Concepts Tasks Settings Data Purging Contents Introduction to Data Purging Selection Criteria Concepts for Purging Rules Specifying Data Purging Settings Creating Purging Rules Defining Selection Criteria for a Purging Rule Creating a Filter Criterion Based on an Attribute Creating a Filter Criterion Based on a Relationship Working With Selection Criteria Previewing a Purging Rule Activating and Suspending Purging Rules Manually Executing a Purging Rule Setting Up Scheduling for Purging Rules Viewing a Purging Rule’s History and Audit Files APM administrators can set up purging rules to permanently remove large numbers of items that are no longer relevant from their APM databases. For example, a purging rule might delete all timecard transactions that are more than five years old. The topics in this section explain how to create and activate purging rules, preview and execute purges, and view reports of the results.