MySQL based VS Config files based DNS

[valter]

What are the advantages and disadvantages of having MySQL based DNS over config files based DNS server?

[falko]

Quote from http://www.howtoforge.com/installing-mydns-and-mydnsconfig-3-on-fedora-10 :

The advantage is that MyDNS simply reads the records from the database, and it does not have to be restarted/reloaded when DNS records change or zones are created/edited/deleted.