Re: Parallel INSERT (INTO ... SELECT ...)

On Mon, Oct 5, 2020 at 4:26 PM Bharath Rupireddy
<bharath.rupireddyforpostgres@gmail.com> wrote:
>
> On Wed, Sep 30, 2020 at 7:38 AM Greg Nancarrow <gregn4422@gmail.com> wrote:
> >
>
> I have one question which is common to both this patch and parallel
> inserts in CTAS[1], do we need to skip creating tuple
> queues(ExecParallelSetupTupleQueues) as we don't have any tuples
> that's being shared from workers to leader?
>

As far as this patch is concerned we might need to return tuples when
there is a Returning clause. I think for the cases where we don't need
to return tuples we might want to skip creating these queues if it is
feasible without too many changes.

-- 
With Regards,
Amit Kapila.