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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?.
2 rows affected
8 rows affected
16 rows affected
3 rows affected
id | name | id | name | cnt |
---|---|---|---|---|
1 | widget1 | 1 | A | 3 |
1 | widget1 | 2 | B | 3 |
1 | widget1 | 3 | C | 1 |