Information about the column definitions, index, and statistics for a nickname is stored in the DB2 federated database system catalogs.
关于列定义、索引以及昵称统计信息的信息存储在DB 2联邦数据库系统编目中。
Since a DB2 buffer pool is a part of the main memory of the system, the DB2 database manager allocates it for caching tables and index data when it reads or writes to and from media disks.
因为db2缓冲池是系统主内存的一部分，DB 2数据库管理器在它读取或写入磁盘介质时将它分配给缓存表和索引数据。
Those details are not discussed here; instead this article describes the general idea and its adaptation to integrate a hash index into a database system using the DB2 index extension mechanism.
本文并不讨论这些细节，而是描述一般的思想，以及使用DB 2索引扩展机制将hash索引集成到数据库系统中。
The results are instantaneous because the system has created a database (also known as an index) to tell you where files are located.
结果是即时的因为系统已经创建了一个数据库（也被称为索引）来告诉你文件存储在何处。
Moreover, the encryption method is based on the extended index mechanism of database system, and can not be implemented on all databases.
而且这种加密方式依赖于数据库系统的扩展索引机制，并不能在所有数据库上实现。
EXist XML database: Download the eXist database, an open source database-management system that stores XML data according to the XML data model and features efficient, index-based XQuery processing.
eXistXML数据库：下载eXist数据库，一个开源数据库管理系统，它根据XML数据模型存储XML数据，并以高效、基于索引的XQuery处理著称。
This system can automatically collect the UV index data, analyse and check the history database, research the law of UV radiation in the region.
该系统可自动采集紫外线强度指数数据，进行历史数据库的分析和查询，研究该地区紫外线强度的变化规律。
This paper puts forward an information retrieval system based on XML documents database on the foundation of segmentation technology, index technology and structured query language technology.
在分词技术、索引技术、结构化查询语言技术的基础上，提出了一个基于XML文档数据库的信息检索系统，这一系统模型主要由分词模块、索引模块及查询模块组成。
In the embedded database system, the highly effective index mechanism is the base of the highly effective inquiry.
在嵌入式数据库系统中，实现高效查询必须有一套高效的索引机制。
In forest resources database, the query efficiency is the main index for the database system performance.
在森林资源数据库系统中，应用系统的查询效率是衡量其实用性的关键指标。
This paper has introduced the design methodology of main memory, database index in fire monitoring system, and compared the system running efficiency in these two situations.
本文介绍了消防监控系统中内存数据库索引的设计方法，并对比了两种方法下的系统运行效率。
This article describes the principle of full text retrieval system, analysis of word-based index of the table structure methods and the establishment of the index database.
阐述了全文检索系统的原理，分析了基于字表结构的索引组织方法和索引库的建立。
Knowledge database is composed of experiential knowledge, index system and the basic circumstance of bidder unit.
其知识库由经验知识、指标体系、单位基本情况组成。
A database is a computerized filing system, the electronic equivalent of a card index or filing cabinet.
数据库是一个计算机化的文件系统，相当于一个电子的卡片索引或者档案橱柜。
The key problem is to create a classification number descriptor parallel index database during the design of a vocabulary switching system.
本文针对手工建立分类表叙词表转换系统的缺点，用计算机设计了一个分类表叙词表转换系统。
The key problem is to create a classification number descriptor parallel index database during the design of a vocabulary switching system.
本文针对手工建立分类表叙词表转换系统的缺点，用计算机设计了一个分类表叙词表转换系统。
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