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Re: Another idea for dealing with cmin/cmax

From: Heikki Linnakangas <heikki(at)enterprisedb(dot)com>
To: "Jim C(dot) Nasby" <jim(at)nasby(dot)net>
Cc: pgsql-hackers(at)postgresql(dot)org
Subject: Re: Another idea for dealing with cmin/cmax
Date: 2006-09-28 16:13:11
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Lists: pgsql-hackers
Jim C. Nasby wrote:
> In addition to/instead of abstracting cmin/cmax to a phantom ID, what
> about allowing for two versions of the tuple header, one with cid info
> and one without? That would allow for cid info to be stripped out when
> pages were written to disk.

How exactly would that help? You can't just strip out cid info when 
writing to disk, if you don't want to lose the information.

And it's certainly a lot more complicated than the phantom id thing.

  Heikki Linnakangas

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