Robert Haas <robertmh...@gmail.com> writes: > On Wed, Sep 6, 2017 at 3:41 PM, Tom Lane <t...@sss.pgh.pa.us> wrote: >> I'm not entirely following. I thought that add_path was set up to treat >> "can be parallelized" as an independent dimension of merit, so that >> parallel paths would always survive.
> Here, the Gather path is not parallel-safe, but rather > parallel-restricted: Ah, right, the problem is with the Gather not its sub-paths. >> Might be a tad messy to rearrange things that way. > Why do you think I wanted you to do it? :-) I'll think about it. regards, tom lane -- Sent via pgsql-hackers mailing list (pgsql-hackers@postgresql.org) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-hackers