CHAPTER 10Data Guard
Oracle Hot Standby, introduced in Oracle version 7.3, was marketed to the database community as a disaster recovery (DR) solution. In Oracle version 7.3, many of today's automated processes had to be programmed to deliver successful implementations of disaster recovery using Oracle Hot Standby. Simple tasks such as transferring archivelogs had to be done manually by scripting the rcp/rsh or ftp process. In Oracle 8i, the Hot Standby product introduced new features such as the managed recovery process and read-only mode for standby databases.
In Oracle 9i Database, features such as logical standby database and Oracle Data Guard Broker made this product significantly more viable as a product for disaster recovery. Not only ...
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