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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 1
INSERT 0 1
INSERT 0 1
INSERT 0 1
name | match_ratio |
---|---|
Mary | 0.50000000000000000000 |
John | 0.25000000000000000000 |
Ann | 0.25000000000000000000 |
Carl | 0.25000000000000000000 |
SELECT 4