geodatabase

A map showing in orange the range of steller's jay and in blue the range of blue jay over a gray shaded relief map of the United States.

Types of GIS Data Explored: Vector and Raster

Caitlin Dempsey

Explore the key differences between GIS vector and raster data, and how each type supports diverse spatial analysis tasks.

A Case Study on Converting a Geodatabase From ArcGIS for Use in QGIS

GIS Contributor

In this article Charles Altendorf outlines a method he developed to convert GIS data located in a geodatabase created in ArcGIS into open source data that can be used in QGIS.

Query result of GTS spatial data in mongoDB. From: Zhang, Song, & Liu, 2014.

GIS File Formats

Caitlin Dempsey

Listed here are some of the more common file formats along with associated file extension for GIS file types.