"David G. Johnston" <david.g.johnston@gmail.com> writes:
> On Sunday, May 16, 2021, Loles <lolesft@gmail.com> wrote:
>> I don't understand why the server starts that process if I'm not using
>> replication of any kind.
> It starts the process because at any time someone can execute a “create
> subscription” command. If no one does so the amount of time spent
> confirming the subscriptions table is empty is trivial.
It looks like it won't be started if you set
max_logical_replication_workers = 0.
regards, tom lane