| From: | Bruce Momjian <bruce(at)momjian(dot)us> |
|---|---|
| To: | Heikki Linnakangas <hlinnaka(at)iki(dot)fi> |
| Cc: | Robert Haas <robertmhaas(at)gmail(dot)com>, Jim Nasby <Jim(dot)Nasby(at)bluetreble(dot)com>, Sawada Masahiko <sawada(dot)mshk(at)gmail(dot)com>, Greg Stark <stark(at)mit(dot)edu>, PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org>, Jeff Janes <jeff(dot)janes(at)gmail(dot)com> |
| Subject: | Re: Freeze avoidance of very large table. |
| Date: | 2015-04-23 15:53:37 |
| Message-ID: | 20150423155337.GE31856@momjian.us |
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| Lists: | pgsql-hackers |
On Thu, Apr 23, 2015 at 06:52:20PM +0300, Heikki Linnakangas wrote:
> >Agreed. Are you saying we can't find a way to fit an 8-byte value into
> >the existing page in a backward-compatible way?
>
> I'm sure we can find a way. We've discussed ways to handle page
> format updates in pg_upgrade before, and I don't want to get into
> that discussion here, but it's not trivial.
OK, good to know, thanks.
--
Bruce Momjian <bruce(at)momjian(dot)us> http://momjian.us
EnterpriseDB http://enterprisedb.com
+ Everyone has their own god. +
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