GIS Databases: Spatial and Non-spatial

In this chapter, you will learn about the type and management of databases in a GIS environment. After reading this chapter you should be able to understand the following: Types of GIS database—spatial and non-spatial Representation of spatial features of the Earth’s surface by vector and raster data structures (point, line and polygon) Advantages and disadvantages of raster and vector data structures Types of non-spatial data structure—hierarchical, networking and relational Different sources of spatial and non-spatial databases