PostgreSQL is a open source object-relation database management system with comprehensive features.
PostgreSQL supports a large part of the SQL standard and offers many modern features: complex queries, foreign keys, triggers, views, transactional integrity and multiversion concurrency control. Also, PostgreSQL can be extended by the user in many ways, for example by adding new data types, functions, operators, aggregate functions, index methods and procedural languages. And because of the liberal license, PostgreSQL can be used, modified, and distributed by anyone free of charge for any purpose, be it private, commercial, or academic.
Since more and more users use PostgreSQL to manage the vast amount of spatial data in GIS application, SuperMap desktop provides a series of support for PostgreSQL database. The PostgreSQL Guide provides description for the database installation, the server configuration, the database configuration and the notes.
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