Re: Is there a way to be notified on the CREATE TABLE execution?
От | Francisco Olarte |
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Тема | Re: Is there a way to be notified on the CREATE TABLE execution? |
Дата | |
Msg-id | CA+bJJbxGrvrmLr-Yx5mcAv9vcmXCcEmw1ZPRCc=Kv45AMu+qqQ@mail.gmail.com обсуждение исходный текст |
Ответ на | Re: Is there a way to be notified on the CREATE TABLE execution? (Igor Korot <ikorot01@gmail.com>) |
Ответы |
Re: Is there a way to be notified on the CREATE TABLE execution?
Re: Is there a way to be notified on the CREATE TABLE execution? |
Список | pgsql-general |
On Wed, Jun 20, 2018 at 5:20 PM, Igor Korot <ikorot01@gmail.com> wrote: >> https://www.postgresql.org/docs/10/static/sql-createeventtrigger.html >> Your scenario suggests you may wish to avail yourself of the Listen and >> Notify commands as well. > > I did look at the Listen/Notify. > Unfortunately the listening is done on the channel versus listening > for the specific event. Channels are cheap. You just listen on "whatever" and in the event trigger you notify "whatever", payload is optional. The event trigger is the one which takes care of filtering the event and notifying selectively. You can use a channel per event. Francisco Olarte.
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