Andres Freund <andres(at)2ndquadrant(dot)com> writes:
> On 2014-08-28 10:20:08 -0400, Tom Lane wrote:
>> Having said that, there's a nearby thread about inventing a "SUBACKEND"
>> GUC category, and that's likely what we'd really want to use here, just
>> on the grounds that superusers would know better.
> What we really want is PGC_SIGHUP | PGC_BACKEND, right?
How you figure that? You *don't* want it to change at SIGHUP, at least
not in existing sessions. And the postmaster already thinks it should
reload PGC_BACKEND variables on SIGHUP.
regards, tom lane