Chapter 4. Backing Up and Restoring the Environment
As nearly everyone has experienced, failures occur at the most inconvenient time possible. Unless you have saved backups in a location that is remote from the affected system, you could waste many hours or days rebuilding your database because restoration involves so many aspects: extensions, users, calling search spaces, partitions, and more. Some say Murphy of Murphy's Law fame was an optimist, so we all must be ready for the worst.
This chapter presents the best practices for preparing for unexpected events:
Consider the deployment as a whole
Prepare for recovery
Become familiar with backup and tools
Understand how to restore and recover
Gain the ability to troubleshoot typical issues
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