From: | Terry Lee Tucker <terry(at)chosen-ones(dot)org> |
---|---|
To: | pgsql-general(at)postgresql(dot)org |
Subject: | Re: session_replication_role |
Date: | 2008-04-15 19:35:13 |
Message-ID: | 200804151535.13384.terry@chosen-ones.org |
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Lists: | pgsql-general |
On Tuesday 15 April 2008 14:26, Chris Browne wrote:
> terry(at)chosen-ones(dot)org (Terry Lee Tucker) writes:
> > Is there a distinction between "ORIGIN" and "LOCAL" as related to
> > session_replication_role, and if so, what is it? I am unable to
> > understand from the documentation any distinction between the two
> > settings.
>
> The intent is that a system that is the "origin" for replication
> changes (e.g. - a database where you'll be collecting
> INSERT/UPDATE/DELETE information to replicate elsewhere) would run in
> the "origin" role, normally.
>
> The distinction from a practical perspective will take place when
> stored functions that implement "replication stuff" detect what role
> the system is in, and may behave differently.
> --
Thanks for the reply. I was unable to detect any change in trigger operation
when setting the variable to origin or local. I understand that you are
saying that the distinction only exists if my code is written to operate
differently based on the setting.
Thanks for the input...
--
Terry Lee Tucker
Turbo's IT Manager
Turbo, division of Ozburn-Hessey Logistics
2251 Jesse Jewell Pkwy NE
Gainesville, GA 30501
Tel: (336) 372-6812 Fax: (336) 372-6812 Cell: (336) 404-6987
terry(at)turbocorp(dot)com
www.turbocorp.com
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