How do I recover missing archive logs?
sqlplus “/ as sysdba” SQL>alter database recover managed standby database cancel; Media recovery complete. Step 4: scp the backup files to standby server to /tmp folder.
How do I use archive logs to recover database?
The steps for this scenario are as follows:
- Shut down the database.
- Restore a control file from the backup.
- Start the database in mount mode, and initiate database recovery, using the RECOVER DATABASE USING BACKUP CONTROLFILE clause.
- For a complete recovery, manually apply the redo contained in the online redo logs.
How do I find my archive log list?
The following commands can be used to locate the Oracle archive logs:
- Issue the archive log list command: SQL> archive log list.
- Issue the show parameter command: SQL> show parameter db_recovery_file_dest.
- Query the v$archive_dest view: SQL> select dest_name, status, destination from v$archive_dest;
How do I manually install archive logs?
We’re here to help! Copy the archive logs from primary to standby (Dbvisit ARCHDEST location), rename the files and then run dbvisit to apply logs. Copy the archive logs from primary to standby (Dbvisit ARCHDEST location), use RMAN to catalog the files and then apply them using RMAN.
How do I manually log archive?
Copy the archive logs from primary to standby (Dbvisit ARCHDEST location), rename the files and then run dbvisit to apply logs. Copy the archive logs from primary to standby (Dbvisit ARCHDEST location), use RMAN to catalog the files and then apply them using RMAN.
How do I manually log in archive standby?
At standby site, Do the log file registration at the standby site until all the missing log files are registered, Use this below command. SQL> alter database register logfile ‘/log/file/location/log_file_name_n. arc’; Now apply would take place and your standby will become sync with the primary.
How do I check my archive log status?
Checking ARCHIVELOG mode status
- Log in as OS user oracle and enter the following commands: $ export ORACLE_SID= where is the name of the database $ sqlplus /nolog SQL> connect / as sysdba.
- To check the ARCHIVELOG mode status, enter the following SQL command: SQL> archive log list;
What is archive log list?
LIST. Requests a display that shows the range of redo log files to be archived, the current log file group’s sequence number, and the current archive destination (specified by either the optional command text or by the initialization parameter LOG_ARCHIVE_DEST).
How do I register an archive log file?
Answer: One way of registering a logfile is via the following command: SQL> alter database register logfile ‘u01/app/oracle/arch/arch_101. arc’; So this is a straightforward way of registering a logfile giving the full path to the logfile.
What happens if I Change my database to archivelog?
If you switched your database to ARCHIVELOG mode, all previous backups are invalidated and thus cannot be used for recovery; therefore, you have to do the full backup of the database immediately after switching it to the ARCHIVELOG mode, to make archive redo logs useful.
Is the archivelog file in the standby database?
The archivelog file with sequence# 27 will be moved to standby database. Since the media recovery process has been canceled the archivelog will not be applied to the standby database.
How to recover damaged or lost datafile using RMAN?
To recover from the damaged or lost datafile using RMAN do the following Try to start the database using SQL Plus When we try to open, Oracle will show an error that a datafile is missing as shown below
How to recover lost or corrupt system datafiles?
The DRA is also available from Software and Support tab in EM Database Control. It is possible to recover a lost or corrupt datafile when your database is in archivelog mode, with two restrictions listed in the Re-Creating Data Files When Backups Are Unavailable docs: Note that you cannot recover a lost or corrupt SYSTEM datafiles this way.