[Catalyst] user maintenance

[Adam Bartosik]

> MySQL 4.x and 5.0 will accept the above SQL syntax, but will silently
> ignore it, and not actually perform any referential integrity checking,
> nor cascading. ie. It all looks like it's working fine, until it breaks
> horribly when you get into detailed testing. You have been warned.

Please, please RTFM before writing such things, eg:
http://dev.mysql.com/tech-resources/articles/mysql-enforcing-foreign-keys.html
It is better to know how stuff works - there are different formats of
tables (storages) in MySQL so you can use what is better for your
needs and defaults are not always the best. It just like flexibility
in Catalyst compared to ... Rails?

-- 
Adam Bartosik