不要惊讶于这些引擎返回的页面数量不同，因为它们都有各自建立页面的索引的算法。
Do not be surprised if the number of pages returned by the search engines varies widely as they each have their own unique algorithms for indexing pages.
这些语句可受益于减少排序数目的附加调优，例如添加索引。
Such statements may benefit from additional tuning to reduce the number of sorts, such as adding an index.
全文搜索查询中的搜索词汇的分析方式类似于索引过程中的分析方式。
The search terms in a full-text search query are analyzed similarly to the analysis done during the indexing process.
站点地图对于爬网深度是非常有用的，它使爬行器能够轻松地访问并建立深嵌于该站点内的页面的索引。
A site map is useful to facilitate deep crawling so that crawlers can easily visit and index pages deeply embedded within the site.
有太多的数据项保存于没有过滤和索引列的列表中。
Too many items in the list without using filters and indexed columns.
Pylesystem：类似于Spotlight或Beagle的实时文件系统元数据索引程序。
Pylesystem: a realtime filesystem metadata indexer similar to Spotlight or beagle.
通常要加速蜘蛛抓取和索引是不太可能的，因为这些程序是完全自动的，取决于许多外表因素。
It's generally not possible to speed up crawling and indexing, as these processes are fully automated and depend on many external factors.
索引类型取决于存储引擎。
搜索引擎应该知道那个是什么了；他们倾向于查看前面三个词，因此要把这三个词看成是最重要的。
Search engines will hopefully already know what that is; they tend to look at the first three words, so make them the most important.
另外的解决方案，取决于具体的错误，可能是手工重建非聚簇索引，如果数据是静态的手工扔掉和重新载入表，诸如此类。
Additional solutions, depending on the errors, may be to manually rebuild non-clustered indexes, manually drop and reload a table if the data is static, and so on.
从出版的角度来看，主题分类类似于索引和术语表。
From a publishing perspective, subject classification resembles both indexing and glossaries.
编码每个纬度和经度可能导致索引大量唯一的词汇，这取决于应用程序。
Depending on the application, encoding every latitude and longitude can result in a large number of unique terms to be indexed.
添加一个有索引的聚集列的步骤非常类似于清单8中展示的步骤。
The steps to add an indexed clustering column are very similar to the ones shown in Listing 8.
随后它将搜索这三个搜索引擎，并且匿名地显示搜索结果，因此用户并不知道哪个结果列表出自于哪个搜索引擎。
It will then search the three search engines, and anonymously display the results so the user doesn't know which list of results came from which search engine.
我们发现的搜索引擎中最有趣的是那些只专注于有限的领域并在那些又偏又冷的话题上提供深度搜索结果的搜索引擎。
Some of the most interesting search engines we found are those that focus on a narrow niche and deliver in-depth targeted results on very narrow topics.
在调研、比较和购买阶段，站点使用广告显示于搜索引擎结果页面上。
During the research, comparison, or purchasing phases, sites use advertisements to display on the search engine result page.
搜索引擎的未来趋势可以说是有益于儿童。
类似于现有的用于关系索引的关系索引扫描操作符(IXSCAN)，XISCAN操作符在xml索引上执行查找或扫描。
Like the existing relational index scan operator for relational indexes (IXSCAN), the XISCAN operator performs lookups or scans on XML indexes.
许多应用，尤其是搜索引擎，可以极大低受益于直接访问这种结构化数据。
Many applications, especially search engines, can benefit greatly from direct access to this structured data.
数据库性能的最大问题可能源自于不良数据库设计和缺失索引。
Probably the biggest issues with database performance come as a result of poor database design and missing indexes.
机器人驾驶的一个最为奇异的例子来自于这家位于加州的搜索引擎巨人，他们正在用其高超的编程能力来帮助研发用于汽车的人工智能。
One of the strangest examples of robotic driving comes from the search engine giant, based in California, who is using their programming prowess to help build AI for cars.
收购一个大型手机制造商仍然会给谷歌这个搜索引擎巨擘带来严峻挑战。谷歌之前并没有专注于制造及营销智能手机。
The acquisition of a major handset maker may still pose a significant challenge to the search giant, which has not specialized in manufacturing or marketing of smartphones.
然后，我们需要打开搜索引擎，致力于具体议题。
It is then we need to turn to search engines dedicated to specific topics.
显然1998年对于加入搜索引擎的竞争是太晚了一点。
考虑到谷歌当时的实力，沃西茨承认，在搜索引擎之外再打造一个完善的广告系统，在当时不啻于一个疯狂的点子。
Given Google's then-status as a David versus larger Internet Goliaths, she admits it was a crazy idea to build a full-fledged AD system in addition to a search engine.
用以读取叶子页面的成本取决于索引的大小、查询的筛选器以及索引的惟一性。
The costs used to find a leaf page depends on the size of the index, the filer of the query, and the uniqueness of the index.
通过索引扫描还是表扫描来访问外部表则取决于该表。
The outer table can be accessed by an index scan or by a table scan, depending on the table.
他们永远专注于让他们的程序更加“用户友好”，把我们的使用搜索引擎这样的私人举动甚至社交活动都编成了剧本。
Relentlessly focused on making their programs more "user friendly," they're scripting the intimate processes of intellectual inquiry and even social attachment.
他们永远专注于让他们的程序更加“用户友好”，把我们的使用搜索引擎这样的私人举动甚至社交活动都编成了剧本。
Relentlessly focused on making their programs more "user friendly," they're scripting the intimate processes of intellectual inquiry and even social attachment.
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