Re: Problem with txid_snapshot_in/out() functionality

From: Andres Freund <andres(at)2ndquadrant(dot)com>
To: Jan Wieck <jan(at)wi3ck(dot)info>
Cc: Greg Stark <stark(at)mit(dot)edu>, Heikki Linnakangas <hlinnakangas(at)vmware(dot)com>, PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: Problem with txid_snapshot_in/out() functionality
Date: 2014-04-12 15:18:37
Message-ID: 20140412151837.GY14419@alap3.anarazel.de
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On 2014-04-12 11:15:09 -0400, Jan Wieck wrote:
> On 04/12/14 10:09, Greg Stark wrote:
>
> >A pg_restore would start a new xid space from FirstNormalXid which would
> >obviously not work with any stored txids.
> >
>
> http://www.postgresql.org/docs/9.3/static/app-pgresetxlog.html

Using that as part of any sort of routine task IMNSHO is a seriously bad
idea.

Greetings,

Andres Freund

--
Andres Freund http://www.2ndQuadrant.com/
PostgreSQL Development, 24x7 Support, Training & Services

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