[postgis-tickets] [PostGIS] #3448: ST_Distance yields inconsistent results when used in a statement involving multiple Point and Multipolygon Geography pairs
PostGIS
trac at osgeo.org
Wed Apr 13 15:09:14 PDT 2016
#3448: ST_Distance yields inconsistent results when used in a statement involving
multiple Point and Multipolygon Geography pairs
----------------------+-------------------------------------------
Reporter: ewcz | Owner: pramsey
Type: defect | Status: new
Priority: medium | Milestone: PostGIS 2.2.3
Component: postgis | Version: 2.2.x
Resolution: | Keywords: ST_Distance, _ST_DistanceTree
----------------------+-------------------------------------------
Comment (by pramsey):
Confirmed on OSX and against trunk,
{{{
select
_st_distancetree(n.location, p.outline),
_st_distanceuncached(n.location, p.outline),
n.node_id, p.iid
from n, p;
_st_distancetree | _st_distanceuncached | node_id | iid
------------------+----------------------+---------+-----
1951140.06557644 | 1951140.06557644 | 1 | 1
0 | 1730626.4137779 | 2 | 1
1727662.9835187 | 1727662.9835187 | 3 | 1
(3 rows)
}}}
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Ticket URL: <https://trac.osgeo.org/postgis/ticket/3448#comment:2>
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