By using db<>fiddle, you agree to license everything you submit by Creative Commons CC0.
Help with an interesting Postgres question: Why isn't an Index Only Scan used on a partition accessed via the parent table?.
4 rows affected
| trandate | amount | balance | day |
|---|---|---|---|
| 2019-01-01 | 1000 | 1000 | 2019-01-01 |
| 2019-01-02 | 2000 | 3000 | 2019-01-02 |
| 2019-01-03 | null | 3000 | 2019-01-03 |
| 2019-01-04 | -500 | 2500 | 2019-01-04 |
| null | null | null | 2019-01-05 |
| null | null | null | 2019-01-06 |
| null | null | null | 2019-01-07 |
| null | null | null | 2019-01-08 |
| null | null | null | 2019-01-09 |
| null | null | null | 2019-01-10 |
| null | null | null | 2019-01-11 |
| null | null | null | 2019-01-12 |
| null | null | null | 2019-01-13 |
| null | null | null | 2019-01-14 |
| null | null | null | 2019-01-15 |
| null | null | null | 2019-01-16 |
| null | null | null | 2019-01-17 |
| null | null | null | 2019-01-18 |
| null | null | null | 2019-01-19 |
| null | null | null | 2019-01-20 |
| null | null | null | 2019-01-21 |
| null | null | null | 2019-01-22 |
| null | null | null | 2019-01-23 |
| null | null | null | 2019-01-24 |
| null | null | null | 2019-01-25 |
| null | null | null | 2019-01-26 |
| null | null | null | 2019-01-27 |
| null | null | null | 2019-01-28 |
| null | null | null | 2019-01-29 |
| null | null | null | 2019-01-30 |
| null | null | null | 2019-01-31 |