I'm very interested in hearing more. What do you mean by lacking safety? As in the DB invariants aren't? Or lack of durability? Or as in, easy-to-misuse query l

I'm very interested in hearing more. What do you mean by lacking safety? As in the DB invariants aren't? Or lack of durability? Or as in, easy-to-misuse query language? And to help calibrate, what are your preferred languages and styles?