geospatial

Geospatial data represents geographic locations and shapes. I use PostGIS for spatial queries. Point data stores coordinates—latitude, longitude. LineString represents paths. Polygon defines areas. Spatial indexes (GIST) enable fast proximity queries.

Location data becomes useful when spatial joins and distance-based features are handled correctly. GeoPandas is enough for many routing, service coverage, and market analysis tasks before you need heavier GIS infrastructure. I care about coordinate sy