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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?.
4 rows affected
| id | list_id | position |
|---|---|---|
| 1 | 1 | 10 |
| 5 | 1 | 22 |
| 12 | 2 | 8 |
| 13 | 2 | 18 |
4 rows affected
| id | list_id | position |
|---|---|---|
| 1 | 1 | 0 |
| 5 | 1 | 128 |
| 12 | 2 | 0 |
| 13 | 2 | 128 |