On Thu, Oct 8, 2020 at 03:43:32PM -0400, Tom Lane wrote:
> "Daniel Westermann (DWE)" <daniel.westermann@dbi-services.com> writes:
> >> I was hoping someone more experienced with this would comment, but
> >> seeing none, I will apply it in a day or two to all supported versions?
> >> Have you tested this output back to 9.5?
>
> > I hoped that as well. No, I tested down to 9.6 because the change happened in 10.
>
> The patch assumes that parallel query is enabled, which is not true by
> default before v10, so it should certainly not be applied before v10
> (at least not without significant revisions).
I think we should just go for simple application cases for this.
--
Bruce Momjian <bruce@momjian.us> https://momjian.us
EnterpriseDB https://enterprisedb.com
The usefulness of a cup is in its emptiness, Bruce Lee