Re: Optimising compactify_tuples()

On Wed, Sep 16, 2020 at 1:30 PM David Rowley <dgrowleyml@gmail.com> wrote:
> Thanks a lot for the detailed benchmark results and profiles. That was
> useful.  I've pushed both patches now. I did a bit of a sweep of the
> comments on the 0001 patch before pushing it.
>
> I also did some further performance tests of something other than
> recovery. I can also report a good performance improvement in VACUUM.
> Something around the ~25% reduction mark

Wonderful results.  It must be rare for a such a localised patch to
have such a large effect on such common workloads.