Geospatial Indexing with PostGIS
Add the PostGIS extension, store geometry/geography, and query spatial relationships with GiST indexes.
What Is PostGIS?
The most powerful geospatial extension in any open source DB. Adds geometry/geography types, hundreds of spatial functions, and GiST/SP-GiST indexes for fast spatial queries.
Enable PostGIS
It's a contrib extension:
CREATE EXTENSION postgis;
SELECT PostGIS_Version();All lessons in this course
- Trigram Search (pg_trgm) for Fuzzy Matching
- Full-Text Search with tsvector and GIN
- Geospatial Indexing with PostGIS
- Vector Search with pgvector