What is geospatial data?

When a set of data encompasses geographic location as the reference component, it is referenced to as geospatial data. It represents some information about a specific location or over a range of a given location. The location can range from a specific point to a larger area. Oftentimes, GIS and geospatial data are interchangeably used.

GIS is a programmatic system that creates, stores and analyses geospatial data.

View the original blog hereUnderstanding Geospatial Data

To know more about, how geospatial data can be used using postgis please take a gander at the follow up article:Getting started with PostGIS.