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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
CREATE TABLE
INSERT 0 2
thing_id | thing_name | destination_id |
---|---|---|
10 | thing 10 | 1 |
15 | thing 15 | 2 |
SELECT 2
destination_id |
---|
1 |
2 |
SELECT 2
destination_id | destination_name |
---|---|
1 | [thing]thing 10 |
2 | [thing]thing 15 |
SELECT 2