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?.
version |
---|
PostgreSQL 14.1 on x86_64-pc-linux-gnu, compiled by gcc (GCC) 8.5.0 20210514 (Red Hat 8.5.0-4), 64-bit |
1 rows affected
299999 rows affected
t_field | reverse |
---|---|
bar$foo$john$doe$xxx | bar$foo$john$doe-xxx |
f13$b93$70ba$ad63$9aefb | f13$b93$70ba$ad63-9aefb |
QUERY PLAN |
---|
Seq Scan on test (cost=0.00..14218.00 rows=300000 width=32) (actual rows=300000 loops=1) |
Planning Time: 0.031 ms |
Execution Time: 659.039 ms |