From: | Alvaro Herrera <alvherre(at)2ndquadrant(dot)com> |
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To: | Markus Wanner <markus(at)bluegap(dot)ch> |
Cc: | Dimitri Fontaine <dimitri(at)2ndQuadrant(dot)fr>, kaigai(at)kaigai(dot)gr(dot)jp, PostgreSQL-development Hackers <pgsql-hackers(at)postgresql(dot)org> |
Subject: | Re: Review: Extra Daemons / bgworker |
Date: | 2012-11-30 13:44:43 |
Message-ID: | 20121130134443.GD4542@alvh.no-ip.org |
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Thread: | |
Lists: | pgsql-hackers |
Markus Wanner wrote:
> On 11/30/2012 01:40 PM, Dimitri Fontaine wrote:
> > I totally missed the need to connect to shared memory to be able to
> > connect to a database and query it. Can't we just link the bgworkder
> > code to the client libpq library, just as plproxy is doing I believe?
>
> Well, sure you can use libpq. But so can external processes. So that's
> no benefit of running under the postmaster.
No, it's not a benefit of that; but such a process would get started up
when postmaster is started, and shut down when postmaster stops. So it
makes easier to have processes that need to run alongside postmaster.
--
Álvaro Herrera http://www.2ndQuadrant.com/
PostgreSQL Development, 24x7 Support, Training & Services
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