GIS coaching for territorial management.
Starting with QGIS version 3.42, a subtle but powerful feature has been added to the context menu of vector layers: the “SQL Query…” option. This improvement provides a direct and user-friendly interface for running SQL queries,…
Read More
History of Parquet and GeoParquet 1. Apache Parquet – The original format History: Objective: GeoParquet – Geospatial extension of Parquet History : Year Event 2021 (April) First exchanges on GitHub and in open source communities to…
Read More
This subject comprises two articles. The first deals with importing ENC S57 files into a Postgresql/postgis database. The second deals with setting up an automatic symbology equivalent to nautical charts. You can download all the scripts…
Read More
This article completes the series of articles on creating a geopackage database to manage ENC nautical charts in QGis and the symbology of the various data layers. Working with a small number of maps presents no…
Read More
The project to integrate ENC maps into QGis in the form of Geopackage is now complete. This article completes the two previously published articles on ENC symbology in the Geopackage database. Adding symbology to Geopackage The…
Read More
The project to integrate ENC maps into QGis in the form of Geopackage is now complete. This article completes the two previously published articles on setting up and managing the Geopackage database. In the first article:…
Read More