[postgis-tickets] [PostGIS] #4732: long planning time

PostGIS trac at osgeo.org
Wed Aug 19 01:31:41 PDT 2020


#4732: long planning time
--------------------------+---------------------------
  Reporter:  michal       |      Owner:  pramsey
      Type:  enhancement  |     Status:  closed
  Priority:  low          |  Milestone:  PostGIS 3.1.0
 Component:  postgis      |    Version:  3.0.x
Resolution:  wontfix      |   Keywords:
--------------------------+---------------------------

Comment (by Algunenano):

 > just to understand: the most expensive step is to calculate perfectly
 round buffer around the point, which is calculated in the planning time
 (and not execution time).

 No, the most expensive step is to convert the geography to the best SRS as
 this requires initializing PROJ. Once you have the best SRS, generating
 the buffer is really fast.

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Ticket URL: <https://trac.osgeo.org/postgis/ticket/4732#comment:6>
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