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索引

n.index
网络indexes; indexing; indexed

索引

英-汉网络释义

索引

index

索引与排序的命令第 6章索引和排序索引（ INDEX）可以对表中的记录进行逻辑排序,排序（ SORT）可以对表中的记录进行 …

indexes

浏览索引( INDEXES) 浏览索引(BROWSE INDEXES) 可帮助用户选择用于检索的适宜词语. 用于检索的适宜词语. 浏览索引检 …

indexing

索引，数据库性能的关键谈到数据库，就不得不提索引（index）和建索引（indexing）。IBM 得感谢关系数据库背后的理论。

indexed

当索引（Indexed）灯为绿色时，说明数据库已经建立了索引。同时在右下角会显示最近一次建立索引的日期。

IDX

独立索引(.idx)文件，必须显式打开，使用不同于基本表名并且是由用户定义的名称。单索引关键字，在计算的表达式上有 100 …

indices

6．1 索引（INDICES）42 6．2 存储过程（STORED PROCEDURES）42-43 6．3 触发器（TRIGGERS）43 6．4 表的固定 …

key

如果索引(Key)是用的Integer，那么就用 Array名[数字]就可以引用了；但是如果用索引(Key)是String，那么就要用 Array名["字 …

concordance

3. 基于关键词索引（concordance）的人物的形象分析语料库检索最常见的形式叫做KWIC（key words in context），即“语境 …

例句：

In the context of formatted data, an index is usually thought of as a purely performance-oriented component of the data representation .

在对格式化数据索引通常视之为纯粹表演为主组成的数据表达。

You may wish to use the Index Consultant to guide you through the selection of an effective set of indexes for your database .

您可能要使用 [索引顾问 ]指导您完成为数据库选择一组有效的索引的操作。

Note that this is usually not the only attribute with a database index .

注意，通常情况下，CSCDISIS 属性并不是惟一有数据库索引的属性。

Date and time of last system scan caused by system queries that the recommended index in the group could have been used for.

由可能使用了组中建议索引的系统查询所导致的上次系统扫描日期和时间。

View the foreign key attributes of a relationship if you want to see which columns participate in the foreign key side of a relationship.

如果您要查看哪些资料行参与关联性的外部索引键端，可检视关联性的外部索引键属性。

The type of an indexer and the type of its parameters must be at least as accessible as the indexer itself .

索引器类型及其参数类型必须至少如同索引器本身一样是可访问的。

Compare the attributes of the new index against the attributes of the index you want to share to see what does not match .

比较新索引的属性和希望共享的索引的属性，看看它们是否匹配。

Once you estimate the size of your Web site, you're ready to find out how much of it is indexed .

对 Web 站点的规模进行估算之后，就要查明站点中有多少页面被编入了索引。

To calculate your inclusion ratio , divide the number of pages in a search engine 's index by the total number of pages on your site .

为了计算包含率，将搜索引擎索引中的页面数除以您站点上的页面总数。

I t was accessible through a library's catalog and with the assistance of indexes , in the case of periodical and newspaper articles .

就杂志和报纸的文章而言，他们可以通过图书馆的目录和索引进行查找。

Make sure you are not trying to assign a value to a primary key field where the primary key already exists in the data table .

确定您未尝试将值指定至主索引键栏位，而此栏位中的主索引键已存在于资料表中。

First take a look at the beginning of the new index page , as shown in Listing 14 .

首先查看一下新索引页面的开头，如清单 14 所示。

Indexers do not have to be indexed by an integer value ; it is up to you how to define the specific look-up mechanism .

索引器不必根据整数值进行索引，由您决定如何定义特定的查找机制。

Columns of a unique index are allowed to be NULL , while columns in a unique constraint are not .

唯一索引的列可以为 NULL ，而唯一约束的列不能为 NULL 。

After the fortune is written to the user buffer , I increment the next_fortune index by the length of the last fortune written .

在将这个 fortune 写入用户缓冲区之后，在 next_fortune 索引上增加刚才写入的 fortune 的长度。

This means you cannot use these counters to determine whether an index has been used or not , or when the index was last used.

这意味着，不能使用这些计数器确定是否已使用索引，或确定上次使用索引的时间。

Since the table is "empty, " it is obviously easiest to read the entire table rather than trying to use an index .

由于表是 “空 ”的，那么很显然读取空表比采用索引更简单。

You use this to see if it was an index that was modified .

您使用该属性来看它是不是一个已修改的索引。

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