[CentOS] rpm requires logic

Mon Dec 14 11:00:09 UTC 2015
Leon Fauster <leonfauster at googlemail.com>

Exists the possibility to define an RPM requires 
statement with a logic? Like:

Requires: mysql-server OR mysql55-mysql-server

MTAs like postfix have "Provides: MTA" to provide 
such facility. I do not see such possibility for 
DB packages ...