query postgis through wms

Steven De Vriendt gisaalter at GMAIL.COM
Mon Nov 19 09:51:12 EST 2007


How can I see what SRID the data is using ? I'm quite new to all this...

Steven

On Nov 19, 2007 3:41 PM, Marcos Sánchez Provencio <marcos at burke.ath.cx>
wrote:

> Try using the srid your data is stored in instead of 31300. You might
> use the function getsrid
>
> SELECT getsrid(the_geom) from b_capa_percid limit 1;
>
>
> El lun, 19-11-2007 a las 15:26 +0100, Steven De Vriendt escribió:
> > Marcos,
> >
> > When I try your suggestion Mapserver returns:
> >
> > −
> >     <ServiceExceptionReport version="1.1.0">
> > −
> >     <ServiceException>
> >
> > msDrawMap(): Image handling error. Failed to draw layer named
> > 'percelen'.
> > msPOSTGISLayerWhichShapes(): Query error. Error executing POSTGIS SQL
> > statement (in FETCH ALL): DECLARE mycursor BINARY CURSOR FOR SELECT
> > asbinary(force_collection(force_2d(the_geom)),'NDR'),gid::text from
> > (SELECT * FROM b_capa_percid) AS foo WHERE the_geom &&
> > setSRID('BOX3D( 76945.5918856108 189996.502536997,91328.1081143621
> > 201805.497460877)'::BOX3D, 31300 )
> > -ERROR:  Operation on two geometries with different SRIDs
> >
> >
> > </ServiceException>
> > </ServiceExceptionReport>
> >
> > On Nov 19, 2007 3:19 PM, Marcos Sánchez Provencio
> > <marcos at burke.ath.cx> wrote:
> >         try
> >         DATA "the_geom from (SELECT * FROM b_capa_percid) as foo
> >         using srid=31300 using unique gid"
> >
> >
> >
> >         El lun, 19-11-2007 a las 09:48 +0100, Steven De Vriendt
> >         escribió:
> >
> >         > DATA "the_geom from b_capa_percid"
> >
> >
> >
>
>
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