"Bakkiya" <bakkiya(at)gmail(dot)com> writes:
> We have postgresql 8.3.8 version on 32 bit and 64 bit SLES servers. On both
> the servers we are having the client encoding as UNICODE
> show CLIENT_ENCODING --- "unicode"
> We have created the database with UTF8 encoding.
> But when we give uppoer/lower of any extended characters, it is behaving
> differently.
Sounds like you have different locale settings in the two databases.
regards, tom lane