A Framework of XML-Based Geospatial Metadata System

摘要

This paper presents the study of a XML-based geospatial metadata system. After a brief review about relevant XML technology, a data structure of XML document is introduced. The conversion between relational database and XML document are discussed, with emphasis on the algorithm of function form, XML file, and the algorithm appraisement. The deployment of the XML technology system on the geospatial metadata system with public traffic transfer algorithm is given.