| From: | "David G(dot) Johnston" <david(dot)g(dot)johnston(at)gmail(dot)com> |
|---|---|
| To: | "gyyoono4u(at)gmail(dot)com" <gyyoono4u(at)gmail(dot)com>, "pgsql-docs(at)lists(dot)postgresql(dot)org" <pgsql-docs(at)lists(dot)postgresql(dot)org> |
| Subject: | Re: question about parallel. i read document and i can't solve it. provide the solution please. |
| Date: | 2025-11-10 12:05:09 |
| Message-ID: | CAKFQuwYWC3wOLHQ1GwpxJqk9VuRzSmYCTyzWiBYub95U-cM_wQ@mail.gmail.com |
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| Lists: | pgsql-docs |
On Sunday, November 9, 2025, PG Doc comments form <noreply(at)postgresql(dot)org>
wrote:
> The following documentation comment has been logged on the website:
>
> Page: https://www.postgresql.org/docs/18/when-can-parallel-
> query-be-used.html
> Description:
>
> I'm inquiring because I have some problem getting parallel processing to
> run
> effectively in PostgreSQL.
This is not the right place to seek support. We have a -general mailing
list for that.
>
> How can I increase the Workers Launched value to match the Workers Planned
> value, or at least raise it to 4?
That level of control is not provided.
>
> I want to use parallel to speed up for index creation and data insertion
>
This page clearly states that data writing is not parallelized.
David J.
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