
Select the view by selecting the History space node in the Nav tree and using the Views menu (or the right-click popup menu) to choose the Database Maintenance view.
The left side of the histories area contains the available histories window. This window displays all histories that are available in your local station or any station histories that you import by means of the NiagaraNetwork or other network driver (for example, BacnetNetwork). Histories are grouped under the station by station name.
The right side of the histories area contains the targeted histories window. This window displays the histories that are affected when you click the Run Maintenance button. Move the histories that you want manage into this window using the control buttons, as described below:
Controls and options for the database maintenance view are described in the following list:
Click this button to move histories that are selected in the available histories window to the targeted histories window.
Click this button to move histories that are selected in the targeted histories window to the available histories window.
Select this option and use the Before date selector to remove records, based on date, from the histories that are in the targeted histories window.
Use this property with the Clear old records option to set the year, month, day, and time properties that you want to use for removing old records.
Select this option to delete all records from the selected history database.
Select this option to delete all histories that are in the targeted histories window.
Click this button to execute the option that you have selected on the histories in the targeted histories window.