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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?.
| version |
|---|
| PostgreSQL 14.10 on x86_64-pc-linux-gnu, compiled by gcc (GCC) 8.5.0 20210514 (Red Hat 8.5.0-20), 64-bit |
SELECT 1
| ean | price | dtmod |
|---|---|---|
| 114695 | 5.99 | 2022-06-28 14:11:27.689637+01 |
| 155105 | 1.45 | 2022-06-28 14:11:35.558692+01 |
| 213786 | 2.39 | 2022-06-28 14:11:32.284314+01 |
SELECT 3