对于这些工具，问题有两个部分：给定任意的一个收据，你能否对它进行充分好的扫描以提取数据？
For these tools, the question might be in two parts: Given an arbitrary receipt, can you scan it sufficiently well to extract data?
此查询用于从指定表中提取数据。
This query is used to fetch the data from the specified table.
使用标准的XPath提取数据。
它通过检查网页的结构和布局提取数据
Scrapers, which extract data by examining the structure and layout of a Web page
从HTML页面提取数据。
演示了如何通过编写SQL查询提取数据。
点击Run以提取数据。
运行unload从MySQL提取数据。
一个模块用于分析传入消息并从其提取数据。
One module is for parsing the incoming message and extracting the data from it.
它从主机屏幕提取数据并把数据输入其他屏幕。
It extracts data from host screens and enters the data on other screens.
还可以使用选择函数从XML提取数据元素。
You can also play with the selection functions, which let you extract elements of the data from the XML.
此ID用于从库中提取数据的调用。
This ID is used in the calls that extract data from the library.
YQL还可以从HTMLweb页面提取数据。
很难从中提取数据或将数据用作其他用途。
It is tricky to extract data from it or manipulate it for any other purpose.
从即将被发布到属性代理的容器中提取数据。
Extract data from the container to be published to the property broker.
可以将这些令牌应用于清单7中的脚本，以便成功提取数据。
Those tokens can be applied to the script in Listing 7 to successfully extract the data.
它与不同的数据源进行交流，并从它们那里提取数据。
It interacts with various data sources and extracts data from them.
第1部分的版本将在每次请求页面时从订阅的服务中提取数据。
The version from Part 1 pulls data from the subscribed services each time the page is requested.
例如，xml解析器可以从一个XML数据源提取数据。
For example, an XML parser extracts data from an XML data source.
自然，这个过程也适用于从单个数据源提取数据的作业。
Naturally, the same process applies to jobs that extract data from a single data source.
而第4部分则解释了如何创建代理以从不含提要的站点中提取数据。
Part 4 explained how to create a proxy to pull data from a site that has no feed.
类似于返回匹配项，我们还可以从每个匹配项中提取数据。
Similar to returning matches, we can also extract data from each match.
至于所有数据库交互，我们需要设置数据库连接并提取数据。
As with all database interaction, we need to set up our database connections and get our data out.
当您在将数据库中的提取数据转化为新的屏蔽数据时，您将会用到它。
You will use it when you convert the extracted data in the database to the new masked data with the masking definition that is contained in this file.
通常，有一些工具用于构建SOAP请求以及从SOAP响应提取数据。
There are usually tools used to construct the SOAP request and extract data from the SOAP response.
第 4部分将探讨如何创建代理，以便从不含提要的站点中提取数据。
Part 4 explains how to create a proxy to pull data from a site that has no feed.
从xml形式的SPARQL结果集中提取数据的另一种办法是应用XSLT。
Another approach to extracting data from the XML of a SPARQL result set is to apply an XSLT.
本文的主题是从ApacheDerby数据库中选择和提取数据。
The topic of this article is the selection and extraction of data from an Apache Derby database.
比数据库更常见的是将此类API用于XML，从XML文档中提取数据。
Even more popular than a database is using an API like this to work with XML, and pull data out of an XML document.
目的是通过从书店表的XML文档提取数据以将书的作者信息存储到单独的一个表内。
The purpose is to store the book authors in a separate table by extracting the data from the XML documents in the bookstore table.
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