Re: postgres_fdw "parallel_commit" docs

On Mon, May 09, 2022 at 11:37:35AM -0400, Jonathan S. Katz wrote:
> @@ -473,27 +473,25 @@ OPTIONS (ADD password_required 'false');
>       <term><literal>parallel_commit</literal> (<type>boolean</type>)</term>
>       <listitem>
>        <para>
> -       This option controls whether <filename>postgres_fdw</filename> commits
> -       remote (sub)transactions opened on a foreign server in a local
> -       (sub)transaction in parallel when the local (sub)transaction commits.
> -       This option can only be specified for foreign servers, not per-table.
> -       The default is <literal>false</literal>.
> +       This option controls whether <filename>postgres_fdw</filename> commits in
> +       parallel remote transactions opened on a foreign server in a local
> +       transaction when the local transaction is committed. This setting
> +       applies to remote and local substransactions. This option can only be

typo: substransactions

> -       If multiple foreign servers with this option enabled are involved in
> -       a local (sub)transaction, multiple remote (sub)transactions opened on
> -       those foreign servers in the local (sub)transaction are committed in
> -       parallel across those foreign servers when the local (sub)transaction
> -       commits.
> +       If multiple foreign servers with this option enabled have a local
> +       transaction, multiple remote transactions on those foreign servers are
> +       committed in parallel across those foreign servers when the local
> +       transaction is committed.
>        </para>

I think "have a transaction" doesn't sound good, and the old language "involved
in" was better.