PostGIS extends the capabilities of the PostgreSQL relational database by adding support for storing, indexing, and querying geospatial data. PostGIS features include:

Installing PostGIS If you are running your own system, and want to install PostGIS (and PostgreSQL) directly on it yourself, here are some basic instructions.

Getting Started The very basics of enabling and maybe installing PostGIS. Official Manual Most queries can be answered in the reference material of the official manual. Tips & Tricks Some short articles …

PostGIS turns the PostgreSQL Database Management System into a spatial database by adding support for the three features: spatial types, spatial indexes, and spatial functions.

Welcome to PostGIS workbook, accompanying videos (Quisheng Wu) - spatial data management with PostgreSQL, PostGIS, and Jupyter Python Notebook. This workbook also uses some data from …

This documentation is for the released branches and will contain corrections and errata as they are available. PostGIS 3.6 ( HTML | PDF | EPUB ) PostGIS 3.5 ( HTML | PDF | EPUB ) PostGIS 3.4 ( …

Dec 1, 2025 · PostGIS is an extension to the PostgreSQL object-relational database system which allows GIS (Geographic Information Systems) objects to be stored in the database.

Nov 19, 2025 · PostGIS 是一种扩展功能，适用于 PostgreSQL 对象关系数据库系统，它允许将 GIS（地理信息系统）对象存储在数据库中。 PostGIS 包含对基于 GiST 的 R-Tree 空间索引的支持，以及用 …

Introduction to PostGIS 13. Spatial Joins ¶ Spatial joins are the bread-and-butter of spatial databases. They allow you to combine information from different tables by using spatial relationships as the join …

The Simple Features for SQL (SFSQL) specification, the original guiding standard for PostGIS development, defines how a real world object is represented. By taking a continuous shape and …