By using db<>fiddle, you agree to license everything you submit by Creative Commons CC0.
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 3
id | data |
---|---|
1 | [{"key": 2}, {"key": 1}] |
3 | [{"key": 1}] |
SELECT 2