Subject: Re: LC_COLLATE and pg_upgrade
From: Peter Eisentraut <peter_e@gmx.net>
To: Bernhard Schrader <bernhard.schrader@innogames.de>
Cc: pgsql-admin@postgresql.org
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Date: Wed, 16 Feb 2011 15:06:45 +0200
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On ons, 2011-02-16 at 13:14 +0100, Bernhard Schrader wrote:
> If i reinitialize the database cluster, won't i have to pg_dump restore
> my data? In this case the downtime would be to big. Therefore I'm
> searching for a faster way. 

I said reinitialize your new database cluster.  Since you're running
pg_upgrade, I assume your new cluster has no data in it worth keeping.

> utf8 and UTF-8, should be the same in my opinion, so i think there must
> be a way to just change this value, so that pg_upgrade can do his work,
> or is this impossible?

No, you can't change it with any reasonable effort.  (You can manually
edit pg_control and recalculate the checksum, if you must.  Don't do
that, though.)