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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?.
24 rows affected
id | prod_id | year | quarter | start_flag | end_flag |
---|---|---|---|---|---|
1 | A001 | 2015 | 1 | 0 | 0 |
2 | A001 | 2015 | 2 | 1 | 0 |
3 | A001 | 2015 | 3 | 0 | 0 |
4 | A001 | 2015 | 4 | 0 | 0 |
5 | A001 | 2016 | 1 | 0 | 0 |
6 | A001 | 2016 | 2 | 0 | 0 |
7 | A001 | 2016 | 3 | 0 | 1 |
8 | A001 | 2016 | 4 | 0 | 0 |
9 | B002 | 2015 | 1 | 0 | 0 |
10 | B002 | 2015 | 2 | 0 | 0 |
11 | B002 | 2015 | 3 | 0 | 0 |
12 | B002 | 2015 | 4 | 1 | 0 |
13 | B002 | 2016 | 1 | 0 | 1 |
14 | B002 | 2016 | 2 | 0 | 0 |
15 | B002 | 2016 | 3 | 0 | 0 |
16 | B002 | 2016 | 4 | 0 | 0 |
17 | C003 | 2015 | 1 | 0 | 1 |
18 | C003 | 2015 | 2 | 0 | 0 |
19 | C003 | 2015 | 3 | 0 | 1 |
20 | C003 | 2015 | 4 | 1 | 0 |
21 | C003 | 2016 | 1 | 0 | 0 |
22 | C003 | 2016 | 2 | 0 | 0 |
23 | C003 | 2016 | 3 | 0 | 0 |
24 | C003 | 2016 | 4 | 0 | 0 |
id | prod_id | year | quarter | start_flag | end_flag | sum | status |
---|---|---|---|---|---|---|---|
1 | A001 | 2015 | 1 | 0 | 0 | 0 | 0 |
2 | A001 | 2015 | 2 | 1 | 0 | 1 | 1 |
3 | A001 | 2015 | 3 | 0 | 0 | 1 | 1 |
4 | A001 | 2015 | 4 | 0 | 0 | 1 | 1 |
5 | A001 | 2016 | 1 | 0 | 0 | 1 | 1 |
6 | A001 | 2016 | 2 | 0 | 0 | 1 | 1 |
7 | A001 | 2016 | 3 | 0 | 1 | 2 | 0 |
8 | A001 | 2016 | 4 | 0 | 0 | 2 | 0 |
9 | B002 | 2015 | 1 | 0 | 0 | 0 | 0 |
10 | B002 | 2015 | 2 | 0 | 0 | 0 | 0 |
11 | B002 | 2015 | 3 | 0 | 0 | 0 | 0 |
12 | B002 | 2015 | 4 | 1 | 0 | 1 | 1 |
13 | B002 | 2016 | 1 | 0 | 1 | 2 | 0 |
14 | B002 | 2016 | 2 | 0 | 0 | 2 | 0 |
15 | B002 | 2016 | 3 | 0 | 0 | 2 | 0 |
16 | B002 | 2016 | 4 | 0 | 0 | 2 | 0 |
17 | C003 | 2015 | 1 | 0 | 1 | 1 | 0 |
18 | C003 | 2015 | 2 | 0 | 0 | 1 | 0 |
19 | C003 | 2015 | 3 | 0 | 1 | 2 | 0 |
20 | C003 | 2015 | 4 | 1 | 0 | 3 | 1 |
21 | C003 | 2016 | 1 | 0 | 0 | 3 | 1 |
22 | C003 | 2016 | 2 | 0 | 0 | 3 | 1 |
23 | C003 | 2016 | 3 | 0 | 0 | 3 | 1 |
24 | C003 | 2016 | 4 | 0 | 0 | 3 | 1 |