This book contains up-to-date contributions in research and application in geographic information systems. The contributions include the following areas: spatial access methods, (spatial) query languages, (spatial) user interfaces, spatial data models, system design and database management, object oriented data models and architectures, parallel processing in GIS.

Inhalt
Geographic Information Management The ESPRIT Basic Goods Action.- Beyond Query Languages for Geographic Databases: Data Cubes and Maps.- Implementation of a User Environment for a Spatial DBMS.- Extending a Spatial Database System by Graphs and Object Class Hierarchies.- A Model for Complex Data: Completeness and Soundness Properties.- Object-Based Data Model and Deductive Language for Spatio-Temporal Database Applications.- Object-Oriented Database Systems for Geographic Applications: an Experiment with O2.- Loading Spatial Features into the Incomplete Pyramid Data Structure.- Global Order Makes Spatial Access Faster.- Evaluation of Spatial Access Methods with Oversize Shelves.- An Efficient Map Overlay Algorithm Based on Spatial Access Methods and Computational Geometry.- How to Split Buckets in Spatial Data Structures.- A Guaranteed Approximation Algorithm for On-line Computing Quadtree Border.- Parallel Processing of a Class of Geographical Queries.- An Access Method Based Query Processor for Spatial Database Systems.- A Multi-layered Approach to Query Processing in Geographic Information Systems.