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Lecture Notes in Computer Science
In a large distributed system spanning many administrative domains such as a Data Grid, it is desirable to maintain and query dynamic and timely information about active participants such as services, resources and user communities. However, in such a database system, the set of information tuples in the universe is partitioned over many distributed nodes, for reasons including autonomy, scalability, availability, performance and security. It is not obvious how to enable general-purposedoi:10.1007/3-540-36133-2_12 fatcat:5hlldamrnvagjml6nmvhn6sng4