On 3 October 2016 at 10:58, Ivan Voras <ivo...@gmail.com> wrote: > I get that, my question was more about why the index scan returned 25 mil > rows, when the pages are sequentially filled by timestamps? In my > understading of BRIN, it should have returned a small number of pages which > would have been filtered (and sorted) for the exact data, right?
That could be most simply explained if the distribution of your data is not what you think it is. -- Simon Riggs http://www.2ndQuadrant.com/ PostgreSQL Development, 24x7 Support, Remote DBA, Training & Services -- Sent via pgsql-performance mailing list (pgsql-performance@postgresql.org) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-performance
