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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
| date | low0-2 | high3-4 | perfect |
|---|---|---|---|
| 2018-12-01 | 1 | 1 | 1 |
| 2018-12-02 | 0 | 1 | 0 |