You can use DBaaS Monitor to create a pluggable database.
On the DBaaS Monitor home page, click Database Status. Or, in the Database pull-down menu, click Manage.
Click Create PDB.
Complete the Create PDB dialog and click OK.
New PDB Name—Provide a name for the new pluggable database.
Admin Username and Admin Password—Provide a user name and password for the PDB administrator. You need not use the same admin password that you used during the database deployment creation process, unless you wish.
File Name Conversions—You can optionally provide custom names and expressions for the PDB datafiles.
Unlimited Storage and Reuse Temp File—By default, unlimited storage and reuse temp file are selected for the PDB.
Create TDE Key—TDE Key creation is selected by default.
Keystore Password—If Create TDE Key is selected, the Keystore Password field is made visible. Use the password that was specified during the database deployment creation process.