<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 TRANSITIONAL//EN">
<HTML>
<HEAD>
<META HTTP-EQUIV="Content-Type" CONTENT="text/html; CHARSET=UTF-8">
<META NAME="GENERATOR" CONTENT="GtkHTML/3.28.3">
</HEAD>
<BODY>
I tried the short one of course , worked perfectly ;-)<BR>
<BR>
<BR>
Thanks a lot for your efforts. <BR>
<BR>
Cheers, <BR>
<BR>
stefan<BR>
<BR>
On Mon, 2012-02-13 at 03:06 -0800, Hamish wrote:
<BLOCKQUOTE TYPE=CITE>
<PRE>
Moritz wrote:
> With options first and multi v.build.polylines just copies
> the attribute tables as is, i.e. it does not delete any
> lines for which there are no more category values in the
> vector file.
>
> To create an attribute table that corresponds to the current
> vector amp with the following steps (supposing that the
> vector map is called river_poly):
>
> db.copy from_table=river_poly to_table=river_bak # create
> backup of existing table
> v.db.connect -d river_poly # erase line between vector map
> and table river_poly
> db.droptable river_poly # erase table river_poly
> v.db.addtable river_poly # create new table for vector map
> river_poly
>
> If you do all this using an SQL backend (e.g. SQLite or
> PostgreSQL), you can then use v.db.join to join any
> attributes from the original table river_bak to the new
> table river_poly.
would 'v.extract list=1-9999999' also work?
Hamish
</PRE>
</BLOCKQUOTE>
</BODY>
</HTML>