[GRASS-user] Re: How to extract z-coordiante and write it into attribute table?

[TimNorwey]

Vincent Bain wrote:
> 
> If your map is a 3d vector, v.db.connect will do the job.
> First create 3 new numeric fields in the table (x,y,z), run v.db.connect
> with the coord option : it will feed these attributes. 
> Then you can drop x,y columns if you don't need them anymore.
> 

Thank you for you quick answer. 

I added the the columns, but I can´t find the coord option within
v.db.connect?

Thanks, 
Tim

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