On 14 March 2018 at 11:36, Andrew Dunstan
<andrew.duns...@2ndquadrant.com> wrote:
> Here are the benchmark results from the v15 patch. Fairly similar to
> previous results. I'm going to run some profiling again to see if I
> can identify any glaring hotspots. I do suspect that the "physical
> tlist" optimization sometimes turns out not to be one. It seems
> perverse to be able to improve a query's performance by dropping a
> column.

Can you explain what "fdnmiss" is that appears in the results?

 David Rowley                   http://www.2ndQuadrant.com/
 PostgreSQL Development, 24x7 Support, Training & Services

Reply via email to