Simon Riggs <simon(at)2ndQuadrant(dot)com> writes:
> I definitely wouldn't presume that anybody using Hot Standby would
> necessarily want NOTIFY to reach the standby, especially if there was an
> overhead to doing so. If using NOTIFY is the favoured approach, I would
> add a separate parameter for it and/or an explicit option on NOTIFY.
Yeah, I had just come to the same conclusion: you'd want a separate
spigot handle on sending NOTIFY to WAL, regardless of any general flag
about HS.
regards, tom lane