[postgis-tickets] [PostGIS] #3025: Analyze not creating spatial statistics on LineString Z geometry

PostGIS trac at osgeo.org
Wed Jan 28 08:31:43 PST 2015


#3025: Analyze not creating spatial statistics on LineString Z geometry
------------------------------+---------------------------------------------
 Reporter:  rightway          |       Owner:  pramsey
     Type:  defect            |      Status:  new    
 Priority:  medium            |   Milestone:         
Component:  postgis           |     Version:  2.1.x  
 Keywords:  extents, analyze  |  
------------------------------+---------------------------------------------
 I’ve loaded a line shapefile containing height information into PostGIS
 using OGR2OGR.  The shapefile has loaded OK and the geometry all seems to
 be fine in PostGIS, showing as a LineStringZ geometry.

 When I run st_estimated_extent on the table it fails with the error
 message ‘ERROR: stats for “testlayer.shape” do not exist.
 When I run an analyze on the table it says "NOTICE: no non-null/empty
 features, unable to compute statistics"

 Running st_isvalidreason(shape) on the table says that all the geometry is
 valid.

 I haven't had the chance to test any other types of 'Z' or 'M' geometry
 but I assume they behave the same way.

 We are running on:
 PostGIS 2.1.5  64 bit
 Postgres 9.3.5 64 bit
 Windows 2012

-- 
Ticket URL: <http://trac.osgeo.org/postgis/ticket/3025>
PostGIS <http://trac.osgeo.org/postgis/>
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