Oracle Database 12c Documentation
Oracle Multitenant is a new option for Oracle Database 12c Enterprise Edition that helps customers reduce IT costs by simplifying consolidation, provisioning, upgrades, and more. It is supported by a new architecture that allows a multitenant container database to hold many pluggable databases. It fully complements other options, including Oracle Real Application Clusters and Oracle Active Data Guard. Documentation of the full capabilities of Oracle Database 12c, including information specific to Oracle Multitenant, is available here.
Multitenant is described in the chapters mentioned below: