multiprocessing systems; indexing; tree data structures; magnetic disc storage; performance evaluation; distributed databases; large index maintenance; multiprocessor multidisk environments; secondary memory indices; dedicated secondary memory; shared memory; local broadcast network; straightforward method; declustering; index record partitioning; local B/sup tree; totally distributed B/sup tree method; combined distribution method; tightly coupled environments; performance; approximate analysis; simulation; database systems; RAID; redundant array of inexpensive disks; data structures; distributed file systems; distributed indices
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