"Florian G. Pflug" <fgp(at)phlo(dot)org> writes:
> At least for my usecases, a blocking "notify" would be a serious
> problem. It basically means that one broken that stops calling
> "listen ..." for whatever reason can cause all other clients to
> stop..
Nonsense. This is not about the clients, it's about the backends.
regards, tom lane