index的例句大全

Otherwise, the query semantics do not allow index usage.

否则，查询语义不允许使用索引。

Since/ text() generally makes a difference for query semantics, it also makes a difference for index eligibility.

既然/text（）通常会使查询语义不同，它也会使索引合格性不同。

Particularly, the index construction methods, semantic coordination, query semantics, query processing strategies, types of queries supported, and query optimization of P2P database-style queries are discussed in detail.

然后针对上述3个方面，论述P2P数据管理研究的现状，着重讨论了P2P数据库查询的索引构造策略、语义异构的解决方法、查询语义、查询处理策略、查询类型和查询优化技术。

In database terms: A word ( or index ) used to identify a database record.

数据库术语: 用于确定数据库记录的词或索引.

Secondary Link as Result of Database Index Searching by ASP Technique

用ASP技术实现数据库检索结果的二次连接

This thesis aims to explore new ways of image database index technique of content-based image search engine after regional weighted entropy is applied to image feature extraction.

本文将区域加权信息熵应用于图像特征提取，探索基于内容图像搜索引擎图像库索引技术新途径。

As mentioned before, a database index is critical to performance.

正如上面所提到的那样，数据库索引对性能来说十分关键。

Research on Main-Memory Database Index Mechanism and its Optimization

主存数据库索引机制及其优化研究

Firstly, basing on the microstructure of stock market of our country, this thesis analyzes the reason and course of liquidity risk, and constructs the risk index-loss value of price spread.

首先基于我国股票市场微观结构、交易制度的现实，分析了投资者进行股票交易时所面临的市场流动性风险产生的原因与过程，并构造了本文的市场流动性风险指标&价差损失值。

Taking the chart data of format S-57 as the source data, in this paper we utilize the database management system Oracle 9i to build up electronic chart database, and also accomplish quick searching for the SENC data through R-tree spatial index technology.

本文以S&57标准格式的海图数据为数据源，利用Oracle9i数据库管理系统，建立电子海图数据库，并借助R树空间索引技术，实现电子海图数据的快速检索。

Lattice index mechanism in spatial object database system

空间对象数据库的网格索引机制

Computer index system of criminal DNA database

罪犯DNA数据库计算机检索系统

The paper also talks about design plan of 600 MW ultra supercritical tower type lignite boiler and key performance index which this kind of boiler can reach.

最后详细介绍了600MW超超临界塔式褐煤锅炉设计方案和能达到的关键性能指标。

In the server explorer window, expand the data connection from which you want to drop an index.

在“服务器资源管理器”窗口中，展开要从中删除索引的数据连接。

The G7 Lei index slipped into negative territory in February for the first time since July 2005.

而今年2月，七大工业国领先经济指标自2005年7月以来首次跌入负值区域。

Results The pyramid and the renal arterial resistant index were increased in ATN.

结果:ATN组较正常组锥体增大,肾动脉阻力指数增高.

The input price index dropped to60.2 in August, the lowest level this year, from July's63.1, indicating that" the prices level is stabilizing", Cai said in the statement.

进口价格指数八月份下降到60.2，为本年最低水平，7月份为63.1，这一现象说明价格水平正在稳定当中。

By FFF regression of Andersen and Bollerslev ( 1997), we analysis the periodicity of Shanghai stock index 5-min high frequency data and the long memory characters in filtered absolute returns.

采用Andersen和Bollerslev（1997）的FFF回归方法，对上证综合指数高频数据中的周期性进行了分析，并分析了剔除周期后的绝对收益的长记忆性。

In the intervention community various kinds of health education and health promotion had been carried out. the level of knowledge, attitude and behavior ( KAB) and body mass index ( BMI) were evaluated.

在干预社区开展多种形式的健康教育和健康促进活动，评价干预和对照两社区人群KAB水平和体质指数变化。

This index can bethe Gross National Product, Per-Capital Income, S & amp ; P 500, etc.

这个指数可以用国内总产值(theGross NationalProduct), 人均收入(Per -Capital Income), 30种工业股票价格的道琼斯指数等等来表示.