Robert Haas wrote: > On Thu, Sep 15, 2016 at 9:59 AM, Tom Lane <t...@sss.pgh.pa.us> wrote: > > Possibly we ought to change things so that the default value of > > min_parallel_relation_size is a fixed number of bytes rather > > than a fixed number of blocks. Not sure though. > > The reason why this was originally reckoned in blocks is because the > data is divided between the workers on the basis of a block number.
Maybe the solution is to fill the table to a given number of blocks rather than a number of rows. -- Álvaro Herrera https://www.2ndQuadrant.com/ PostgreSQL Development, 24x7 Support, Remote DBA, Training & Services -- Sent via pgsql-hackers mailing list (firstname.lastname@example.org) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-hackers