This chapter describes ways to manage planned outages in a DB2 for z/OS environment. Because DB2 is a database manager, there are two aspects of availability to be considered:
•The availability of the DB2 subsystem. The primary audience that will be interested in this information is DB2 system programmers. This chapter covers enhancements in DB2 that provide you with more flexibility regarding when the DB2 subsystem will be restarted.
•The availability of the data managed by DB2. Significant enhancements have been made to DB2 ...