<br><br><div><span class="gmail_quote">On 7/21/06, <b class="gmail_sendername">Odoardo Zecca</b> <<a href="mailto:odoardo.zecca@gmail.com">odoardo.zecca@gmail.com</a>> wrote:</span><blockquote class="gmail_quote" style="border-left: 1px solid rgb(204, 204, 204); margin: 0pt 0pt 0pt 0.8ex; padding-left: 1ex;">
<div>Thank you Maciej.<br><br>It seem to work only for points, but not for lines. Maybe this doesn't work for lines because they don't have a unique x and y but only a unique z, or am I doing something wrong?</div></blockquote>
<div><br>OK! the right option is 'start' (or 'end'):<br><br> v.db.addcol map=cl6361 layer=1 "columns=x double precision,y double precision,z double precision"<br><br> v.to.db map=cl6361 type=line layer=1 qlayer=1 units=meters option=start column=x,y,z
<br></div><br>Thank you very much, Maciej, this is an important step for may work!<br></div><br>