No, I didn't configure it to use MYSQL. I'm just using it as the default text file/perl/cgi script. But from what I've read on the above mentioned pages, it appears that an existing board can be configured to use mysql.
This link describes the importation of the Discus text files into a mysql database:
http://support.discusware.com/center...40/dbmgr04.php
Thanks,
Rich