Re: Serializable Isolation without blocking

From: Markus Wanner <markus(at)bluegap(dot)ch>
To: Greg Stark <gsstark(at)mit(dot)edu>
Cc: Robert Haas <robertmhaas(at)gmail(dot)com>, Kevin Grittner <Kevin(dot)Grittner(at)wicourts(dot)gov>, nicolas(dot)barbier(at)gmail(dot)com, pgsql-hackers(at)postgresql(dot)org, laurenz(dot)albe(at)wien(dot)gv(dot)at
Subject: Re: Serializable Isolation without blocking
Date: 2010-01-08 16:22:18
Message-ID: 4B475BBA.3070902@bluegap.ch
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Hi,

Greg Stark wrote:
> well the one place you *cannot* attach them is on the tuples. because
> you need to new able to lock hypothetical new tuples which don't exist
> yet.

Well, maybe "attaching" here is meant in a more general or theoretical
sense. I think we all agree that adding them to the tuple header on disk
is not an option.

Regards

Markus Wanner

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