Viewing Parameter Change History

Scenarios

You can view parameters of a DDM instance and change history of custom templates.

An exported or custom parameter template has initially a blank change history.

Procedure

1. Log in to the management console.
2. Click in the upper left corner and select a region and a project.
3. Click in the upper left corner of the page and choose Databases > Distributed Database Middleware.
4. Choose Parameter Templates, click the Customer Templates tab, locate the required parameter template, and choose More > View Change History.

   You can view the template change history within a specified period (no more than two years). By default, the template change history of the last seven days is queried.

   Figure 1 Template History
   

   You can view the name, original parameter value, new parameter value, modification status, and modification time of each parameter.