[postgis-devel] [PostGIS] #456: ST_isValid false negative

PostGIS trac at osgeo.org
Mon Mar 1 09:42:02 PST 2010


#456: ST_isValid false negative
---------------------+------------------------------------------------------
 Reporter:  strk     |       Owner:  pramsey
     Type:  defect   |      Status:  new    
 Priority:  medium   |   Milestone:         
Component:  postgis  |     Version:  1.5.X  
 Keywords:           |  
---------------------+------------------------------------------------------
 >strk=# select st_isvalidreason('MULTILINESTRING((20 20, 20 20))');
 >              st_isvalidreason
 >---------------------------------------------
 > Too few points in geometry component[20 20]
 >(1 row)
 >
 >strk=# select st_isvalidreason('MULTILINESTRING((0 0, 10 0),(20 20, 20
 >20))');
 > st_isvalidreason
 >------------------
 > Valid Geometry
 >(1 row)

-- 
Ticket URL: <http://trac.osgeo.org/postgis/ticket/456>
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