DATA MANAGEMENT APPARATUS, DATA MANAGEMENT METHOD, AND COMPUTER PROGRAM

A data management apparatus selects a trail from management data. The management data includes, for an operation item regarding a system to be operated, data representing a workflow representing one or a plurality of works constituting a business of a system operation and associated with the operation item, and data representing a regulation matter associated with the operation item for a standard or a law. A trail is associated with the workflow. The data management apparatus performs deletion determination that is determination as to whether or not the selected trail can be deleted. The deletion determination includes a determination as to whether or not the current date and time exceeds the holding expiration time of the selected trail. The holding expiration time of the selected trail is an expiration time determined from the generation date and time of the trail and the holding period represented by the regulation matter associated with the operation item corresponding to the workflow with which the trail is associated. When a result of the deletion determination is true, the data management apparatus deletes the selected trail.