[postgis-devel] [PostGIS] #1806: Extremely slow and CPU-intensive ST_MakeValid (ST_BuildArea) case

PostGIS trac at osgeo.org
Tue May 8 11:42:40 PDT 2012


#1806: Extremely slow and CPU-intensive ST_MakeValid (ST_BuildArea) case
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 Reporter:  strk     |       Owner:  strk         
     Type:  defect   |      Status:  assigned     
 Priority:  high     |   Milestone:  PostGIS 2.0.1
Component:  postgis  |     Version:  2.0.x        
 Keywords:           |  
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Comment(by strk):

 After speeding up GEOS more, this case didn't gain that much speed.
 It's obviously a killer to perform 4000+ overlay operations... need a
 different approach!

-- 
Ticket URL: <http://trac.osgeo.org/postgis/ticket/1806#comment:12>
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