On Wed, Apr 10, 2024 at 12:52:19AM +0300, Kirill Reshke wrote:
> On Tue, 9 Apr 2024 at 08:53, Michael Paquier <mich...@paquier.xyz> wrote:
>> The thing is that you cannot rely on a lookup of the backend type for
>> the error information, or you open yourself to letting the caller of
>> pg_cancel_backend or pg_terminate_backend know if a backend is
>> controlled by a superuser or if a backend is an autovacuum worker.
> 
> Good catch. Thanks.  I think we need to update the error message to not
> leak backend type info.
Yep, that's necessary I am afraid.

>> The choice of pg_signal_autovacuum is a bit inconsistent, as well,
>> because autovacuum workers operate like regular backends.  This name
>> can also be confused with the autovacuum launcher.
> 
> Ok. What would be a good choice? Is `pg_signal_autovacuum_worker` good
> enough?

Sounds fine to me.  Perhaps others have an opinion about that?
--
Michael

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