Re: Adding description about the random_page_cost and parallel_leader_participation

2020-09-01 Thread Bruce Momjian
On Tue, Sep 1, 2020 at 05:26:50PM +, PG Doc comments form wrote: > The following documentation comment has been logged on the website: > > Page: https://www.postgresql.org/docs/12/runtime-config-query.html > Description: > > I recently have an observation that the combination of random_page_

Adding description about the random_page_cost and parallel_leader_participation

2020-09-01 Thread PG Doc comments form
The following documentation comment has been logged on the website: Page: https://www.postgresql.org/docs/12/runtime-config-query.html Description: I recently have an observation that the combination of random_page_cost and parallel_leader_participation can cause a performance regression. However