Is that a serious question? I often trust users enough to read my stuff, but not to change it. I feel like I'm in some kind of alternative universe when you a

Is that a serious question? I often trust users enough to read my stuff, but not to change it. I feel like I'm in some kind of alternative universe when you ask me a question like this. Access control is basic file system stuff, and has been forever. My understanding is that DB can't coordinate access control across the platforms that it supports. I don't understand why they can't build their own access control layer.