How do I know which datafile needs recovery?

Question

You can use the dynamic performance view V$RECOVER_FILE to determine which files to restore in preparation for media recovery. This view lists all files that need to be recovered and explains why they need to be recovered.

How do I check my datafile status?

Connect sys/password as sysdba in sqlplus and run the following query to find which datafiles are offline: Select file# from v$datafile where status = 'OFFLINE'; Note all file# numbers that are returned. Then, while in sqlplus connected to the database as sys/password as sysdba.

How do I check datafiles in backup mode?

To check whether a datafile is part of a current online tablespace backup, query the V$BACKUP view. This view is useful only for user-managed online tablespace backups, because neither RMAN backups nor offline tablespace backups require the datafiles of a tablespace to be in backup mode.

How can I tell if Oracle database is in recovery mode?

Check for Data Files Stuck in Recover Mode1Go to the cmd prompt.2Start sqlplus.3At the sqlplus prompt, connect to the database (i.e., connect sys/password as sysdba).4Run the following query: ... 5If there are no rows returned here, then go to the section Check for Data Files that Need Recovery.How to Get Data Files Back Online

How can I recover my datafile?

How to recover missing datafiles?1 Find the missing datafiles: ... 2 Take tablespace or datafiles offline: ... 3 Rename missing datafiles with original files: ... 4 Shutdown and mount the database: ... 5 Perform media recovery: ... 6 Open the database: ... 7 check the status of datafiles: ... 8 Bring the datafiles online:How to recover missing datafiles? | SAP Blogs

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