A cluster computing framework for processing large-scale geospatial data
A single-node analytical database engine with geospatial as a first-class citizen
A benchmark for assessing geospatial SQL analytics query performance across database systems
Native DuckDB extension with Jev-style SQL functions backed by a local Laya model, with NorthSea spatial examples
MCP server for spatial analysis over remote GeoParquet files, read in place by DuckDB — no import step, predicate and projection pushdown into the remote Parquet.
Esercitazione guidata sui database geospaziali
AtlasSQL-BR: A Brazilian Portuguese Geospatial Text-to-SQL Dataset with Spatial Hierarchies
Safe MCP server that lets AI assistants query PostGIS and Oracle Spatial and answer with maps.
Production patterns for spatial data on Apache Iceberg and Delta Lake — partitioning, predicate pushdown, query engines (DuckDB/Trino/Sedona), GeoParquet, and Python workflows. An engineering reference site.
A reproducible geospatial analytics platform for exploring neighbour change across Toronto.
Reproducible PostGIS spatial-SQL pipeline for geospatial site screening: Docker, pinned open data, tests, CI.
Full-stack GIS routing MVP using PostGIS, pgRouting, Flask, Docker, and Leaflet for route alternatives, blocked zones, and traffic-point simulation.
PostGIS analysis of global land surface exposure by geologic period
Databricks pipelines joining demographic records to GB geographic reference data: NHSPD, ODS, LSOA/ICB boundaries, Census 2021; spatial joins, versioning, reconciliation, pseudonymisation, disclosure control
Spatial-SQL (DuckDB) screen of hospitals, nursing homes, schools and fire/EMS in FEMA flood zones, Texas Gulf Coast
Dockerized PostGIS demo screening candidate solar/wind sites against grid proximity and protected land, tagged with real South African municipal boundaries (MDB shapefile).
Curated, example-driven reference for 92 PostGIS ST_* functions and spatial operators. Every entry has a SQL example with its real result, psycopg and GeoAlchemy2 snippets, SRID gotchas, GiST index behaviour and common mistakes. Search from the terminal, or generate a single self-contained searchable HTML page.
Production-grade spatial data pipelines with dbt, PostGIS, and DuckDB — practical guides on CRS governance, geometry validation, spatial macros, and CI testing.
Production-focused guides and runnable Python, SQL & CLI recipes for automating SpatiaLite & GeoPackage — offline-first spatial databases: format internals, serialization, R-tree indexing, transactions, and field sync.
Interactive scrollytelling map of Austin urban heat: summer land surface temperature vs tree canopy, impervious surface, and income across 65 neighborhoods. Earth Engine, PostGIS, R, Leaflet.
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