Re: doc: clarify "pg_signal_backend" default role

On Mon, Jun 10, 2019 at 11:06:54AM +0900, Ian Barwick wrote:
> Currently the documentation for the default role "pg_signal_backend" states,
> somewhat ambiguously, "Send signals to other backends (eg: cancel query, terminate)",
> giving the impression other signals (e.g. SIGHUP) can be sent too, which is
> currently not the case.

(Perhaps you should avoid cross-posting?)

OK, I can see your point.

> Attached patch clarifies this, adds a descriptive paragraph (similar to what
> the other default roles have) and a link to the "Server Signaling Functions"
> section.

+1 for being more descriptive here.
--
Michael