Are you an EPFL student looking for a semester project?
Work with us on data science and visualisation projects, and deploy your project as an app on top of Graph Search.
This lecture introduces topological spatial queries in Geographic Information Systems, covering SQL queries to explore spatial relations, calculate distances, and create new objects through intersection, difference, and more. It also explains SQL functions for spatial operators like Intersection, Difference, Union, SymDifference, Buffer, and ConvexHull.