Of course, in a real application, you would query a database or use some other external data source.
当然，在一个实际应用程序中，你会查询一个数据库，或使用某些其它外部数据源。
The data might come from an incoming event, be calculated, or be retrieved from an external data source.
这些数据可能来自传入的事件，可能进行了计算，或者检索自外部数据源。
The Virtual Field activity provides synchronous access to an external data source from a Domino application.
VirtualField活动对来自Domino应用程序的外部数据源提供同步访问。
The external data source could be another DBMS (database management system) like Oracle or SQL Server, or just an Excel sheet.
外部数据源可以是另一个DBMS（数据库管理系统），比如Oracle或SQLServer，也可以仅仅是Excel 文件。
Dynamic layout. Forms can automatically rearrange themselves to accommodate the data supplied by a user or by an external data source, such as a database server.
表单可以自动重新调整自身以适应用户或外部数据源(例如数据库服务器)提供的数据。
This feature can help ensure that only valid data is sent to the external data source.
此功能有助于确保只将有效数据发送到外部数据源。
This tutorial demonstrates how to bind a chart to an external data source, manually add a series to the chart, and adjust its data bindings.
指南演示了如何绑定图表到外部数据源，手动添加序列到图表并调整数据绑定。
In a real implementation, each event would include some type of patient identifier that would be used to find the doctor's E-mail address from an external data source.
在一个真实的实现中，每个事件都将包含某种类型的病人标识符，用于从一个外部数据源查找医生的电子邮件地址。
Initially, the url text for the external data source is wrapped in the url object, which is used to open the connection. Then, the URLConnection class is used to establish the connection.
最初，外部数据源的URL文本封装在URL对象中，该对象用于打开连接。
This means that if the listener logic changes any state in an external data source (database, mainframe, and so on) then these interactions must be treated with an "at least once" delivery paradigm.
这意味着，如果监听器逻辑更改一个外部数据源(数据库、大型机等)中的任意状态，那么这些交互必须通过一个“至少一次”交付范式处理。
This means that if the listener logic changes any state in an external data source (database, mainframe, and so on) then these interactions must be treated with an "at least once" delivery paradigm.
这意味着，如果监听器逻辑更改一个外部数据源(数据库、大型机等)中的任意状态，那么这些交互必须通过一个“至少一次”交付范式处理。
应用推荐