Re: log_duration is redundant, no?

"Guillaume Smet" <guillaume.smet@gmail.com> writes:
> I mean:
> log_duration = on
> log_min_duration_statement = 500
> would log only duration for queries faster than 500 ms and duration +
> query text for queries slower than 500ms (we can easily avoid
> redundancy).

I don't find this very persuasive --- it sounds awfully messy, and in
fact isn't that exactly the old behavior we got rid of because no one
could understand it?
        regards, tom lane