[Qgis-developer] Valid or invalid geom in PostGIS?

[aperi2007]

Hi,

I dont know any postgis specific server-side simplification option.

:(

Perhaps you mean the "rendering --> Enable feature simplification by 
default for newly added layers" ?


Thx.

A.



Il 16/01/2017 12:43, A Huarte ha scritto:
> Hi, do you have enabled the postgis server-side simplification for 
> this layer? Maybe it could throw these errors.
>
> Alvaro
>
> ------------------------------------------------------------------------
> *De:* aperi2007 <aperi2007 at gmail.com>
> *Para:* qgis-developer at lists.osgeo.org
> *Enviado:* Lunes 16 de enero de 2017 12:16
> *Asunto:* Re: [Qgis-developer] Valid or invalid geom in PostGIS?
>
> QGIS retrieve geometry from postgis using WKT or WKB ?
>
> AFAIK The WKT is less precision than WKB.
>
> A.
>
>
> Il 16/01/2017 11:37, Paolo Cavallini ha scritto:
> > Hi all,
> > when loading a layer in QGIS 2.18 I get from the PostGIS log panel a
> > series of notices of the type:
> >
> > 2017-01-16T11:34:52    1    NOTA: NOTICE: Self-intersection at or 
> near point
> > 619746.32941695023 4869530.4882389866
> > 2017-01-16T11:34:52    1    NOTA: NOTICE: IllegalArgumentException: 
> Invalid
> > number of points in LinearRing found 3 - must be 0 or >= 4
> >
> > Howevet, geoms seem valid:
> >
> > select ST_IsValid(the_geom) from istat where ST_IsValid(the_geom) = 
> FALSE;
> >  st_isvalid
> > ------------
> > (0 rows)
> >
> > I'm puzzled, any explanation?
> > Thanks.
>
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