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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 3
CREATE TABLE
INSERT 0 3
CREATE TABLE
INSERT 0 3
UPDATE 1
UPDATE 1
UPDATE 1
id | ordinal |
---|---|
1 | 3 |
2 | 2 |
3 | 1 |
SELECT 3
UPDATE 2
id | ordinal |
---|---|
1 | 3 |
2 | 2 |
3 | 1 |
SELECT 3
TRUNCATE TABLE
INSERT 0 3
UPDATE 1
id | ordinal |
---|---|
1 | 3 |
2 | 2 |
3 | 1 |
SELECT 3
BEGIN
UPDATE 1
UPDATE 1
COMMIT
id | ordinal |
---|---|
1 | 3 |
2 | 2 |
3 | 1 |
SELECT 3