[postgis-users] Multipolygon intersection GEOS error

Marc Jacquin marc.jacquin at geosys-inc.com
Thu Apr 29 09:11:19 PDT 2004


How can I get the GEOS version? I have not made the install myself. I may
have a telnet and psql access to the server. That's it.

-----Message d'origine-----
De : postgis-users-bounces at postgis.refractions.net
[mailto:postgis-users-bounces at postgis.refractions.net] De la part de strk
Envoyé : jeudi 29 avril 2004 18:14
À : PostGIS Users Discussion
Objet : Re: RE : [postgis-users] Multipolygon intersection GEOS error

On Thu, Apr 29, 2004 at 06:04:43PM +0200, Marc Jacquin wrote:
> Sorry for forgetting.
> Postgres 7.4.1
> PostGIS is supposed to be 0.8.1 but postgis_version() returns :
> 
> 0.8 USE_GEOS=1 USE_PROJ=1 USE_STATS=1

postgis_version() is a pl/pgsql function.
unless you installed postgis on a fresh database it won't change
its output from last installation.
Also, are you using GEOS-1.0.0 ?
--strk;

> 
> Marc
> 
> -----Message d'origine-----
> De : postgis-users-bounces at postgis.refractions.net
> [mailto:postgis-users-bounces at postgis.refractions.net] De la part de strk
> Envoyé : jeudi 29 avril 2004 17:40
> À : PostGIS Users Discussion
> Objet : Re: [postgis-users] Multipolygon intersection GEOS error
> 
> On Thu, Apr 29, 2004 at 05:04:21PM +0200, marc.jacquin at geosys-inc.com
wrote:
> > Hi,
> > 
> >  
> > 
> > The database I am using contains 2 PostGIS layers both multipolygon
type,
> > same projection.
> > 
> >  
> > 
> > I am trying an intersection through psql :
> > 
> >  
> > 
> > Select intersection(table1.the_geom, table2.the_geoom) from table1,
> table2;
> > 
> >  
> > 
> > and I get this as a result :
> > 
> >  
> > 
> > NOTICE:  AssertionFailedException: Should never reach here: Unknown
> > Precision Model type encountered
> > 
> > ERROR:  GEOS intersects() threw an error!
> > 
> >  
> > 
> > Even when adding a where clause to limit the features from both tables.
> > 
> >  
> > 
> > Any idea ?
> 
> What postgis / GEOS version are you using ?
> --strk;
> 
> > 
> >  
> > 
> > Thanks
> > 
> >  
> > 
> > Marc
> > 
> 
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> > postgis-users at postgis.refractions.net
> > http://postgis.refractions.net/mailman/listinfo/postgis-users
> 
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