CDB and PDB configurations
Oracle database considerations regarding CDB and PDB configurations
ACRM support oracle database as CDB and PDB.
Note: Oracle Database 12c and higher support PDB. CRM can be used with PDB on these
versions
CDB is a DBA option allowing you to consolidate server use and management of databases. Applications are guaranteed to work with either PDB or non-CDB databases.
For further details, see https://docs.oracle.com/database/121/CNCPT/cdbovrvw.htm#CNCPT89237.