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Re: Hot standby and b-tree killed items

From: Simon Riggs <simon(at)2ndQuadrant(dot)com>
To: Heikki Linnakangas <heikki(dot)linnakangas(at)enterprisedb(dot)com>
Cc: Greg Stark <greg(dot)stark(at)enterprisedb(dot)com>, PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: Hot standby and b-tree killed items
Date: 2009-01-13 19:07:05
Message-ID: 1231873625.28919.51.camel@ebony.2ndQuadrant (view raw or flat)
Thread:
Lists: pgsql-hackers
On Tue, 2008-12-30 at 18:31 +0200, Heikki Linnakangas wrote:

> You have to be careful to ignore the flags in read-only transactions 
> that started in hot standby mode, even if recovery has since ended and 
> we're in normal operation now.

My initial implementation in v6 worked, but had a corner case if a
transaction spanned the change from recovery into normal processing.

I'm now done on a more complete fix, will be in v8.

-- 
 Simon Riggs           www.2ndQuadrant.com
 PostgreSQL Training, Services and Support


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