[GRASS-user] How to change vector category values?

Markus Neteler neteler at osgeo.org
Mon Dec 3 07:29:03 PST 2012

On Wed, Nov 21, 2012 at 1:40 PM, Thomas Adams - NOAA Federal
<thomas.adams at noaa.gov> wrote:
> List:
> I have 31 river basins (vector areas) with randomly assigned cat values; I
> would like to assign the cat values to something more meaningful to me,
> namely, I want the cat values to reflect upstream to downstream
> computational order when modeling. How do I re-assign the cat values?

You may use:

    catadd: Set new categories to selected vector features for defined layer
    catdel: Delete categories from selected vector features for defined layer

Hope this helps

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