[Qgis-user] Split concentric polygons with a unique function

[G. Allegri]

What do you mean with "splitting"?
Do you mean perform difference? E.g. make polygon id=1 become a polygon
with a hole defined by polygon with id=2?
Or do you mean splitting into several layers?

giovanni


2014-05-27 10:39 GMT+02:00 Paolo Antonelli <geol.paoloantonelli at gmail.com>:

> Hi,
>
> i have a polygonal shapefile consists of 10 concentric areas. The column
> ID of this shp identifies these 10 polygons.
>
>
> [image: Immagine in linea 1]
>
>
>
> There is a feature that allows you to split each polygon based on the
> remaining polygons, using the field ID?
> In this case, for several reason, I cannot use "Delete ring"
>
> Many thanks,
> paolo
>
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Giovanni Allegri
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