Re: Logic behind parallel default? WAS: Rename max_parallel_degree?

Josh berkus <josh@agliodbs.com> writes:
> Is there a thread on how we determined this default of 2?  I can't find
> one under likely search terms.

The 9.6 open-items list cites

https://www.postgresql.org/message-id/flat/20160420174631.3qjjhpwsvvx5bau5@alap3.anarazel.de
        regards, tom lane