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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?.
6 rows affected
3 rows affected
ID | RESH_ID |
---|---|
3 | a |
4 | a |
5 | b |
6 rows affected
3 rows affected
ID | RESH_ID |
---|---|
1 | a |
2 | b |
6 | c |