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Geospatial Indexing Sampler

  • Geospatial indexing is a technique used to filter GPS points without using traditional tools like PostGIS.
  • Popular geospatial indexing methods include Geohash, H3, and S2, which divide the globe into shapes like rectangles, hexagons, and curves.
  • These indexes can be used to quickly find objects in specific areas or map viewports.
  • By incorporating these indexes in database tables, filtering GPS data based on location becomes efficient.

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