Markus Metz-3 wrote > On Wed, Nov 15, 2017 at 1:36 PM, Helmut Kudrnovsky <
> hellik@ > > wrote: >> >> Background of the question in subject: the GRASS algs in upcoming QGIS3 > are >> working with v.external linked data. >> >> I've seen some modules doesn't work with such kind of data. >> >> Is there maybe a list already available? > > It depends also on the format that is linked in with v.external. For all > formats that do not have a key column (e.g. shapefile), attributes are not > accessible, and attributes would get lost when modifying the > geometries.Therefore it is generally not safe to link vector data with > v.external. In many cases it does not make sense to use v.external linked > data with simple features, instead vector data should be imported to get > true topology. If upcoming QGIS3 is working with v.external linked data, > the GRASS interface of QGIS is effectively broken. > > Markus M > > _______________________________________________ > grass-dev mailing list > grass-dev@.osgeo > https://lists.osgeo.org/mailman/listinfo/grass-dev in QGIS 3 options, a switch to v.in.ogr is possible.. I think we should communicate to the QGIS devs that v.external isn't the best choice. ----- best regards Helmut -- Sent from: http://osgeo-org.1560.x6.nabble.com/Grass-Dev-f3991897.html _______________________________________________ grass-dev mailing list grass-dev@lists.osgeo.org https://lists.osgeo.org/mailman/listinfo/grass-dev