Starting an Application

NOTE:

Before starting an application, ensure:
- The CEP engine has been started
- The prerequisite data sources are uploaded on the Data Sources tab
- The application model is defined correctly
If the application is empty, the icon is disabled. Refer to Creating a New Application for more information.

To execute an application, ensure the icon displays before the Name. This means the necessary data sources are already uploaded.
However, if is displayed, right-click on the application and select Data Source Usage in the context menu.

The list of data sources used by the application is displayed. For example:

Refer to Uploading Data Sources or Creating a Data Source for more information.
Click . The icon changes to and the timestamp is displayed under the Status Updated column.
The stream topics and the data producer are also generated.

Users with a Designer role have the ability to open and manage applications.

On the Applications tab, click an application link to open and display it on the Application page.
Click to run the application.
The button changes to and the Running status displays.

The stream topics and the data producer are generated.
You can also perform the following:
- Click on a node in the Graph pane to display its Operator Settings as well as the preview of the data (OUTPUT) in the Schema pane
- Click the Metrics tab to display the node’s Metrics as well as the preview of the data (OUTPUT) in the Schema pane
- Select an input or output node and click the Data Preview tab to display the data preview.
  
  You can also click:
  - to copy the data to a clipboard.
  - to pause the update. To start the update, click .