How to Change the Dataservices Application Event Filter Rule Using EPL

7-10 Oracle Complex Event Processing Visualizer Users Guide 8 Managing Configuration History 8-1 8 Managing Configuration History This section contains the typical application tasks you can perform with Oracle CEP Visualizer to manage configuration history, including: ■ Section 8.1, Managing Resource Configuration History ■ Section 8.2, Managing Application Configuration History For more information, see Section 3.4, Configuration History Management .

8.1 Managing Resource Configuration History

You can manage configuration history by resource as Section 3.4.2, Resource Configuration History Management describes. Alternatively, you can view configuration change history by application see Section 8.2, Managing Application Configuration History .

8.1.1 How to Manage Resource Configuration History

You can manage resource configuration history using the Oracle CEP Visualizer. To manage resource configuration history: 1. In the left pane, navigate to and expand the Applications node of the Oracle CEP instance to which the application is deployed.

2. Select appname, where appname is the name of the application whose

configuration history you want to manage.

3. In the right pane, click the History tab.

The History tab is displayed as Figure 8–1 shows. 8-2 Oracle Complex Event Processing Visualizer Users Guide Figure 8–1 History Tab

4. In the right pane, click the Revisions tab.

The Revisions tab appears as Figure 8–2 shows. Figure 8–2 Revisions Tab

5. Filter the list of revisions by entering an appropriate Start Time and End Time and

then click Refresh. The list refreshes to show only the revisions made in this time period. Managing Configuration History 8-3 6. Manage the resource change records: ■ To delete a revision, click Delete. All the revisions pertaining to the selected Start Time and End Time are deleted from the resource change history but resource configuration is unchanged. ■ To undo roll back the changes that the revision specifies, click Undo. All the revisions pertaining to the selected Start Time and End Time are rolled back and the affected resources assume the configuration of the previous change record.

8.2 Managing Application Configuration History

You can manage configuration history by application as Section 3.4.3, Application Configuration History Management describes. Alternatively, you can manage configuration change history by resource see Section 8.1, Managing Resource Configuration History