第二部分界说有关索引词的相关理论。
The second section is about classification of indexicalities.
例如，有关索引和视图的错误或警告就可以忽略。
For example, errors or warnings related to indexes and views can be ignored.
有关索引的统计信息，比如索引级别的数量和每个索引中叶子页的数量。
Statistics about the index such as the number of index levels and the number of leaf pages in each index.
数据库用于信息内容的存储和管理，内容仓库用于信息内容相关索引的建立和维护。
Database is used to store and manage information content, while content repository is used for building and maintenance of related indexes.
DB 2runstats命令更新概述数据库表及其相关索引的物理特征的统计数据。
The DB2 runstats command updates statistics that profile the physical characteristics of a database table, along with its associated indexes.
例如，它周期性地自动执行RUNSTATS实用程序，以更新关于表及相关索引的物理特征的统计信息。
For example, it automatically executes the RUNSTATS utility on a periodic basis to update statistics about the physical characteristics of a table and the associated indexes.
IndexInfoRequestHandler可以检索有关索引的信息，比如索引中的文档数或field数。
The IndexInfoRequestHandler can retrieve information about the index, such as the number of documents in the index or the Fields in the index.
另外，可以使用门户内容源来抓取安装在WebSpherePortal上的不同Portlet并建立相关索引。
In addition, you can use the portal content source to crawl and index the different portlets installed on WebSphere portal.
如果lastused列含有其默认值(LUM上的‘0001 - 01 - 01’，或主机上的NULL)，最好选择删除相关索引项。
If the LASTUSED column contains its default value (' 0001-01-01 'on LUW or NULL on the mainframe), the associated index is a good candidate for being dropped.
如果lastused列含有其默认值(LUM上的‘0001 - 01 - 01’，或主机上的NULL)，最好选择删除相关索引项。
If the LASTUSED column contains its default value (' 0001-01-01 'on LUW or NULL on the mainframe), the associated index is a good candidate for being dropped.
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