Re: HOT for PostgreSQL 8.3

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: Hannu Krosing <hannu(at)skype(dot)net>
Cc: Heikki Linnakangas <heikki(at)enterprisedb(dot)com>, Simon Riggs <simon(at)2ndquadrant(dot)com>, pgsql-hackers(at)postgresql(dot)org, Pavan Deolasee <pavan(dot)deolasee(at)enterprisedb(dot)com>, Nikhil S <nikhil(dot)sontakke(at)enterprisedb(dot)com>
Subject: Re: HOT for PostgreSQL 8.3
Date: 2007-02-09 18:47:40
Message-ID: 3331.1171046860@sss.pgh.pa.us
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Hannu Krosing <hannu(at)skype(dot)net> writes:
> What are the problems with just shuffling the last (and only visible)
> tuple to replace the HOT-hain root and be done with it ?

ctid stops being a reliable identifier.

regards, tom lane

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