Absrtact: Metadata is "the data about data", it's the information that is used to describe resources' properties.
摘要：元数据是“关于数据的数据”，是用来描述资源属性的信息。
Metadata, the data about data, which describe every document in Digital Library, is a important tool to manage, retrieve data and to interoperate among Digital Libraries.
元数据是关于数据的数据，数字图书馆中，每个数据文档由其元数据描述，元数据是数字图书馆管理、检索数据以及在各个层面上实现互操作的重要手段。
Some developers insist that attribute information should be metadata, namely information about the data, and not the data itself.
一些开发者坚持认为属性信息应该是元数据，即关于数据的信息，而不是数据本身。
Because data is so critical to the organization, making decisions about how data is stored and who can access it is imperative.
由于数据对组织是如此关键，因此必须做出有关如何存储数据和谁可以访问数据的决策。
The data object also holds references to metadata that provides information about the data included in the data object.
数据对象还存放对元数据的引用，元数据提供有关包含在数据对象中的数据的信息。
Data — Often, message data, information about application flow, and test data might also be placed in the application context.
数据——通常，消息数据、关于应用程序流的信息和测试数据也可能放置在应用程序上下文中。
The content of a data page is both the data and information about the data on the page (sometimes called metadata).
数据页面的内容包括页面上的数据和有关页面上数据的信息(有时称为元数据)。
A key element in the data model is the set of statistics gathered about the data contained in the database and stored in the system catalog tables.
数据模型中的关键元素是一组统计信息，该统计信息收集了有关数据库中所包含的数据和系统目录表中所存储的数据的信息。
Metadata strategy identifies the type and structure of metadata, also known as "data about data" (or content).
元数据策略，定义元数据的结构，也称作“关于数据的数据”(或是内容)。
Although the chapter title says it's about data crunching, we store our masses of data in relational databases.
尽管此章节的标题是关于数据咀嚼，但是我们将大量数据存储在关系数据库中。
The flat file adaptor picked up the password file and converted into a data structure required by the data handler, complete with information about the target service.
平面文件适配器拾取密码文件，并将其转换为数据处理程序要求的数据结构（补充有关目标服务的信息）。
A fundamental component of a provider is the ability to store information about the data store and the objects within that data store with respect to state and change information.
提供程序的基本特征在于它能够存储有关数据存储以及该数据存储中与状态和更改信息相关的对象的信息。
Each document also contains metadata (data about the data), such as a unique document ID and revision Numbers.
每个文档还可以包含元数据(关于数据的数据)，比如惟一的文档id和修改号。
The most common definition of metadata is data about data -- which doesn't really say much.
最常见的元数据定义是关于数据的数据——其实并不然。
Beyond the network operation itself, the operator manages data about customers and the services to which they subscribe, and most of that data must be accessed in real time.
除了网络运营本身外，运营商还需要管理关于客户和客户所订服务的数据，其中大部分数据必须能够实时地访问。
You'll learn more about the operational data and the data warehouse design shortly.
稍后您将了解更多关于操作型数据和数据仓库设计的信息。
XMI allows data about the structure of other data to be passed.
XMI允许传递与其它数据结构有关的数据。
Once the RSS data has been stored, I then add data about the context URI into the store.
一旦存储了RSS数据，我随后就将有关上下文uri的数据添加到存储中。
In the data world, the traditional approach to data management is largely about periodic cleaning. A better, policy-centric approach is data governance.
在数据世界里，数据管理的惯用方法基本上是定期清理。而一个更好的，以策略为中心的方法就是数据治理。
You'll learn more about the operational data and the data warehouse design as you step through each scenario.
学习这些场景时，您将更多地了解运营数据和数据仓库设计。
The data management system is required to store data about the users in ApacheDS.
现在要求数据管理系统把关于用户的数据保存在ApacheDS中。
The 2009 data were published in April 2010, so I guess the 2010 data had been due about now.
2009年的数据是2010年4月份公布的，那么2010年的数据现在应该公布了吧。
The data for this example is geographical data about the cities and the tsunami inundation line in the state of Oregon.
本例使用的数据包括一些城市的地理数据和oregon州的海啸影响范围。
This internal data structure (literally, "the data about the data") is called meta-data.
这一内部的数据结构(确切地说就是“关于数据的数据”)被称为元数据。
Although data protection provides the ability to regenerate data on a failure, it says nothing about the validity of the data in the first place.
虽然数据保护提供了在故障时重新生成数据的能力，但是这并不涉及处于第一位的数据的有效性。
These commands run algorithms on the data or query for information about the data.
这些命令对数据运行算法，或查询有关该数据的信息。
Every place will tell a story it could not before, without a nose to find the data about it and a data base to store it and a mind to process it.
每一处地方都会讲述自身的故事，而在之前是无法办到的，因为之前没有搜寻数据的鼻子和存储这些数据的数据库以及对其进行处理的大脑。
After annotating the existing infrastructure, you understand each data source separately, but are still unclear about the overlapping and related information from all data sources.
在注释现有的基础结构之后，虽然你了解每一个数据源，但是你并不了解集合在一起的所有数据源。
Then, at runtime, you work more with the data as business data, and can forget about the XML.
然后，在运行时，将数据更多地作为业务数据来使用，可以不用考虑X ML了。
I also talk about how the hub will accept incoming data — events and data — from various sources.
我也将讨论中心如何接受输入数据——事件和数据——来源于各种资源。
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