[postgis-tickets] [PostGIS] #3313: Where is money town? ST_PointGeoHash regression differnce between 2.1.8 and 2.2.0

PostGIS trac at osgeo.org
Sun Oct 4 01:21:58 PDT 2015


#3313: Where is money town? ST_PointGeoHash regression differnce between 2.1.8 and
2.2.0
---------------------+---------------------------
 Reporter:  robe     |      Owner:  pramsey
     Type:  defect   |     Status:  new
 Priority:  medium   |  Milestone:  PostGIS 2.2.0
Component:  postgis  |    Version:  trunk
 Keywords:           |
---------------------+---------------------------
 Which one of these is the right answer or are they both wrong?


 {{{
 SELECT  ST_AsText(ST_PointFromGeoHash('monkey')) As output,
   ST_GeoHash(ST_PointFromGeoHash('monkey'));
 }}}

 In:

 {{{
 POSTGIS="2.2.0dev r14180" GEOS="3.5.0-CAPI-1.9.0 r4090" PROJ="Rel. 4.9.1,
 04 March 2015" GDAL="GDAL 2.0.1, released 2015/09/15" LIBXML="2.7.8"
 LIBJSON="0.12" RASTER

            output            |      st_geohash
 -----------------------------+----------------------
  POINT(54.140625 -21.796875) | mhns0000000000000000
 (1 row)


 }}}


 {{{

 POSTGIS="2.1.8 r13780" GEOS="3.5.0-CAPI-1.9.0 r4088" PROJ="Rel. 4.8.0, 6
 March 2012" GDAL="GDAL 1.11.1, released 2014/09/24" LIBXML="2.7.8"
 LIBJSON="UNKNOWN" RASTER

                   output                   |      st_geohash
 -------------------------------------------+----------------------
  POINT(53.9593505859375 -44.1732788085938) | m0nkeys0000000000000
 (1 row)
 }}}


 I have to say I find the 2.1.8 answer more visually appealing

--
Ticket URL: <https://trac.osgeo.org/postgis/ticket/3313>
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