as much as I dislike (understatement) Oracle my few encounters with it not only showed ability to provide an "API" through SQL to client apps, there was also ap

as much as I dislike (understatement) Oracle my few encounters with it not only showed ability to provide an "API" through SQL to client apps, there was also apparently quite capable JVM inside. Really complex things could be delivered, main issue was always tradeoffs of Oracle itself (portability of Oracle vs Performance loss compared to more native systems) and licensing.