We have already discussed the topic of geometry validation through a series of articles (in french):
- GIS tools for validation of geometries (1)
- Geometry validation GIS tools (2): Spatiality and PostGis
- Geometry validation tools (3): FME
- Geometry validation tools (4): Geomedia Intergraph
- Geometry validation tools (5) with QGis
In this article we will discuss, in detail, how to detect and rectify geometric problems in a PostgreSQL / Postgis table using SQL queries.
Continue reading “How to rectify the geometry of a Postgis table”