Learn how to use spatial SQL and functions to find the nearest point to a location or feature in a spatial database. Also, learn how to test and optimize your spatial queries.

PostgreSQL’s PostGIS extension is a powerful tool for geographic objects and spatial queries. Oracle Spatial and Graph provide similar functionalities but with different syntax and capabilities.

The new spatial data management feature provides an SQL schema and functions that facilitate the storage, retrieval, update, and query of collections of spatial features in Oracle Database 11 g ...

The rapid rise in spatial data volumes from diverse sources necessitate efficient spatial data processing capability. Although most relational databases support spatial extensions of SQL query ...