To recover a database, you use the following files as input information for the database recovery utility (pdrstr).
The following figure provides an overview of the database recovery process.
Figure 7-1 Overview of database recovery process
#: An unload log file is created by unloading system log files (system log information) that contain information comprising a history of the updates to the database.
For details about making backup files and of creating unload log files, see Section 7.2 Preparations for database errors.