Hi,Robert. Thanks for your reply. As far as I looked into postgre's source, I came to know that It seems that it uses strcoll to compare strings. So it depends on the underlying operating system,like you said.
Charles. -- Sent via pgsql-hackers mailing list (pgsql-hackers@postgresql.org) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-hackers