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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?.
version |
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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 | result |
---|---|
bar$foo$john$doe$xxx | bar$foo$john$doe-xxx |
783e$2b4$04aa9$eaf$b64ff | 783e$2b4$04aa9$eaf-b64ff |
QUERY PLAN |
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Seq Scan on test (cost=0.00..9718.00 rows=300000 width=32) (actual rows=300000 loops=1) |
Planning Time: 0.041 ms |
Execution Time: 745.485 ms |