This illustration shows a CDB with the following components:
The CDB has a CDB$ROOT container.
A PDB$SEED container is plugged into the root container.
Several PDBs are plugged into the root container.
One application container is plugged into the root container.
The application container has an application root container.
The application container has two application PDBs plugged into its application root container.
The application container also has an application seed plugged into its application root container.
A person icon labeled “PDB Administrator for hrpdb” has an arrow pointing to hrpdb.
A person icon labeled “CDB Administrator” points toward CDB$ROOT.
A person icon labeled “Application Container Administrator” points to the application root.
A person icon labeled “Application PDB Administrator” points to the application PDBs.