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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?.
SELECT 5
| object | num_distinct_queries | num_fails | percent_of_total_fails |
|---|---|---|---|
| b | 2 | 1 | 0.50000000000000000000 |
| a | 3 | 2 | 0.66666666666666666667 |
SELECT 2