On 2019/04/19 3:13, Robert Haas wrote:
> On Tue, Apr 16, 2019 at 10:49 PM Amit Langote
> <Langote_Amit_f8@lab.ntt.co.jp> wrote:
>> Maybe, not show them? That may be a bit inconsistent, because the point
>> of VERBOSE is to the targetlist among other things, but maybe the users
>> wouldn't mind not seeing it on such empty Append nodes. OTOH, they are
>> more likely to think seeing a subplan that's clearly prunable as a bug of
>> the pruning logic.
>
> Or maybe we could show them, but the Append could also be flagged in
> some way that indicates that its child is only a dummy.
>
> Everything Pruned: Yes
>
> Or something.
Such an approach has been proposed too, although not with a new property text.
Thanks,
Amit