In this paper, we propose a new data declustering method-RCMD, which is effective for all kinds of queries.
理论分析和试验结果表明本文提出的RCMD方法优于现有的数据分布方法，具有最好的查询处理性能。
Data declustering is the foundation of the parallel processing of database query, which has significant effect on query performance.
数据分布是数据库查询并行处理的基础，良好的数据分布方法对查询性能有着重要影响。
Parallel I/O can decluster the multidimensional dataset and store them. Based on this fact, a new cyclic declustering strategy for the large-scale multidimensional dataset is Theed. The e…
基于此，论文中提出了一种多维数据的循环拆分方法，它是对二维数据集合循环拆分分配方法的扩展，性能比较与分析表明了新算法的有效性。
After studying the questions of data allocation and tile declustering in heterogeneous disk systems, a same-rate virtual disk dividing method and a virtual disk sorting method are proposed.
着重讨论了异构磁盘系统的数据分配和瓦片分布问题，提出了一种速率均匀虚拟磁盘划分方法和一种虚拟磁盘排序方法。
After studying the questions of data allocation and tile declustering in heterogeneous disk systems, a same-rate virtual disk dividing method and a virtual disk sorting method are proposed.
着重讨论了异构磁盘系统的数据分配和瓦片分布问题，提出了一种速率均匀虚拟磁盘划分方法和一种虚拟磁盘排序方法。
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