From time to time, when adding new features in RadioDJ, also the database must be updated with new tables. The update process is very simple:
How to install RadioDJ database?
15 May, 2013-Tutorials, Video Tutorials
After installing and configuring mysql server, the next step is to install RadioDJ database. Make sure that you know the password you provided for MySQL, because you’ll need it here. Also, your MySQL server must run on this point.