This guide contains command syntax, recovery catalog views descriptions, and related reference information about the Recovery Manager utility.This manual is intended for database administrators who perform the following tasks:■ Back up, restore, and recover Oracle databases■ Perform maintenance on backups and copies of database filesTo use this document, you need to know the following:■ Relational database concepts and basic database administration as described in Oracle9i Database Concepts and the Oracle9i Database Administrator's Guide■ Basic backup and recovery concepts and strategies as described in the Oracle9i Backup and Recovery Concepts■ Basic RMAN concepts and tasks as described in Oracle9i Recovery Manager User's Guide■ The operating system environment under which you are running Oracle"