This guide includes the conceptual and task-oriented information you need to perform backup and recovery procedures using the Recovery Manager utility.Oracle9i Recovery Manager User's Guide 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■ The operating system environment under which you are running Oracle"