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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?.
2 rows affected
9 rows affected
| id | username | phone | |
|---|---|---|---|
| 1 | Kirill | kirill@gmail.com | +79653248496 |
| 2 | Ivan | ivan@gmail.com | +79872753471 |
| id | row | col | price | status | account_id |
|---|---|---|---|---|---|
| 1 | 1 | 1 | 500 | Free | null |
| 2 | 1 | 2 | 550 | Free | null |
| 3 | 1 | 3 | 500 | Free | null |
| 4 | 2 | 1 | 600 | Free | null |
| 5 | 2 | 2 | 650 | Free | null |
| 6 | 2 | 3 | 600 | Free | null |
| 7 | 3 | 1 | 650 | Free | null |
| 8 | 3 | 2 | 700 | Free | null |
| 9 | 3 | 3 | 650 | Free | null |
1 rows affected
| id | row | col | price | status | account_id |
|---|---|---|---|---|---|
| 1 | 1 | 1 | 500 | Free | null |
| 2 | 1 | 2 | 550 | Free | null |
| 3 | 1 | 3 | 500 | Free | null |
| 4 | 2 | 1 | 600 | Free | null |
| 6 | 2 | 3 | 600 | Free | null |
| 7 | 3 | 1 | 650 | Free | null |
| 8 | 3 | 2 | 700 | Free | null |
| 9 | 3 | 3 | 650 | Free | null |
| 5 | 2 | 2 | 650 | Taken | 1 |