PostGIS

From Postgres FM by Nikolay Samokhvalov and Michael Christofides

March 13, 2026 · 53 min · Episode 174

About this episode

Nik and Michael discuss PostGIS with guests Regina Obe and Paul Ramsey.

Nik and Michael are joined by Regina Obe and Paul Ramsey to discuss PostGIS. Here are some links to things they mentioned: Regina Obe https://postgres.fm/people/regina-obe Paul Ramsey https://postgres.fm/people/paul-ramsey PostGIS https://postgis.net MobilityDB https://github.com/MobilityDB/MobilityDB pgRouting https://github.com/pgRouting/pgrouting Google BigQuery GIS public alpha blog post https://cloud.google.com/blog/products/data-analytics/whats-happening-bigquery-integrated-machine-learning-maps-and-more PostGIS Day 2025 talk recordings https://www.youtube.com/watch?v=wuNO_cW2g-0&list=PLavJpcg8cl1EkQWoCbczsOjFTe-SHg_8m pg_lake https://github.com/Snowflake-Labs/pg_lake GeoParquet https://geoparquet.org ST_DWithin https://postgis.net/docs/ST_DWithin.html Postgres JSONB Columns and TOAST: A Performance Guide https://www.snowflake.com/en/engineering-blog/postgres-jsonb-columns-and-toast FOSS4G https://foss4g.org OpenStreetMap https://www.openstreetmap.org PgDay Boston https://2026.pgdayboston.org SKILL.md file https://github.com/postgis/postgis/blob/68dde711039986b47eb62feda45bb24b13b0ea37/doc/SKILL.md Production query plans without production data (blog post by Radim…

People in this episode

Hosts: Nikolay Samokhvalov, Michael Christofides

Guests: Regina Obe, Paul Ramsey

Topics covered

PostGIS
Geospatial Data
Database Technology
GIS
Open Source Software

Keywords

PostGIS
GIS
MobilityDB
pgRouting
OpenStreetMap
GeoParquet
FOSS4G

Mentioned in this episode

Organizations: PostGIS, MobilityDB, pgRouting, Google BigQuery, pg_lake, GeoParquet, OpenStreetMap, FOSS4G

Books & works: PostgreSQL: Up and Running, 4th Edition