On 2020-Sep-02, David Rowley wrote:

> v7 (Separate Result Cache node)
> Query 1:
>  Execution Time: 894.003 ms
> 
> Query 2:
>  Execution Time: 854.950 ms

> v7 + hacks_V3 (caching done in Nested Loop)
> Query 1:
>  Execution Time: 770.470 ms
>
> Query 2
>  Execution Time: 779.181 ms

Wow, this is a *significant* change.

-- 
Álvaro Herrera                https://www.2ndQuadrant.com/
PostgreSQL Development, 24x7 Support, Remote DBA, Training & Services


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