David Rowley <david.row...@2ndquadrant.com> writes: > On 27 March 2018 at 13:26, Alvaro Herrera <alvhe...@alvh.no-ip.org> wrote: >> synchronized_seqscans is another piece of precedent in the area, FWIW.
> This is true. I guess the order of aggregation could be made more > certain if we remove the cost based optimiser completely, and just > rely on a syntax based optimiser. None of this is responding to my point. I think the number of people who actually don't care about aggregation order for these aggregates is negligible, and none of you have argued against that; you've instead selected straw men to attack. regards, tom lane