What if the backend system loses funding?
如果后台系统失去了资金支持，应当怎么办？
Often the access to the backend system has some latency and does not change frequently.
通常对后端系统的访问会有一些延迟，并且不会经常更改。
This pattern also helps to avoid any deadlocks in case the backend system USES transactions.
这一模式还可以帮助您免除后端系统使用事务时引起的任何死锁。
Task 3: Create the J2C bean method responsible for invoking the PhoneBook operation on the backend system.
任务3：创建用于调用运行在后端系统上的PhoneBook操作的J2Cbean方法。
The application(s) must integrate fully into the backend system(s), regardless of device type or platform.
应用程序必须完全集成到后端系统中，不论是什么设备类型或平台。
The application server receives the information from the backend system and reports it to the handheld unit.
应用程序服务器从后端系统接收信息，并将此信息报告给手持设备。
Requests to cached pages do not need to cross the entire infrastructure from the browser to the backend system.
对于已缓存页面的请求再无需通过从浏览器到后端系统的整个基础设施了。
For the examples in this article, you use text formats for requests to the backend system and XML in the responses.
在本文的示例中，您将为发送到后端系统的请求使用文本格式，为响应使用xml格式。
The wireless banking system must be an open system that can be reliably integrated with new gateways to the backend system.
无线银行系统必须是可以可靠地与新网关集成到后端系统的开放系统。
It also helps to lower the load on the backend system, since it is not involved in providing the same information so many times.
这样还可以帮助降低后端系统上的负载，因为这样就无需多次提供相同的信息了。
You should normally only write to the backend system in the action phase, and read from the backend system in the render phase.
通常只需要在操作阶段写入后端系统，然后在呈现阶段从后端系统进行读取。
The job of the discovery wizard is to determine what data or services are available in the backend system and how to best access them.
发现向导的任务是确定后台系统提供什么数据或服务，以及如何更好地访问它们。
There are some scenarios where high availability of the application is markedly affected by the backend system it is attempting to access.
在很多情况下，高可用性应用程序显著地为它试图访问的后端系统所影响。
The information is sent to the backend system of the financial institution, using the API between the application server and the backend system.
通过使用应用程序服务器和后端系统之间的API，信息被发送到金融机构的后端系统。
Run traffic studies on bandwidth required to communicate between the backend system and the middleware system (application server) and gateways.
对后端系统和中间件系统（应用程序服务器）以及网关之间通信所需的带宽，进行流量研究。
Figure 2 describes the caching capabilities of WebSphere Portal on different levels as a request flows from the user's browser to the backend system.
图2描述了在请求从用户的浏览器传到后端系统期间，WebSpherePortal不同级别上的缓存功能。
Therefore, it is useful to get the data only once, cache it, and have all other components use the cached data, instead of accessing the backend system again.
因此，只一次获取数据，对数据进行缓存，并让所有其他组件使用该缓存的数据，而非再次访问后端系统，这是很有益的。
The primary differences between a KIOSK application and a conventional Web browser application lie more in the user interface (UI) than in the backend system.
KIOSK应用程序和常规Web浏览器应用程序最主要的区别在于：KIOSK在用户界面（UI）和后端系统的开发中更注重前者。
Such design approaches might require an interface change of the backend system, but it could save considerable processing time that might make such a change worth it.
此类设计方法可能需要更改后端系统的接口，但可以节约大量的处理时间，使得更改物超所值。
It goes from the backend system, where the data source resides, to the API connection, to the application server, to the WSP gateways, and then to the handheld units.
它从数据源驻留的后端系统开始，到API连接，到应用程序服务器，到WSP网关，然后到手持单元。
Other reasons to understand backend ownership: What if the backend system is only available 6 days a week and you have a 99.999 availability requirement on the portal?
理解后台所有权关系的其他原因包括：如果后台系统每星期只能用6天，而您需要该门户的可用性达到99.999，那应当怎么办？
The business decision is to truncate the length of the field to 255 characters, if it exceeds, as required by the backend system; however a warning must be issued to the invoking component.
业务决策是截断字段长度到 255 个字符，如果它超过，就作为后台系统请求；但必须向调用组件发送警告。
This data is stored in order to optimize performance, because the backend system that stores the original data might be slow, or there is a slow or unstable connection to that backend system.
存储该数据是为了优化性能，因为存储原始数据的后端系统可能很慢，或者与后端系统的连接很慢或者不稳定。
The inventory system needs to be composed of a series of calls to existing backend databases, such as a local store database and a central warehouse database.
库存系统需要包含一系列对现有后端数据库(如本地商店数据库和中央仓库数据库)的调用。
Only if the data is not available in the object cache, a backend system might be called to deliver the requested data.
仅当数据在对象缓存中不可用时，才会调用后端系统交付请求的数据。
These resources may be Web sites, backend data, file system resources (such as documents), and so forth. The SharePoint product is currently available in two flavors.
这些资源可以是Web站点、后端数据、文件系统资源(如文档)等等。
You also can make sure that the value of myExecutionTimeout that you specify on the input is actually used by backend system.
您还可以确保后端系统事实上使用的是您在输入上指定的myExecutionTimeout 值。
For example, you can retrieve information from a backend system, but rather than copy every possible object from the store to memory, just load small pieces and put them into a cache.
例如，可以从后端系统检索信息，但不将每个可能的对象均从存储区复制到内存中，而仅加载其中的小部分，将其放置在缓存中。
If your backend system is a JDBC database, you should associate the login with the data Source.
如果您的后端系统是JDBC数据库，那么您应当将登录信息与数据源联系起来。
Attach a database to the backend, and you have a content management system.
增加一个后端数据库，就可得到一个内容管理系统。
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