[postgis-tickets] [PostGIS] #3864: Sorting by geometry is slower than sorting by geohash

PostGIS trac at osgeo.org
Tue Oct 3 10:44:43 PDT 2017


#3864: Sorting by geometry is slower than sorting by geohash
----------------------+---------------------------
  Reporter:  komzpa   |      Owner:  pramsey
      Type:  defect   |     Status:  new
  Priority:  medium   |  Milestone:  PostGIS 2.4.1
 Component:  postgis  |    Version:  2.3.x
Resolution:           |   Keywords:
----------------------+---------------------------

Comment (by komzpa):

 3.5% of improvement via memcpy removal in #3871:

 {{{
 [local] gis at gis=#  create table juno_osm_point_pt2 as (select * from
 juno_osm_point_unclustered ORDER BY way);
 SELECT 159843185
 Time: 1459625,971 ms (24:19,626)
 }}}

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Ticket URL: <https://trac.osgeo.org/postgis/ticket/3864#comment:19>
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