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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?.
| id | catalogue_time | rnk |
|---|---|---|
| 3 | 2019-07-09 06:14:53.094997+01 | 1 |
| 4 | 2019-07-09 06:14:53.094997+01 | 1 |