Chapter Seven
Distribution and Query Federation
Abstract
This chapter presents the main advantages and challenges in using a distributed RDF stores. It considers the two main types of such systems: homogeneous and heterogeneous ones. The former comprises peer to peer and client server approaches while the latter regroups query federation and mediator-based solutions.
Keywords
Homogeneous and heterogeneous distributed database management system
Fragmentation
Allocation
Peer to peer
Client server architecture
SPARQL endpoint
mediator-based system
7.1. Introduction
The RDF database management systems we have studied so far are characterized as centralized, which means that storage and processing are taken over by a single machine. While ...
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