[Gdal-dev] ogr2ogr: seamless vmap without tile boundaries?

[Dylan Beaudette]

On Tuesday 08 August 2006 07:16, Holger Wilken wrote:
> Re: [Gdal-dev] ogrinfo / ogr2ogr and vmap under windows?my experiments with
> the VMAP data (convert to Shapefiles, merge them into one, and import into
> ArcSDE/Oracle Spatial) lead me to another question, but I am not sure, if
> ogr2ogr is the right tool:
>
> The VMAP data is divided into tiles, which are converted as well. So
> polygons and lines crossing a tile border are separated. I want to correct
> the data and combine divided geometries with the same attributes into a
> single new one, in order to get a seamless map without tile boundaries.
> Does anyone know how to do it with either open source tools or Oracle
> functions?
>
> thanks in advance
>
> Holger

See GRASS or PostGIS and the 'dissolve' concept.

Cheers,

-- 
Dylan Beaudette
Soils and Biogeochemistry Graduate Group
University of California at Davis
530.754.7341