Re: speeding up planning with partitions
| От | Amit Langote |
|---|---|
| Тема | Re: speeding up planning with partitions |
| Дата | |
| Msg-id | 7ef2d2dc-56a2-6b00-4b44-998d7030fbee@lab.ntt.co.jp обсуждение исходный текст |
| Ответ на | RE: speeding up planning with partitions ("Imai, Yoshikazu" <imai.yoshikazu@jp.fujitsu.com>) |
| Ответы |
RE: speeding up planning with partitions
|
| Список | pgsql-hackers |
Imai-san,
On 2019/03/20 12:15, Imai, Yoshikazu wrote:
> Here the details.
>
> [creating partitioned tables (with 1024 partitions)]
> drop table if exists rt;
> create table rt (a int, b int, c int) partition by range (a);
> \o /dev/null
> select 'create table rt' || x::text || ' partition of rt for values from (' ||
> (x)::text || ') to (' || (x+1)::text || ');' from generate_series(1, 1024) x;
> \gexec
> \o
>
> [select1024.sql]
> \set a random (1, 1024)
> select * from rt where a = :a;
>
> [pgbench]
> pgbench -n -f select1024.sql -T 60
Thank you.
Could you please try with running pgbench for a bit longer than 60 seconds?
Thanks,
Amit
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