| 15 | 19 | 99 | f | 0 |
| 14 | 19 | 100 | f | 0 |