Essential PostGIS - DZone Refcardz
The Shapely User Manual — Shapely 2.0.1 documentation
sql - Join intersecting lines with PostGIS - Geographic Information Systems Stack Exchange
PostGIS | SpringerLink
shape types
postgresql - Find the nearest points along the linestring in specified distance limit and order - Stack Overflow
postgis - Closed Linestring - Geographic Information Systems Stack Exchange
postgresql - How to snap line string start & end vertex to the nearest point? - Stack Overflow
1022 (Buffering a specific closed linestring erroneously produces polygon without hole.) – GEOS
Splitting Geometries from Vertex Points with PostGIS
Chapter 2. Geometry types - PostGIS in Action
11. Spatial Relationships — Introduction to PostGIS
Discover PostGIS: Add Spatial functions to PostgreSQL
postgis/postgis.sql.in at master · nextgis-borsch/postgis · GitHub
data validation - PostGIS is_simple doesn't work for 3D linestring - Geographic Information Systems Stack Exchange
11. Spatial Relationships — Introduction to PostGIS
.png "Spatial Constraints with PostGIS in PostgreSQL- Part 3")
Spatial Constraints with PostGIS in PostgreSQL- Part 3
postgresql - ST_ApproximateMedialAxis leaving skeleton lines on final approximation - Stack Overflow
9. Geometries — Introduction to PostGIS
Spatial Queries - Working with Geometries #PostGIS | #PostgreSQL | #QGIS | Urdu/Hindi | #13 - YouTube
9. Geometries — Introduction to PostGIS
postgis/NEWS at master · postgis/postgis · GitHub
Spatial SQL with PostGIS and Postgres: What makes spatial queries special? - Microsoft Community Hub
PostGIS教程六：几何图形（geometry） - 知乎
9. Geometries — Introduction to PostGIS
