[GRASS-user] importing a vector, problem with duplicate column name: cat_

Margherita Di Leo diregola at gmail.com
Thu Aug 4 01:06:08 PDT 2016


On Thu, Aug 4, 2016 at 9:48 AM, Markus Metz <markus.metz.giswork at gmail.com>

> On Thu, Aug 4, 2016 at 9:24 AM, Margherita Di Leo <diregola at gmail.com>
> wrote:
> > Hi,
> >
> > importing a vector either using v.import GUI or v.in.ogr, it tries to
> rename
> > the column <cat> into <cat_>, but both already exist and it throws out an
> > error.
> >

> >
> > Is there a way to overcome this?
> you can overcome this with the columns option of v.in.ogr.
> Thank you for your suggestion. Do I understand correctly that this will
add a third column? If in my work flow I have to import-process-export
multiple times, this will add a column every time unless I explicitly drop
a column?

Margherita Di Leo
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