[Dovecot] DBMail versus Dovecot (was: Using MySQL to store email?)

On Saturday, June 10, 2006 10:07 AM -0400 Charles Marcus <CMarcus@Media-Brokers.com> wrote:

A reference to DBMail was among the first responses, and there have been others.

Has anyone compiled a comparison of Dovecot to DBMail? Why would I chose one over the other?