rihad <rihad@xxxxxxx> writes: > What if only English letters are used in the textual indices (ascii > 0-127), would they still be impacted after datctype&datcollate > "C"->"en_US.UTF-8" change? Yes, as even minimal testing would have told you. C sort order is more case-sensitive, for instance. regards, tom lane -- Sent via pgsql-general mailing list (pgsql-general@xxxxxxxxxxxxxx) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-general