Now, download Navicat. This is used for the Databases (SQL).
Link: Navicat MySQL
Install Navicat. After it's installed, run the program. You should see the connection "localhost" to the left. IF you do not, go to "File > New Connection". In the fields put this:
Connection Name: localhost
Host Name/IP Address: localhost
Port: 3306
Username: root
Password:
(Leave password blank) And click "Test Connection" and you should get a success. If you do, click "OK".
Now, click your connection "localhost" and right click and go to "New Database". Name the database "roseon" and click OK. Right click on the database you just made, and click "Execute batch file". Browse to the folder you extracted the server files, and find the folder named "database" and double click "osrose svn.sql". It will start the process that .sql file, it may take a few minutes. If everything went right, it should tell you it executed it successfully.