Re: alter user set local_preload_libraries.

Peter Eisentraut <peter_e@gmx.net> writes:
> On 9/1/14 7:51 AM, Kyotaro HORIGUCHI wrote:
>> The attached patch simply changes the context for local_... to
>> PGC_USERSET and edits the doc.

> I had this ready to commit, but then

>     Invent PGC_SU_BACKEND and mark log_connections/log_disconnections
> that way.

> was committed in the meantime.

> Does this affect what we should do with this change?

> I guess one thing to look into would be whether we could leave
> local_preload_libraries as PGC_BACKEND and change
> session_preload_libraries to PGC_SU_BACKEND, and then investigate
> whether we could allow settings made with ALTER ROLE / SET to change
> PGC_BACKEND settings.

Yeah, I was wondering about that while I was making the other commit.
I did not touch those variables at the time, but it would make sense
to restrict them as you suggest.
        regards, tom lane