[QGIS-trac] Re: [Quantum GIS] #1718: Incorrect unique key interpretation on PostGIS view - view doesn't load as expected

Quantum GIS qgis at qgis.org
Sat May 30 14:00:51 EDT 2009


#1718: Incorrect unique key interpretation on PostGIS view - view doesn't load as
expected
-----------------------------------------------------+----------------------
        Reporter:  mwtoews                           |         Owner:  nobody       
            Type:  bug                               |        Status:  new          
        Priority:  major: does not work as expected  |     Milestone:  Version 1.0.3
       Component:  Data Provider                     |       Version:  HEAD         
      Resolution:                                    |      Keywords:               
Platform_version:                                    |      Platform:  Windows      
        Must_fix:  No                                |   Status_info:  0            
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Comment (by mwtoews):

 Replying to [comment:2 jef]:
 > QGIS fails to interpret the alternative names {{{spt}}}, {{{smp}}} and
 {{{ana}}}.  If you use the original names in the view the view is addable.

 Thanks jef, that's useful info. This means a simple workaround is to avoid
 table aliases in the PG view, e.g.:
 {{{
 CREATE OR REPLACE VIEW spot_analysis AS
  SELECT analysis.sid AS analysis_sid, spot.geometry, spot.id AS spot_id,
 sample.sid AS sample_sid, analysis.parameter, analysis.result
    FROM spot
    JOIN sample ON spot.id::text = sample.spot_id::text
    JOIN analysis ON sample.sid = analysis.sample_sid;
 }}}
 works fine in both 1.0.2 and 1.2.0

-- 
Ticket URL: <http://trac.osgeo.org/qgis/ticket/1718#comment:3>
Quantum GIS <http://qgis.org>
Quantum GIS is an Open Source GIS viewer/editor supporting OGR, PostGIS, and GRASS formats


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