Shivender Devarakonda <shivenderd(at)gmail(dot)com> writes:
> I am using Postgres SQL version 8.3 server and I have a client that uses
> Postgres SQL JDBC driver. I have a user "admin" with the password having
> japaneese charecters .
Just a guess, but I suspect it's an encoding issue. I expect JDBC would
send the password in utf8 encoding. Maybe you defined the password in
a session that was using a different encoding?
regards, tom lane