What locale do you use? It seems that problem is in collation. Try it with C.
Zdenek
Pavel Stehule napsal(a):
> Hello
>
> I tested head again from scratch with negative results:
>
> http://www.pgsql.cz/data/regression.diffs
> http://www.pgsql.cz/data/regression.out
>
> Regards
> Pavel Stehule
>
>
> [pavel@nemesis pgsql]$ uname -a
> Linux nemesis.nat.buk.cvut.cz 2.6.24.3-34.fc8 #1 SMP Wed Mar 12
> 18:17:20 EDT 2008 i686 i686 i386 GNU/Linux
>
> [pavel@nemesis pgsql]$ cat /etc/redhat-release
> Fedora release 8 (Werewolf)
>