大多数美国军用网络主机将更改为数字数据服务域。
不过，本文主要讨论联邦数据服务。
However, this article focuses on its federated data services.
它在HDFS中提供元数据服务。
以使用数据服务的标记构建一组页面。
Build a set of pages based on tags that use the data services.
使用服务操作和拦截器扩展数据服务。
Extending data services with service operations and interceptors.
WSO2数据服务即服务。
它还开始为外部数据服务添加相同的整合。
It also begins to add the same integration to external data services.
计算环境：数据服务可在多数平台上被消费。
Computing environment: data services could be consumed from a plethora of platforms.
这些需求通常反映在数据服务接口的低粒度上。
This requirement usually manifests itself in low granularity of data service interfaces.
其目的是为了提高Dojo与其数据服务的集成。
Its intent is to improve Dojo integration with their data services.
要提高安全性，我们建议您在数据层安装索引数据服务。
To improve security, we recommend that you install the index data service in the data layer.
重用：数据服务可作为操作企业数据的可重用构建单元。
Reuse: data services serve as reusable building blocks of operations on enterprise data.
数据服务允许跨模式重用数据类型和跨服务操作重用模式。
Data services allow reuse of data types across schemas and reuse of schemas across service operations.
在数据服务编排层，缓存由专门的数据缓存服务提供支持。
At the data services orchestration tier, caching is supported by a specialized data caching service.
某些数据服务可能只能由基于这种功能的某些传输工具提供。
Some data services might be offered only via a certain transport based on the functionality.
向客户提供新功能的应用程序代码，称为公共客户数据服务。
The application code that provides the new function to customers calls the Common customer Data Service.
要知道，当你参加重大活动时，数据服务有时也会出现问题。
Also, when you go to big events, data coverage doesn't always work well.
这个新的WSDL包含了代理中数据服务和元数据服务的位置。
This new WSDL contains locations of data and metadata services in the proxy.
类似其他业务服务，数据服务的接口通常也基于企业语义模型。
Similar to the other business services, an interface for the data services is often based on the enterprise semantic model.
新的数据服务设计向导使用户可以用关系数据源构建并测试服务。
The new data services design wizard enables new users to build and test services with relational data sources.
在此场景中，组件开发人员可以为公共客户数据服务编写中介代码。
In this scenario, the Component Developer could code the mediation for the Common Customer Data Service.
如果数据服务允许同步，就可以同步，而不用考虑背后支撑的技术。
If the data service is sync-enabled you can sync with it, no matter what backs it.
作为所有企业数据存储的单一入口点，实现数据服务层的好处很多。
As a single entry point to all enterprise data stores, the implementation of a data service layer has many benefits.
交互单点：对消费者来说，数据服务扮演了与数据实体交互的单点。
Single point of interaction: data services act as a single point of interaction to data entities for consumers.
网格数据服务使得用户通过网格基础架构能够存取数据库。
A data service enables databases to be accessed through the grid infrastructure.
数据服务是一种软件服务，它封装了企业相关的关键数据实体的操作。
Data services are software services that encapsulate operations on key data entities of relevance to the enterprise.
粗粒度组件趋向于使用其他组件服务(如数据服务)来获得业务数据。
Coarse-grained components tend to use other component services, such as data services, to obtain business data.
数据服务的范围：数据服务主要关注数据实体上的动作——仅此而已。
B. Scope of data services: data services are primarily concerned with actions on data entities - period.
您的每个应用程序都将调用esb，后者又调用DSL的适当数据服务。
Each of your applications would invoke the ESB, which would in turn call the appropriate data services of the DSL.
您的每个应用程序都将调用esb，后者又调用DSL的适当数据服务。
Each of your applications would invoke the ESB, which would in turn call the appropriate data services of the DSL.
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