You could set the nls_comp parameter to "linguistic". This should also work when using the like operator. Of course, you should test very carefully for possible side affects. regards, Freek D'Hooge Uptime Oracle Database Administrator e-mail: freek.dhooge@xxxxxxxxx tel. +32 (0)3 451 23 82 http://www.uptime.be disclaimer From: oracle-l-bounce@xxxxxxxxxxxxx [oracle-l-bounce@xxxxxxxxxxxxx] On Behalf Of Roger Xu [wellmetus@xxxxxxxxx] Sent: 20 July 2009 18:49 To: oracle-l@xxxxxxxxxxxxx Subject: How can I create a case-insensitive database in oracle? Hi List, I have read the following but I am looking for a way to create a case-insensitive database. Is it even possible? http://askanantha.blogspot.com/2007/07/making-oracle-case-insensitive.html Thanks, Roger Xu -- //www.freelists.org/webpage/oracle-l