On Thu, 2023-02-09 at 09:54 +0100, Joseph Kennedy wrote: > As I wtote, I would like restrict access to sensitive or restricted information > for some users (eg. hide data of one or more clients for some database users). > > My question is: do you know some other solution to do that ? It is easy to hide data from users: use permissions or row level security. It is impossible to hide metadata from users, but we don't consider that a problem. If you want that, use a database or a database cluster per user. Yours, Laurenz Albe