[GRASS-dev] [GRASS GIS] #1747: v.rast.stats on dbf shapefile not enough precision even with DOUBLE PRECISION

GRASS GIS trac at osgeo.org
Fri Sep 28 10:26:17 PDT 2012


#1747: v.rast.stats on dbf shapefile not enough precision even with DOUBLE
PRECISION
----------------------+-----------------------------------------------------
 Reporter:  vesnikos  |       Owner:  grass-dev@…              
     Type:  defect    |      Status:  new                      
 Priority:  normal    |   Milestone:  6.4.3                    
Component:  Vector    |     Version:  6.4.2                    
 Keywords:            |    Platform:  Linux                    
      Cpu:  x86-32    |  
----------------------+-----------------------------------------------------
 When I'm doing v.rast.stats with grass (v6.4.2) and a polygon  with a dbf
 db, the results come back for each row with two decimental numbers. The
 column attribute is of type "DOUBLE PRECISION" . That presicion is not
 enough.

 for grass7 the v.rast.stats come back with much better presicion(<6
 decimental digits)

 http://i49.tinypic.com/2iqohmu.png

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Ticket URL: <http://trac.osgeo.org/grass/ticket/1747>
GRASS GIS <http://grass.osgeo.org>



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