[postgis-users] very strange bug generating incorrect ST_Distance calculations

Paul Ramsey pramsey at cleverelephant.ca
Thu Jan 10 04:24:05 PST 2019

Comparing the results of _ST_DistanceTree and _ST_DistanceUnCached is
a good way to tease out whether there are differences between the
implementations without having to fight the caching machinery along
the way.


On Thu, Jan 10, 2019 at 7:00 AM Raúl Marín Rodríguez
<rmrodriguez at carto.com> wrote:
> Hi,
> In my case I get dist_geography between gid 1 and gid 3 0 in both queries.
> This looks like a possible issue around the geos cache, something similar
> to https://trac.osgeo.org/postgis/ticket/4269. Can you run them with
> --
> Raúl Marín Rodríguez
> carto.com
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