[gdal-dev] ogr2ogr PROMOTE_TO_MULTI with linestrings?
even.rouault at spatialys.com
Tue May 16 06:53:16 PDT 2017
On mardi 16 mai 2017 09:21:06 CEST Stephen Woodbridge wrote:
> I'm just trying to load the census roads data. I think what happened is
> that when the table was created using -nlt PROMOTE_TO_MULTI it was
> created as polygon geometry. then the subsequent insert failed. I change
> the script to -nlt MULTILINESTRING and it loaded all the data. I found a
> post from Even circa 2012 IIRC that indicated PROMOTE_TO_MULTI should
> work for both polygons and linestrings.
It does, but it promotes the layer geometry type *source* to the corresponding
multi geometry type. It doesn't take into account the target layer geometry type.
We should perhaps have a a-nlt DST_GEOMETRY_TYPE for that.
Spatialys - Geospatial professional services
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