最简单的方法是先查询您想要改变的记录，然后再将这些记录导入到一个对象中。
The easiest way is to first query for the record you want to change, then load the record into an object.
一个明显的例子就是搜索引擎。它使用人工智能(和其他技术)从上百亿的的网页中选取出与你的查询最相关的页面。
A good example is the web search engine, which USES A.I. (and other technology) to sort through billions of web pages to give you the most relevant pages for your query.
它使用人工智能(和其他技术)从上百亿的的网页中选取出与你的查询最相关的页面。
I. (and other technology) to sort through billions of web pages to give you the most relevant pages for your query.
最简单的方法是查询数据库中未完成的请求数量，并将查询放到一个控制器中进行。
The simplest solution is to query the database for the number of outstanding requests and to serve this in a controller.
最外层的元素封装了一个或多个元素，分别代表一个与查询匹配的视频。
The outermost element encloses one or more elements, each representing a video matching the query.
最外层的元素也包含一个或多个元素，分别代表一个匹配搜索查询的结果条目。
The outermost element also encloses one or more elements, each representing a result item matching the search query.
找到你网站“查询参数”的最简的办法是在你网站的搜索引擎中输入搜索关键词，然后查看后面生成的URL。
The easiest way to figure out your Query Parameter is by typing in a search keyword into your site search and then looking at the resulting URL afterwards.
DATA包含了查询结果数据，这是我们最感兴趣的。
The DATA contains the result data of the query, which is of most interest to us.
计算每个文档匹配给定查询的分数，并根据分数返回最相关的文档。
Calculates a score for each document that matches a given query and returns the most relevant documents ranked by the scores.
这是最简单的一种olap式查询。
通过在一个未投射的数据项上的after - aggregation细节过滤器中使用for子句，底层查询会自动将该项目投射并分组为列表的最外层列。
By using the for clause in the after-aggregation detail filter on a non-projected data item, the underlying query automatically projects and groups the item as the outer most column of the list.
最外边的Container元素与module. object查询相联系。
The outermost Container element is associated with the module.object query.
我认为由于支持使用XPath查询XML文档，因此SimpleXMLAPI是最易于使用的xml解析api之一。
I believe the SimpleXML API, with its support for querying XML documents using XPath, is one of the easiest XML-parsing APIs to use.
Hibernate是最流行的对象关系映射(ORM)引擎之一，它提供了数据持久化和查询服务。
Hibernate is one of most popular object-relational mapping (ORM) engines providing data persistence and query services.
然而，有些查询本身可能是潜在的更新目标(例如只引用最外面的SELECT上的一个昵称的查询)。
However, some queries might present themselves as potential update targets (such as a query referencing only one nickname on the outermost SELECT).
它还针对完全表扫描(一个最常见—也最耗时—的商业智能查询访问模式)进行了优化。
It's also optimized for full table scans (one of the most common-and most time-consuming-business intelligence query access patterns).
在本书中，我们只用最简单的查询语句。
在这个示例中，这由最外层的选择语句表示，这个语句将S1用作子查询。
In the example, this is represented by the outermost select statement, which USES S1 as a subquery.
最外面的表达式的结果就是查询的结果。
The result of the outermost expression is the result of the query.
这一行访问ast树，起步于编辑单元(最顶层的节点)，并且查询所有的方法声明。
This line visits the AST tree, starting at the compilation unit (the top-most node), and queries for a list of all method declarations.
它们也是在数据库服务器上运行的最耗时的查询。
They are also the most time-consuming queries run on a database server.
创建索引最直截了当的方式，就是采用可以运行查询的命令行接口。
The most straightforward way to create indexes is using a command line interface that allows queries to be run.
当你很确信你需要的网页与查询最匹配时，使用它，如果你正在找最流行的网页，也通常可以这样做。
Use it when you're confident the page you want is the best fit for your query, which is usually the case when you're seeking very popular pages.
当你很确信你需要的网页与查询最匹配时，使用它，如果你正在找最流行的网页，也通常可以这样做。
Use it when you’re confident the page you want is the best fit for your query, which is usually the case when you’re seeking very popular pages.
最里边的子查询找出所有需要更新的行；用户可能已经给出了一些条件来限制这些行。
The inner-most sub-select identifies all rows that need to be updated; the user might have given some conditions to restrict the rows.
集群列的选择需要基于预期的查询工作负载以便集群能够支持最常见和最关键的查询。
The choice of clustering columns needs to be based on the expected query workload so the clustering supports the most common and most critical queries.
如果根据两个或多个键查询一个对象，进行分区所依据的最合理的键将是最常用的键。
If an object will be looked up by two or more keys, the most reasonable key that you partition by would be the most commonly used key.
我们的目标很简单：尽快地给人们提供最相关的查询答案。
Our goal is simple: to give people the most relevant answers to their queries as quickly as possible.
一个定义所有SQL查询的基础过滤器文件在最开始被创建，它本质是上一个模板提取过滤器文件。
A base filter file that defines all of the SQL queries is initially created, essentially a template extract filter file.
YQL入门最简单的方式就是通过YQL控制台，一种允许您即时制定并测试YQL查询的互动式在线工具。
The easiest way to get started with YQL is through the YQL Console, an interactive online tool that allows you to formulate and test YQL queries on the fly.
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