Prior to your index creation effort, you may run PERFORMER to get a performance baseline for later comparison.
在进行创建索引的工作之前,您可以运行PERFORMER来获得性能基线,以便稍后进行比较。
If the index is being bypassed, then the RHS of the comparison should be type-cast.
如果会绕过索引,应该对比较表达式的RHS执行类型转换。
For comparison, Figure 3 illustrates the access plan where I forced the DB2 optimizer to ignore the index by adding the clause SELECTIVITY 1 to the predicate in the where clause.
为了便于比较,图3显示了通过将SELECTIVITY1子句添加到where子句的谓词中,强迫db2优化器忽略索引的访问计划。
It says that the function must be used in an expression involving the comparison operation and that the search method "equals" of the index extension hash_index is referred to.
这说明,该函数必须在一个涉及比较操作并且引用了索引扩展hash _ index的搜索方法“equals”的表达式中使用。
The performance comparison was to index all of the PHP test scripts (*.phpt files) under the PHP 5.3 source tree.
性能比较所执行的是对PHP 5.3源树下的所有 PHP测试脚本(*.phpt文件)进行索引。
Obesity is calculated using the Body Mass Index (BMI), a ratio of weight in comparison to height.
肥胖程度是以身体质量指数(BMI)来衡量的,身体质量指数即体重与身高的比。
By comparison, the Benchmark ICPA Index accelerated to a 21-month high in November, coming in at + 5.63% YoY.
相比之下,11月基准ICPA指数加速增长,同比增幅达到5.63%,创21个月新高。
A stock, bond, interest rate, index or other basis of measurement that ACTS as a standard for comparison.
比较时用作标准的股票、债券、利率、指数或其他衡量基础。
COD from garbage leachate as a comprehensive index of organic contaminants was used to examine the experimental effects, and a simple economic comparison with other conventional adsorbents was made.
以COD为综合指标检测了处理垃圾渗滤液的实验效果,并与常见的吸附剂进行了简单的经济技术对比。
Comparison between a current share price, portfolio of shares or a stock index and the price of the same instrument, portfolio or index at a given time in the past.
指股票的现行价格、股票组合或某种股指,与过去某一时刻相同金融工具的价格、组合或指数间的比较。
Made a comparison between the results of ANP and AHP, which showed that the index weights of ANP were inclined to be more balanced thereby enhanced the feasibility and reasonability of index weights.
通过与层次分析法(ahp)的比较表明,ANP方法得出的指标权趋向均衡化,增加了指标权重的可行性和合理性。
The research shows that the Methods of Index Evaluation are easy for handling and transverse comparison.
研究证明,指数评价法是一种易于横向比较、操作简便的建成环境主观评价方法。
Through the analysis and comparison of the existing research fruit, we put forward the primary idea and principle of establishing evaluation index system for University Science Park.
通过对以往研究成果的分析和比较,提出了建立大学科技园评价指标体系的指导思想和原则。
In this paper, we present a novel covert communication technique based on adaptive quantization index modulation (AQIM) and channel coding via the comparison of several existing ones.
比较目前几种信息隐藏技术,提出了一种基于自适应量化索引调制(AQIM)与信道编码实现信息隐藏通信的新方法。
The Financial Indexes System is adopted and conclusions about financial performance are drawn out of demonstration through single financial index comparison and multi-financial indexes comparison.
文中主要采用的研究方法是财务指标法,通过单一财务指标与多财务指标的综合比较分析得出上市公司敌意并购绩效状况的结论。
By comparison, the zeolite modified with HDTMA had better absorbability for COD, and the color index of the wastewater was decreased obviously.
比较得出HDTMA改性沸石对COD的去除能力较好,而且废水的色度明显减小。
The algorithm apply to design in the transportation project, requesting route, time, comfort safety index can attain superior in the meantime, pass an experiment carry on the analysis comparison.
将该算法应用于交通方案优化设计,要求路径、时间、舒适安全指数三个目标能同时达到最优,通过仿真实验对优化结果进行了分析比较。
The toxicity of raw Rhizoma Pinelliae is mainly considered as irritation which is always the index of toxicity comparison before and after processing.
生半夏的毒性主要表现在对多种黏膜的刺激性,这种刺激性是半夏炮制前后毒性比较的一个指标。
A numerical dam hazard potential index may be developed for purpose of comparison.
可以采用一个大坝风险指数来比较大坝潜在风险。
Test program is finally formulated based on comparison of foam complex index of gas in the composite system combining the real situation of pilot test.
同时对复合体系中的气体进行了泡沫综合指数对比,结合矿场实际情况确定了试验方案。
Finally, three methods have been proposed for model calibration, namely, index comparison, parameter comparison and curve fitting.
最后,提出了三种方法对模型进行校验,分别是指标对比法、参数对比法、曲线拟合法。
Results of comparison experiments on improved method and former method show that the quality index and image convergence of fused image obtained by new method is improved.
将改进前后的方法进行对比实验,结果表明,应用改进方法得到的融合图像的质量指标和图像收敛性较优。
But in many enterprises competitive in the comparison between these index is not practical.
但在众多企业间的竞争力比较中,这些指标并不实用。
The comparison table of modern practical atom clock's performance index is given. The index of transferring and comparing standard time-frequency signal by modern radio means is also listed.
给出了现代实用型原子钟的性能指标比较表,和用现代无线电手段传递、比对时频标准信号达到的指标。
Through comparison with the base number, one may easily see the future changes in index.
通过与基数100的比较可以很容易看出以后的指数变化。
Then the author consulted with the experts about the index factor in the second round and the pairwise comparison using AHP to determine the index weight in the third round.
通过第二轮向专家咨询,对指标因子两两比较并采用层次分析法确定各项指标权重;
Then the author consulted with the experts about the index factor in the second round and the pairwise comparison using AHP to determine the index weight in the third round.
通过第二轮向专家咨询,对指标因子两两比较并采用层次分析法确定各项指标权重;
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