
Chapter 9. High availability and disaster recovery 319
This option is similar to the log shipping option, but decreases/removes the
time to restore the database.
– MIRROR:
This method will replace the copied volumes over the original and
processing would take place in the same location.
Table 9-12 lists the advantages and disadvantages of these latest storage
options.
Table 9-12 Advantages and disadvantages of the latest storage options
9.5 DB2 HADR
High Availability Disaster Recovery (HADR) provides a new alternative for
delivering a high availability solution by replicating data from a source database,
called the primary, to a target database