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How to do a Restore and recovery of Single or multiple datafile from a PDB database on12c (Doc ID 1565822.1)

Last updated on AUGUST 04, 2018

Applies to:

Oracle Database - Enterprise Edition - Version to [Release 12.1]
Information in this document applies to any platform.


 Goal of this Article is do a restore and recovery of a datafile From PDB  when one or couple of datafiles associated with PDB are corrupted or lost.


Before we start Please understand the following Terms used in 12c.

What is a multitenant container database ?

A 12c database is either a non-Container Database or a Container Database -  referred to as non-CDB or CDB respectively.
A CDB is an Oracle database that includes zero, one, or many customer-created Containers or Pluggable Databases referred to as PDB.
The CDB has:

What is a Pluggable Database

A pluggable Database (PDB) is a user-created container holding the data for any application.
A PDB would have its SYSTEM, SYSAUX, TEMP tablespaces.It can also contains  other user created tablespaces in it.

Change done to Pdb database would be written to the Undo /redo present in the CDB$ROOT.

By Default When you Connect as  sysdba without any servicename you connect to Root Container

% rman target  /



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In this Document
 Step1 :- Check the status of the file
 Step 2 :- Restore the datafile 20 from backup.
 Step 3 : Recover the datafile

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