Duplicating a Database Duplicating a Database This chapter describes how to use the DUPLICATE command to create an independently functioning database copy. This chapter contains the following topics: Overview of RMAN Database Duplication Preparing to Duplicate a Database Placing the Source Database in the Proper State Starting RMAN and Connecting to Databases Configuring RMAN Channels for Use in Duplication Duplicating a Database Restarting DUPLICATE After a Failure in Oracle > Recoverywith commanddatabasedatabasesduplicatingduplicationoverviewpreparingrman