自订资料层。
For the basic application, the data layer is very simple.
对于基本的应用程序，数据层非常简单。
Points of variability must also exist in the data layer.
数据层中也一定存在变化点。
The Data Layer contains the Business Intelligence data stores.
数据层（Data Layer）包含商业智能的数据存储。
Your Web pages will interact directly with the data layer, without the use of EJBs.
您的Web页面将与数据层直接交流，而不使用EJBs。
To configure the data layer and the tools that access the database for your application.
为了配置数据层以及应用程序用于访问数据库的工具。
The data layer contains database systems (such as DB2 or Oracle) for holding data of any kind.
数据层包括数据库系统(如db2或者Oracle)，以便保留各种类型的数据。
To improve security, we recommend that you install the index data service in the data layer.
要提高安全性，我们建议您在数据层安装索引数据服务。
The data layer is a repository of the XML files that represent the Web service response objects.
数据层是XML文件的储存库，这些文件用来表示Web服务响应对象。
The purpose of XForms model is similar to that of XML data model: to separate the data layer from the presentation layer.
XForms模型的用途与XML数据模型相似：对数据层和表示层进行分离。
I predict that SimpleGeo will do well in the mapping layer but I see more innovative companies emerging at the data layer.
我预期SimpleGe o会在定位绘图层上做得很好，但我也看到许多新兴公司出现在数据层面。
Changes to the data layer update the presentation layer, just as changes to the presentation layer will update the data layer.
对数据层的修改会更新表示层，对表示层的修改也会更新数据层。
Not only do you have to contend with Struts, you also have to wrestle with the data layer and its implicit coupling to a database!
不仅需要对付Struts，还必须处理数据层以及数据层与数据库暗含的耦合！
You can create a custom field template in the presentation layer and associate it with a specific data field in the data layer.
您可以在展示层建立自订栏位范本，并将其关联至资料层的特定资料栏位。
The trend toward increasing simplification is driving enterprises to extend SOA into the data layer by providing information services.
越来越简化的趋势正在推动企业通过提供信息服务来将SOA扩展到数据层。
The end-to-end XML architecture contains three layers - the data layer, the Universal Services layer, and the user interaction layer.
这个端到端xML体系结构包含三层—数据层、Universalservices层和用户交互层。
The data layer consists of defined XML files that will be consumed by the Spring framework and returned as POJOs to the simulator service layer.
数据层包含已定义的XML文件，Spring框架会使用这些文件并作为POJO返回到模拟器服务层。
With ITCAM, integration begins at the data layer, where a common data model enables a consistent view of information across all components and agents.
使用 ITCAM，集成从数据层开始。在数据层中，一个通用数据模型支持在所有组件和代理上实现一个统一的信息视图。
The first JSP, Welcome.jsp, occupies both the presentation layer and the data layer by using the JSTL SQL library to issue an SQL query from the page.
第一个JSP，即Welcome.jsp，使用JSTLSQL库从该页面发出一个 SQL查询，因而同时占据了表示层和数据层。
A visualization information database is designed to solve the heterogeneity problem, providing a unified access to the data layer for the logic layer.
针对海洋数据库数据异构问题，研究设计了可视化信息数据库，为数据可视化业务层提供统一的数据层接口。
Therefore we need to provide variability in the data layer so we can store the nationality of the customer for one bank but not require it for the other.
因此，我们需要在数据层中提供可变性，以便能够为一家银行存储客户国籍，但另一家银行却不需要如此。
The canonical data model establishes this common format on the data layer while the canonical message model defines this uniform format on the services layer.
规范化数据模型在数据层建立这种统一的格式，而规范化消息模型在服务层定义这种统一的格式。
The location service receives the collection of DTO objects from the data layer and generates the corresponding JSON data for use in the presentation layer.
位置服务从数据层接收d TO对象的集合，然后生成对应的JSON数据，在表示层使用。
For example, Figure 2 illustrates a subtle violation to this example architecture; in this case, the data layer is now making at least one call to the business layer.
举例而言，图2阐明了对该示例架构的一个微小违背；在这个例子里，data层至少调用一次business层。
For instance if we know that the team has test the Data Layer well, but the GUI layer has been harder to Unit Test then the testers should focus more effort on the GUI layer.
比如，如果我们知道团队已经完成了对数据层的测试，但是GUI层难于进行单元测试，那测试人员就应该花费更多努力在这一层的测试上。
When I develop software, I try to flesh out the data layer of an application before doing anything else: it is unusual for a useful application not to depend on some sort of data.
当我开发软件时，首先要做的就是充实应用程序的数据层：如果一个有用的应用程序不依靠数据，未免太不正常。
We take the data infrastructure layer, and take data stores like Hadoop, and the existing enterprise systems that give that data valuable context and integrate those at the data layer.
我们使用数据基础设施层，使用Hadoop作数据存储，使用现有企业系统赋予数据有价值的上下文，并在数据层整合它们。
In a stateless design, you must ensure that objects are fully populated by the data layer and that any lazy associations that are needed to show its details are properly initialized.
在无状态的设计中，必须确保完全由数据层填充对象，并且正确地初始化任何与显示其详细内容有关的延迟加载。
The logistics information platform structure is divided into five layers including the physical layer, the integrated layer, the data layer, the function layer and the interface layer.
电力行业物流信息平台的系统架构被划分为五层结构，即物理层、集成层、数据层、功能层和界面层。
The logistics information platform structure is divided into five layers including the physical layer, the integrated layer, the data layer, the function layer and the interface layer.
电力行业物流信息平台的系统架构被划分为五层结构，即物理层、集成层、数据层、功能层和界面层。
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