GIS coaching for territorial management.
An open format for geospatial information GeoPackage is a compact, portable, self-descriptive and open, standards-based, platform independent and allowing geospatial information transfer format. The GeoPackage standard is composed of a set of conventions to store in…
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After discussing the ArcMap tool ( GIS tools for validating geometries (1) ) and the tools Spatialite / PostGIS ( GIS tools for validating geometries (2): Spatialite and PostGIS) we will discuss the available tools when…
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In the previous article (GIS Tools for validating geometries (1)) we processed the Italian Communes layer (com2011.shp) with the ArcMap geometry checker. We did not detect any anomalies. Now, let’s load this layer into a Spatialite…
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You have already been faced with the problem of a field name that does not satisfy you . But as soon as data has been entered in the table it is no longer possible to modify…
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Management and treatment algorithms for GIS data are developed with the assumption that the geometry of the entities meets certain specifications. When the data processing algorithms deal with data that does not respect these specifications, the…
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We have discussed how to start with Postgresql / Postgis. Once you have your database, the next most common need is to upload online the data. Of course, there are many technical possibilities to do this.…
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