GENERALIZED ALGORITHMIC CONTROL BLOCKS FOR SEQUENTIAL AND PARALLEL QUERIES IN DISTRIBUTED DIRECTORY NETWORKS

摘要

GENERALIZED ALGORITHMIC CONTROL BLOCKS FORSEQUENTIAL AND PARALLEL QUERIES INDISTRIBUTED DIRECTORY NETWORKSABSTRACTA database directory system for processing userqueries includes a plurality of directory service units(DSU) which provide one or more directory service functions,the system including a directory operation control blockfor controlling directory system functions for userqueries, the directory operation control block containingan affinity list, a query algorithm control field, anintegrity parameters field and an access control field anda query control block, the query control block containinginformation indicating the origin of a query received bya DSU.