To ensure that we got meaningful results, we also verified that the grid index is actually exploited for this query as explained in a later section.
为了确保能得到有意义的结果,我们还像后面一个小节中解释的那样,检验网格索引是否真正被用于这个查询。
In the previous section you learned about one type of access method, index scan (IXSCAN), and one type of join method, nested loop join (NLJOIN).
在之前的部分您已经了解了一种类型的访问方法,即索引扫描(IXSCAN),和一种类型的联接方法,即嵌套循环联接(NLJOIN)。
This section describes a simple mechanism for creating an inverted text index by using index extensions.
本节描述一种简单的通过使用索引扩展创建反向文本索引的机制。
To generate the section index, we create an HTML file with an ordered list of all of the s in a given.
要生成章节索引,需要创建一个HTML文件,其中包含给定的所有的排序列表。
This section will deal with conversion issues that come up with DDL statements, like table and index creation statements.
本节讨论ddl语句(比如表和索引创建语句)面对的转换问题。
By default, the 0 index returns the first section of the separated string, which is Toronto in this example.
默认情况下,索引0返回已划分的字符串的第一个部分,在本例中为Toronto。
With the index array of scores created, we use the standard sort command as described in section 4 of the perlfaq to create the @sorted array of ordered search results.
创建分数索引数组后,我们将按照perlfaq的第 4部分中的说明使用标准排序命令来创建排序后搜索结果的 @sorted 数组。
This index can be used in any of your Eclipse application code by calling respective methods discussed in the Database manipulation layer section.
此索引可以用于任何Eclipse应用程序代码中,方法是调用数据库操纵层部分中讨论的各个方法。
In the Properties pane, select the Cardinality section, and fill in 1 and 2, respectively, for the index (see Figure 17).
在“Properties”窗格中选择Cardinality部分,然后分别为索引填写1和2(参见图17)。
The db2pd utility section of this article showed you how to use the db2pd utility to retrieve index metrics.
本文的db 2pd实用程序小节演示了如何使用db 2 pd实用程序获取索引度量指标。
Indexes section: Here you can create a new index or specify an option to either enable or disable the indexes on required fields of the table.
Indexes部分:在这个部分可以创建新的索引,或指定一个选项来在表的特定字段上启用或禁用索引。
By default the 0 index would return the first section of the separated string which would be Toronto in this example.
缺省情况下,0索引将返回分隔后的字符串的第一部分,即本例中的Toronto。
Combining this short analysis with the description of index extensions (see Resources section), I can now summarize the mechanism to find equal strings using hashing.
将以上的简短分析与索引扩展描述(参见参考资料小节)相结合,现在我可以对使用hash查找相等字符串的机制做一个总结。
This section discusses the recommended steps to index data used by Lotus Connections properly.
本节将讨论为LotusConnections所使用数据正确创建索引的推荐步骤。
If you want to specify the type of index that you want created, simply click index that was just created and look at the Details section of the Properties view.
如果希望指定要创建的索引的类型,只需单击创建索引并查看Properties视图的Details部分。
By default the index is 0, indicating that the first section will be used. For example, suppose that you wanted to extract the city name from Toronto, Canada.
缺省索引为0,指示将使用第一个部分。
The part of the result set that concerns index usage is in the TCB index Stats section.
与索引使用相关的结果集部分包含在TCBIndexStats部分中。
In addition to the scans column, the TCB index Stats section of the db2pd utility results has a IxOnlyScns column that shows the number of index only scans.
除了scans列之外,db 2 pd实用程序的TCBIndexStats部分还有一个ixonlyscns列,它显示仅扫描索引的数量。
A spatial index is an extended index built on top of DB2's extensible indexing framework (see the Resources section for an article on index Extensions).
空间索引是建立在DB 2可扩展索引框架(请参阅参考资料一节,找到关于Index Extensions的那篇文章)之上的一种扩展的索引。
Solution section - an index of the collection of the artifacts which describes the hierarchical structure of the artifacts in the asset.
解决方案部分—构件集合的索引,描述资产中构件的层次结构。
The index is used to identify which section of the divided string you want to use.
索引用于识别您希望使用的字符串部分。
This section explores the superblock, the index node (or inode), the directory entry (or dentry), and finally, the file object.
这个小节探索了超块(superblock)、索引节点(或inode)、目录条目(或dentry)和文件对象。
But as fast as the assets of ETFs and index-tracking mutual funds are growing, another section of the industry seems to be flourishing even faster.
但是随着ETFs和指数追踪共同基金的资产不断壮大,这个行业的另一部分似乎也开始以更快的速度迅速成长。
The INDEXES HIT REPORT section has a TOTAL HITS column that indicates how many times an index was accessed.
INDEXESHITREPORT部分有一个TOTALhits列,它表明索引被访问的次数。
If the current panel isn't the last, then the Next link should point to the file xyz-2-5.html. The section index for the second section is named index2.html.
如果当前面板不是最后一个,那么Next链接应该指向文件x yz-2 - 5 . html。
The result indicated that the main pollution target of this section is permanganate index, five days' biochemical oxygen demand and ammonia nitrogen.
评价结果表明:该段主要污染指标高锰酸盐指数、五日生化需氧量、氨氮。
It is put forward in this article that the cross section deformation index Q can be used to evaluate the inhomogeneity of deformation in tube drawing.
为评价管材拉拔中的不均匀变形,提出用管材拉拔前后截面形状变化指数Q描述截面变形的不均匀性。
The benefits evaluation section introduces the principle and the index system of the economic benefits evaluation, then it describes some evaluate methods of Wells, cut stages and crews separately.
在效益评价部分,介绍了经济效益评价的原则、指标体系,分别阐述了单井、区块和采油队的经济效益评价方法。
Maximum track irregularity is the evaluate index in emergency maintenance and standard deviation of section track irregularity is the evaluate index in track maintenance machine work.
轨道不平顺最大值用于紧急补修评价指标,区段的标准差用于大型养路机作业的评价指标。
Maximum track irregularity is the evaluate index in emergency maintenance and standard deviation of section track irregularity is the evaluate index in track maintenance machine work.
轨道不平顺最大值用于紧急补修评价指标,区段的标准差用于大型养路机作业的评价指标。
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