Resiliency is the ability to recover in the case of a disaster. The goal in a disaster is to appear to the outside world as if nothing has happened. In the case of a Web site, if a customer or potential customer cannot access your site, that customer might be lost forever. OpenEdge supports many features to improve availability of your database in the event of system failures, such as failover cluster support, and OpenEdge Replication, but the most basic element of a recovery strategy is a good backup and a solid restoration process.
This section addresses basic questions regarding the creation of an effective recovery strategy and shows you where to invest your time and energy to create a complete solution. It is referred to as focusing on a recovery strategy. You want to focus on recovering from various situations, and not merely on the process of backing up your system. For example, if you have a good backup of your database, but you neglect to back up your application code, your ability to recover is in as much jeopardy as if you did not have a complete database backup.
