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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 2
CREATE TABLE
INSERT 0 3
CREATE TABLE
INSERT 0 5
| id | tenant_1 | tenant_2 | tenant_3 | tenant_4 |
|---|---|---|---|---|
| 101011 | Peter Mcdonald | null | null | null |
| 100222 | Dan Hunt | Steve Cole | Ian Wright | William Pears |
SELECT 2