[Default] Deletion After Custom Retention Period

Scenario
You want to permanently delete unneeded data entries from the Short Term Storage.

  • System Manager is in Engineering mode.
  • System Browser is in Management View.
  1. Select Project > Management System > Servers > Main Server > History Database > Archive Groups > [data group].
  1. Click the Operation tab.
  • Min Retention Span defines the minimum length of the time period and Min Retention Unit defines the associated unit.
  1. Click the Extended Operation tab.
  • The properties for the corresponding data group display.
  1. Type data into the following fields and confirm with Set:
  • Delete Schedule Start defines the first time to delete data.
  • Delete Schedule Period defines the length of the time interval and Delete Schedule Unit defines the associated unit.
    NOTE: The greater the interval, the more data is saved during the maximum time span.
  • Max Retention Span defines the maximum length of the time period and Max Retention Unit defines the associated unit.
  1. Select Delete Scheduled and click Enable to enable the process.
  • Deletion is defined for the applicable data group and starts as per the defined date and time setting.