How do I move datafile?
To move or rename a datafile do the following.
- Shutdown the database.
- Rename the physical file on the OS.
- Start the database in mount mode.
- Issue the ALTER DATABASE RENAME FILE command to rename the file within the Oracle dictionary.
- Open the database.
How do I move datafile from one tablespace to another in Oracle?
To move the datafile associated with the USERS tablespace, first take the tablespace offline and move the file at the OS level. Next, use the alter tablespace command to rename the file in the database to reflect the new location. Finally, the tablespace is brought back online.
How do I move datafile from one disk to another?
Move ASM files from one diskgroup to another diskgroup tips
- Step 1: Get the data file name: select. file_name. from. dba_data_files;
- Step 2: Identify the target diskgroup to migrate to: select. name. from.
- Step 3: Take the old data file offline: alter database datafile. ‘+MYDB_OLDDATA/mysid/app_data.nnn’ offline;
How do I change the control file location in Oracle?
Here are the steps to change the location of control file for a single-instance database by RMAN:
- Check Current Control Files.
- Backup SPFILE.
- Change Location of Control Files.
- Restart to NOMOUNT.
- Restore Control Files.
- Open Database.
- Check Current Control Files Again.
How move datafile from filesystem to ASM in Oracle 19c?
While the database is shutdown (in mount stage)
- Shutdown and mount the database.
- Ensure you have enough space in the ASM diskgroup to copy the datafile.
- Connect to RMAN and copy the datafile from the filesystem to the select ASM diskgroup.
- Update the controlfile with the new location of the datafile.
How do I move Datafile from one directory to another in Oracle 12c?
Below are examples of how the ALTER DATABASE MOVE DATAFILE command can be used to Rename, Relocate, Copy or Move data files to to ASM.
- Rename: ALTER DATABASE MOVE DATAFILE ‘/u01/app/oracle/oradata/PSTG/datafile/test.dbf’ TO ‘/u01/app/oracle/oradata/PSTG/datafile/tester.dbf’;
- Relocate:
- Copy:
- Move to ASM:
How move Datafile from filesystem to ASM in Oracle 19c?
Where are Oracle control files located?
ORACLE_BASE\oradata \DB_NAME directory
The preconfigured database contains two control files located in the ORACLE_BASE\oradata \DB_NAME directory. Oracle recommends that you keep at least two control files (on separate physical drives) for each database, and set the CONTROL_FILES initialization parameter to list each control file.
How do I move Datafile to ASM?
How do you move a data file in Oracle?
Moving Datafiles. Also see my notes on 12c move oracle data files online. To move a datafile, either take the tablespace it belongs to offline, or shut down the database and bring it back up into a mounted state. The system tablespace, temporary tablespaces and tablespaces used for rollback will require the database be in mount state.
How to move datafiles from file system to file system?
You can move datafile from File System to File system Online as follows. You can rename datafiles as follows. After Offline operation is completed, rename datafile with mv command from ‘users.dbf’ to ‘users_tbs.dbf’. execute the following commands to rename datafile in Controlfile and make it online again.
How to move or rename a logfile in Oracle?
To move or rename a logfile do the following. Shutdown the database. Rename the physical file on the OS. Start the database in mount mode. Issue the ALTER DATABASE RENAME FILE command to rename the file within the Oracle dictionary. Open the database.
How do I move datafile from database to tablespace?
To move the datafile associated with the USERS tablespace, first take the tablespace offline and move the file at the OS level. Next, use the alter tablespace command to rename the file in the database to reflect the new location. Finally, the tablespace is brought back online. tablespace USERS offline;
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