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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?.
INSERT 0 4
| id | site | last_location | next_location |
|---|---|---|---|
| 1 | 3 | 1 | |
| 2 | quora | 2 | 3 |
| 3 | yahoo | null | 3 |
SELECT 3