Hi Martijn,

Here are replies by Eugeney Putilin (I translated it from Russian).

> I dare to raise the question: Aren't your proposed External
> Procedures actually internal procedures in a different language?

Yes, that's procedures in different languages, but the are external
from the engine's point of view.

> Even if they will be "external procedures", can the "external
> function" API be upgraded to the same mechanism?

Might be. However preference should be given to the languages
executing a code in a sandbox manner in order to avoid current
problems with incorrect UDFs that we have.

Best regards,
Eugeney Putilin