Synopsis A spatial database is a database that is optimized to store and query data related to objects in space, including points, lines and polygons. While typical databases can understand various numeric and character types of data, additional functionality needs to be added for databases to process spatial data types. These are typically called geometry or feature. The open geospatial consortium created the simple features specification and sets standards for adding spatial functionality to database systems. OGC Homepage.

Database systems use indexes to quickly look up values and the way that most databases index data is not optimal for spatial queries. Instead, spatial databases use a spatial index to speed up database operations.

Inaddition to typical SQL queries such as SELECT statements, spatial databases can perform wide variety of spatial operations. This book will be of immense help to all those contemplating to acquire expert knowledge of Spatial Database D.