Tim Uckun wrote:
> pg_upgrade from 8.4 to 9.0 fails with the following error message.
> 
> old and new cluster lc_collate values do not match
> 
> 
> on 8.4 show lc_collate outputs
> ------------
>  en_NZ.utf8
> (1 row)
> 
> 
> on 9.0 it outputs
> ------------
>  en_NZ.UTF8
> (1 row)
> 
> 
> So the difference seems to be in capitalization. Presumably they are the
> same collation with "different" names so it strikes me as odd that
> pg_upgrade would balk and refuse to upgrade the database.
> 
> pg_upgrade should be able to tell that these are the same collations and go
> ahead with the upgrade.
> 
> It also should give some indication of how to overcome the problem.

[ Moved to hackers list.]

Interesting.  It can be easily fixed in the C code.  Does anyone know of
an example where the case of the locale name is significant in
controlling the behavior?

-- 
  Bruce Momjian  <br...@momjian.us>        http://momjian.us
  EnterpriseDB                             http://enterprisedb.com

  + It's impossible for everything to be true. +

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