Re: Trigger that spawns forked process - Mailing list pgsql-general

From Tom Lane
Subject Re: Trigger that spawns forked process
Date
Msg-id 1555.1115672822@sss.pgh.pa.us
Whole thread Raw
In response to Re: Trigger that spawns forked process  (Douglas McNaught <doug@mcnaught.org>)
Responses Re: Trigger that spawns forked process  (Christopher Murtagh <christopher.murtagh@mcgill.ca>)
List pgsql-general
Douglas McNaught <doug@mcnaught.org> writes:
> Why not have a client connection LISTENing and doing the
> synchronization, and have the trigger use NOTIFY?
> Or, you could have the trigger write to a table, and have another
> client periodically scanning the table for new sync events.
> Either one of those would be simpler and more robust than fork()ing
> inside the backend.

... not to mention it would avoid the risk of propagating
not-yet-committed changes.

            regards, tom lane

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