[postgis-users] Newbie problems

[daniel khan]

Hello list,

Thanks for all the answers. I think I understood now.

-- 
Daniel



On 5/19/05, Jean David TECHER <davidtecher at yahoo.fr> wrote:
> Daniel if U need more examples with more data and few (unfortunately poor)
> queries U can also try this link from my doc
>  
> http://techer.pascal.free.fr/postgis/postgresql800beta1/doc-en/html/ch04.html#id904373
>  
> It is in French but understandable (I hope)...Better to use a translator
> perhaps
>  
> ---------------------------------------------------------------
> TECHER Jean David
> 01MAP
> e-mail: david at 01map.net
> Tél: 04 67 45 60 27
> Entreprise: http://www.01map.net
> Perso: http://techer.pascal.free.fr/postgis/
> ---------------------------------------------------------------
> ----- Original Message ----- 
> From: daniel khan 
> To: postgis-users at postgis.refractions.net 
> Sent: Thursday, May 19, 2005 3:09 PM
> Subject: [postgis-users] Newbie problems
> 
> Hello List,
> 
> I am currently testing OpenGIS.
> I am also quite new to postgres as I only want to use it as GIS
> backend but I know how to use RDBMs in general.
> 
> I installed PostGIS and created the neccessary tables for the metadata
> and I also was able to follow some of the examples at the beginning of
> the manual.
> 
> But now I have a problem:
> 
> INSERT INTO ROADS_GEOM (ID,GEOM,NAME ) VALUES
> (1,GeomFromText('LINESTRING(191232 243118,191108
> 243242)',-1),'Jeff
> Rd');
> 
> gives
> 
> ERROR:  new row for relation "roads_geom" violates check constraint
> "enforce_srid_geom"
> 
> I understand what this generally means but I don't understand it in
> GIS context.
> What am I doing wrong? I am trying to understand the whole thing so
> removing the constraint may help in this case but won't explain the
> problem to me..
> 
> Thanks in advance
> 
> -- 
> Daniel
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