On Tuesday, April 3, 2018, Artur Formella <a(dot)formella(at)tme3c(dot)com> wrote:
>
> And the question: is it possible to achieve more concurrent execution plan
> to reduce the response time? For example:
> Thread1: aa | dd | ff | primary
> Thread2: bb | ee | gg
> Thread3: cc | -- | hh
>
If and how depends greatly on your version.
https://www.postgresql.org/docs/10/static/parallel-query.html
David J.