Re: Hooks for session start and end, take two
| От | Fabrízio de Royes Mello |
|---|---|
| Тема | Re: Hooks for session start and end, take two |
| Дата | |
| Msg-id | CAFcNs+qt6n7j-Qbes7Na_nwyytLkp91cK-jV=bo8EYsdnh9cug@mail.gmail.com обсуждение исходный текст |
| Ответ на | Re: Hooks for session start and end, take two (legrand legrand <legrand_legrand@hotmail.com>) |
| Ответы |
Re: Hooks for session start and end, take two
|
| Список | pgsql-hackers |
On Fri, Sep 27, 2019 at 4:26 PM legrand legrand <legrand_legrand@hotmail.com> wrote:
>
> OK I confirm:
> - "client backend" appears at session start and end hook,
> - "autovacuum worker" and "pg_background" only appears at session end hook
> (backend_start can be retreived from pg_stat_activity),
> - "parallel workers" are not visible at all
> (because extension cannot assign XIDs during a parallel operation)
>
> All seems fine to me.
>
Hi all,
--
>
> OK I confirm:
> - "client backend" appears at session start and end hook,
> - "autovacuum worker" and "pg_background" only appears at session end hook
> (backend_start can be retreived from pg_stat_activity),
> - "parallel workers" are not visible at all
> (because extension cannot assign XIDs during a parallel operation)
>
> All seems fine to me.
>
Hi all,
First of all thanks Michael for bringing this to life again.
I poked a little with the patch and everything is ok. Your check for normal backend on test_session_hooks is much simpler than I did before:
But one thing came to my mind, why not in this first version we hook just normal backends?
Regards,
Regards,
--
Fabrízio de Royes Mello Timbira - http://www.timbira.com.br/
PostgreSQL: Consultoria, Desenvolvimento, Suporte 24x7 e Treinamento
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