This chapter provides a general overview of IMS database backup and recovery concepts, and describes the database recovery and backup processes.
In This Chapter
Database recovery is normally performed only when there has been a failure of some sort. Most of the time, recovery is done as a result of a system, hardware, or application failure. However, you can also use recovery procedures to return a database to a previous point in time, and to recover from application logic failures.
In general, a database might need to be recovered under the following ...