Posted in Database, Open Source GIS, Techniques on Jun 08, 2022
How can a geometry be invalid? It sounds impossible but it can happen. Fortunately, invalidity is not at all fatal. Once you understand the problem, fixing it is easy.
Posted in Database, Open Source GIS, Techniques on Dec 07, 2021
This is the final post in the simplification series. It reveals a new way to restore the congruent fit of a polygon layer after it has been simplified.
Posted in Database, Open Source GIS, Techniques on Aug 12, 2021
What is topology and why does it matter? This post continues to explore the complications of simplifying GIS data.
Posted in Database on Nov 02, 2020
Information is food for thought. It's the home-cooked data casserole we all crave. Of course, good information requires quality ingredients and careful preparation. Proper storage is also an important part of a healthy diet.
Posted in Database, Techniques on Sep 27, 2019
How can you change the symbol used to draw a feature on your map when a new record is written to a related table? A smart database can do that for you.
Posted in ArcGIS, Business, Database on Aug 13, 2017
What, exactly, is an enterprise GIS? This post provides an overview and links to a SpherAware whitepaper that describes an ArcGIS security innovation for business environments.