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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 | position |
|---|---|
| 1 | 38 |
| 5 | 102 |
| 12 | 112 |
| 13 | 142 |
4 rows affected
| id | position |
|---|---|
| 1 | 0 |
| 5 | 128 |
| 12 | 256 |
| 13 | 384 |