Matthijs Holter wrote:
> Hi!
>
> I'm setting up a multi-user system where I want different users to have
> access to different tuples in the same schema. So that, for instance, userA
> and userB both have access to the schema "Cars (color, age)", but only userA
> has access to "car1 red 12" and userB has access to "car2 blue 1".
>

How's that supposed to work for tuples that don't exist yet?