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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 sequence myseq;
select nextval('myseq')
from generate_series(1, 10);
CREATE SEQUENCE
| nextval |
|---|
| 1 |
| 2 |
| 3 |
| 4 |
| 5 |
| 6 |
| 7 |
| 8 |
| 9 |
| 10 |
SELECT 10