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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?.
CREATE TABLE
INSERT 0 9
| product | plant | store | days_diff |
|---|---|---|---|
| 013579 | C678 | 1A3 | 15 |
| 123456 | A123 | Z12 | 0 |
| 789123 | B345 | 123 | 7 |
SELECT 3