Given a matching index, a single index fetch will pin down the row to be retrieved.
给定一个匹配的索引，通过一个单独的取索引操作就可以得到要检索的行。
The option can be used in non matching index scans in a screening fashion and as part of index-only access.
该选项以筛选的方式用于非匹配索引扫描，且是仅索引访问的一部分。
The script identifies the matching index document (that is, the keyword holder document) for keyword listname=demogroup.
脚本识别与关键字listname=demogroup匹配的索引文档（就是关键字持有者文档）。
In order to determine the model matching index of switching control, a multiple models switching control algorithm based on effective model matching was presented.
针对切换控制中模型匹配准则的确定问题，提出了一种基于模型有效匹配的多模型切换控制算法。
Typically, a non-matching index scan is chosen by the optimizer when the underlying index provides benefits such as index-only access, avoids sort, or some similar benefit.
通常情况下，在基础索引提供好处(如唯一索引访问、避免排序或一些类似的好处)时，可通过优化器选择非匹配索引扫描。
Based on symmetrical component method and linear superposition principle, the additional positive sequence network after fault is established and the matching index on fault point is defined.
该方法首先运用对称分量法和线性叠加原理建立故障后的附加正序网络并且定义了故障点的匹配指标，进而基于该指标运用遍历搜索方法寻找故障点位置。
This process is known as "index matching" and produces a (possibly empty) set of eligible indexes for the given query.
该过程被称为 “索引匹配”，并且为给定的查询生成一组合适的索引（可能是空集）。
This type means that the data will be indexed as usual, but it will not be stored along with the index, so it won't be retrievable from a matching result.
这种类型意味着将以通常的方式对数据进行索引，数据不必同索引一起存储，所以不能在匹配的结果中获得该数据。
Certain terms are included in the text index, but they might be ignored for matching when combined with other terms.
文本索引中会包含特定的词汇，但是它们可能在与其他词汇组合时不进行匹配。
Men and women assess each other through an index combining these various attributes, so the matching is one-dimensional.
男人们和女人们通过一个结合了这些不同指标的指数来评估彼此，所以这一匹配模型是一维的。
Also in the query rewrite vein, modifying a SELECT to get rid of a range-type predicate can increase performance by improving index key column matching.
另外，在查询重写状态下，修改SELECT来摆脱一个范围型谓词，可以通过提高索引键列匹配增强性能。
Using a text index makes document search much more efficient, as the text data does not need to be examined at query time like it is done with sub-string matching.
使用文本索引使文档搜索的效率大大提高，因为不需要像进行子字符串匹配时那样在查询时检查文本数据。
Put another way, matching starts at the far left of the index key and proceeds rightward.
换句话说，匹配从索引键的最左端开始并向右匹配。
The two local predicates cannot benefit from matching or screening index scans from any of the existing indexes.
两个本地谓词无法从匹配或筛选现有的索引扫描中获益。
In this article, the focus is on index matching rather than the optimizer's index selection.
本文专注于索引匹配，而不是优化器的索引选择。
Index scan (IXSCAN) with matching predicates.
使用匹配谓词的索引扫描(IXSCAN)。
Eventually when the form is submitted, the PHP script will create a Lucene search index and populate it with all the files in the directory that have a matching extension.
最后，提交表单时，php脚本将创建Lucene搜索索引，并使用目录中具有匹配扩展名的所有文件对其进行填充。
Because like-kind values of the RANDOM column are stored together, DB2 can do an equal lookup, matching on two columns of our index.
因为random列的like值存储在一起，DB 2可以执行同样的查找，在我们索引的两个列上进行匹配。
Rather than sequentially searching through the text data using string matching, as done with the XQuery contains function, Net search Extender USES a text index.
NetSearchExtender并不使用字符串匹配连续地搜索文本数据(就像XQuerycontains函数所做的那样)，而是使用文本索引。
The database server USES the index to find matching values.
数据库服务器使用索引来查找匹配的值。
An index scan can be non-matching, which means that there are no restrictions in the scan of the underlying index.
索引扫描可以是非匹配的，这意味着在基础索引的扫描上没有限制。
One year, to get the study groups just-so, Ms. DeGraca laid out index CARDS with students' names and basic facts on her living room floor, mixing and matching until the groups seem balanced.
有一年，为了实现精确分组，德格拉卡在自家客厅地板上把标有学员名字及基本概况的索引卡摊了一地，试验了各种排列组合，最终使所有人员得到了均衡的分配。
This function is explained next and is responsible for adding any matching files into the Lucene search index.
此函数将在后面进行说明，负责将任何匹配的文件添加到Lucene搜索引擎。
Aimed at the problem of Human Machine Interface (HMI) matching in mechanical system, an optimal algorithm based on an evaluation index is proposed.
针对机械系统人机界面的匹配问题，提出了一种以评价指标为基础的优化方法。
Using an efficient index method, people can get a fast matching, and have solved the subsequence matching of multi -subsequence.
该算法利用高效的索引方法，达到快速的匹配，解决了多序列的子序列匹配问题。
The paper establishes the logistics demand index system, dynamically forecasts each index using several forecasting methods and establishes the matching model between logistics demand and supply.
对物流需求进行分析的同时，构建了较为全面的物流需求指标体系，同时利用多种预测方法对各个指标进行了动态预测，最后建立了物流需求供给匹配模型。
The auto-alignment technique is studied for the PM fiber (PMF) of matching refractive-index(MRI).
对匹配型保偏光纤自动对轴技术进行了研究。
The image classification can be used as a pre-filter of the image search engine to reduce the amount of image matching, and speed up the image index processing.
图片分类可用作图像搜索引擎的预滤波，以降低图像检索时的图像匹配数量，提高检索速度。
Using it as an index function, the matching speed between the feature sets can be obviously improved.
采用它作为索引函数可以显著地提高特征集之间的匹配速度。
Using it as an index function, the matching speed between the feature sets can be obviously improved.
采用它作为索引函数可以显著地提高特征集之间的匹配速度。
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