他使用一个分布式查询将信息装载到这个本地表。
He USES a distributed query to load information into this local table.
在跨服务器的分布式查询中支持XML发布和增强的数据类型。
XML publishing and enhanced data type support in cross-server distributed queries.
可在访问处于多个服务器实例中的数据库的子句中包含分布式查询。
You can have distributed queries inside the using clause that access databases on more than one server instance.
所以大多数研究分布式查询优化以减少通讯开销为目标。
So most research of distributed query optimization aim at reducing communication cost.
提供关于如何调优联邦系统中一个分布式查询的性能的提示和技巧。
Provides helpful hints and tips on how to tune the performance of a distributed query in a federated system.
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。
In the distributed query optimization, both local processing cost and transmission cost should be thought over simultaneously.
在参与分布式查询的所有数据库中，各种数据类型必须定义有相同的层次结构和类型转换。
The distinct data types must have exactly the same hierarchy and casts defined in all databases participating in the distributed queries.
要改进性能，联合需要经常使用缓存、物理查询表(MQT)以及分布式查询优化和执行。
To improve performance, federation frequently USES caching, materialized query tables (MQTs), and distributed query optimization and execution.
联邦系统的性能是否与一些已有的用户编写的实现相同分布式查询的应用程序的性能相当。
The performance of the federated system is comparable to the performance of some existing user-written application program that implements the same distributed query
该分布式数据服务中间件可满足企业分布式查询、分布式计算等实际应用需求。
The distributed data access middleware may meet the needs of distributed data query and distributed calculation of enterprise.
在分布式查询处理中，要根据不同的优化目的来设计各种查询处理的优化算法。
In Distrabuted query, we should devise the query optimization algorithm according to different optimization purpose.
远程服务器登记到事务中的唯一方法是成为分布式查询或远程存储过程调用的目标。
The only way for a remote server to enlist in the transaction is to be the target of a distributed query or a remote stored procedure call.
在描述对联邦系统执行的不同类型的查询和操作之前，我们首先对分布式查询的处理过程作一个概述。
Before we describe the different types of queries and operations that you can perform on your federated system, we would like to first provide an overview of how a distributed query is processed.
并用实例证明其相对于没有进行分布式查询优化的算法可以大大减少网络上传输的数据量。
The method of distributed query optimization is analyzed deeply which use semi-join algorithm and query tree disassembling.
本文设计和实现了一个分布式的城市电磁环境数据库系统以及系统中的分布式查询处理模块。
This paper designed and realized a distributed database system of the urban electromagnetic environment and the distributed query processor in the system.
联邦数据库系统的用户可以对存储在联邦系统中任意位置的数据进行分布式查询，不管自己的位置在哪里，也不管数据源使用的是哪种SQL方言。
Users of a federated database system can pose distributed queries over data stored anywhere in the federated system, regardless of its location or the SQL dialect of the data source.
在分布式数据库系统中，由于数据的物理分布使得分布式查询处理增加了许多新的复杂性，不同的查询处理策略，其查询处理代价和复杂度是大不一样的。
When adding distributed data into the database system, distributed query process is more difficult and complicated. The cost of query process is different due to different query process tactics.
DNS是一个分布式服务，只要知道是谁在请求信息，就有多个服务器能够响应某个给定的查询。
DNS is a distributed service, in that more than one server is capable of responding to a given query, providing it knows who to ask for the information.
分布式环境内的聚集查询。
每个员工的工资再次增加了10%，并且从不同的分区读取各个Employee对象，从而显示了查询的分布式特性。
Again, each individual salary has increased by 10% and each Employee object has been read from a different partition, showing the distributed nature of your query.
一个通向Memcache的JCache (JSR 107)接口，提供快速、临时的分布式存储，用于缓存查询和计算。
A JCache (JSR 107) interface to Memcache to provide fast, temporary distributed storage for caching queries and calculations.
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。
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.
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。
For the distributed database systems, query processing becomes more difficult because of distribution and redundance of data.
在速度方面，SpamAssassin比分布式黑名单运行得更快，因为分布式黑名单需要查询网络服务器。
SpamAssassin runs much quicker than distributed blacklists, which need to query network servers.
同时还研究了典型的用户查询和分析模式对多orolap模型及其算法、分布式数据仓库中组成员的管理和维护的影响。
Typical user query and analysis patterns and their performance impact on the Multi-OROLAP model and algorithms, group membership management and maintenance of multi-data warehouses are also discussed.
尽管在分布式处理中也使用某些集中式查询处理中的技术和方法，但就其问题的规模和优化的因素，都与集中式查询处理有质的不同。
Although some technique and ways to query in centralized database system can also be used in distributed one, there are basic differences between them in terms of scale and factors of databases.
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。
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.
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。
In this paper, we describe an algorithm, for query processing with semantic optimization in distributed relational database systems.
为了提高分布式系统的查询性能，通过研究数据之间的关系，提出一个关联数据分布树。
To improve query performance of distributed system, a conjunction data distribution tree is proposed by studying relation between data.
提出一种基于会话管理器的站点查询算法和分布式备份模型，保证系统可靠协作。
A query algorithm and distributed backup model based on session manager are proposed to guarantee the reliability of cooperative editing systems.
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