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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?.
3 rows affected
a | b | c | d |
---|---|---|---|
9 | 8 | 6 | 6 |
4 | 9 | 4 | 7 |
0 | 7 | 2 | 6 |
unnest |
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0 |
2 |
4 |
6 |
7 |
8 |
9 |