Suppose you had access to such primitives; your goal in this project would be to explore how to use them to make distributed query processing more efficient.
假设可以取得此类原始工具，专题的目标是研究如何运用它们让分布型查询处理更加有效。
To solve that problem, OODT provides transparent access to distributed resources, functionality for data discovery and query optimization, as well as distributed processing and virtual archives.
为了解决那个问题，OODT提供了对分布式资源的透明访问、数据恢复和查询优化功能以及分布式处理和虚拟存档。
The distributed data query is the core of the distributed database managing system, but the optimized query algorithm is the key technology in query processing.
分布式数据查询是分布式数据库管理系统的核心，而查询优化算法又是查询处理中的关键技术。
For the distributed database systems, query processing becomes more difficult because of distribution and redundance of data.
在分布式数据库系统中，由于数据的分布和冗余，查询处理变得更为复杂。
In this paper, we describe an algorithm, for query processing with semantic optimization in distributed relational database systems.
本文描述一个分布式关系数据库系统中具有语义优化的查询处理算法。
The query processing in the distributed database systems is comprehensively summarized. This paper shows that using HASHING method for thereduction of semi-join communication cost is beneficial.
本文较全面地总结了分布式数据库系统的查询处理，并提出用HASHING方法减少半连接通讯的开销是有利的。
In the distributed query optimization, both local processing cost and transmission cost should be thought over simultaneously.
在分布式查询优化中，应同时考虑本地处理代价和传输代价。
The distributed data query is the core of the distributed database managing system, but the optimized query algorithm is the key technology in query processing.
多级安全查询处理器是多级安全数据库的核心部分，它提供对安全级查询的支持。
The distributed data query is the core of the distributed database managing system, but the optimized query algorithm is the key technology in query processing.
多级安全查询处理器是多级安全数据库的核心部分，它提供对安全级查询的支持。
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