DUPLICATE database with RMAN duplicate database, which is a copy of the source database (or a subset of the source database) with a unique DBID. Because a duplicate database has a unique DBID, it is independent of the source database and can be registered in the same recovery catalog. Typically, duplicate databases are used for testing. in Oracle > Recoverywith databasedatabasesdbidduplicaterecoveryrmantesting
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