Re: Incomplete freezing when truncating a relation during vacuum

From: Andres Freund <andres(at)2ndquadrant(dot)com>
To: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
Cc: Noah Misch <noah(at)leadboat(dot)com>, Heikki Linnakangas <hlinnakangas(at)vmware(dot)com>, pgsql-hackers(at)postgresql(dot)org
Subject: Re: Incomplete freezing when truncating a relation during vacuum
Date: 2013-11-30 16:22:04
Message-ID: 20131130162204.GD31100@awork2.anarazel.de
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On 2013-11-30 11:18:09 -0500, Tom Lane wrote:
> We've already taken a credibility hit from introducing a new
> bug into the last round of update releases; let's please not take a
> risk of doing that again.

On that front: I'd love for somebody else to look at the revised 9.3
freezing logic. It's way to complicated and there are quite some
subtleties about freezing that are hard to get right, as evidenced by
9.3.

Greetings,

Andres Freund

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

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