[postgis-devel] [PostGIS] #1586: st_dumpaspolygons makes not valid polygons

PostGIS trac at osgeo.org
Mon Feb 20 10:16:01 PST 2012

#1586: st_dumpaspolygons makes not valid polygons
 Reporter:  jomarlla  |       Owner:  pracine      
     Type:  defect    |      Status:  new          
 Priority:  high      |   Milestone:  PostGIS 2.0.0
Component:  raster    |     Version:  trunk        
 Keywords:            |  

Comment(by pracine):

 We could simply add a ST_MakeValid() call to the plpgsql st_dumpaspolygons
 function (at a little performance cost). Users can also easily do it with
 the geom part of the geomval.

 any good reason why we would like to do it at the source?

 What did the fact that the returned geometry were invalid prevented you to

Ticket URL: <https://trac.osgeo.org/postgis/ticket/1586#comment:2>
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