Carlos Ortiz Quiros wrote:

> ...
> I think there should be a comparison or a document
> that tells which is better database than other.
> ...

"Better" may depend on your requirements (how is that for a definitive
statement...)

Just be aware of some of the "gotchas". Here are some of MySQL's:
http://sql-info.de/mysql/gotchas.html

I haven't seen such a document for Fb, but if you have followed the support
list for some months ...


--
Aage J.