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Oracle notes: Summary of methods for moving data files

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Author: User
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1. Use SQL * plus to move data files

  1. SQL>SelectFILE_NAME, ONLINE_STATUSFromDba_data_filesWhereFILE_NAMELike '% Ttb %';
  3. FILE_NAME ONLINE _
  4. Certificate -----------------------------------------------------------------------------------------------------------
  5. /U01/app/Oracle/oradata/orcl/ttb1.dbf ONLINE
  7. SQL>AlterTablespace ttb1 offline;
  9. The tablespace has been changed.
  11. SQL>! Mv/u01/app/oracle/oradata/orcl/ttb1.dbf/u01/ttb1.dbf
  13. SQL>AlterTablespace ttb1 rename datafile'/U01/app/oracle/oradata/orcl/ttb1.dbf' To '/U01/ttb1.dbf';
  15. The tablespace has been changed.
  17. SQL>AlterTablespace ttb1 online;
  19. The tablespace has been changed.
  21. SQL>SelectFILE_NAME, ONLINE_STATUSFromDba_data_filesWhereFILE_NAMELike '% Ttb %';
  23. FILE_NAME ONLINE _
  24. Certificate -----------------------------------------------------------------------------------------------------------
  25. /U01/ttb1.dbf ONLINE

2. Use SQL * plus to move data files

  1. SQL>SelectFILE_NAME, ONLINE_STATUSFromDba_data_filesWhereFILE_NAMELike '% Ttb %';
  3. FILE_NAME ONLINE _
  4. Certificate -----------------------------------------------------------------------------------------------------------
  5. /U01/ttb1.dbf ONLINE
  7. SQL>AlterTablespace ttb1 offline;
  9. The tablespace has been changed.
  11. SQL>! Mv/u01/ttb1.dbf/u01/app/oracle/oradata/orcl/ttb1.dbf
  13. SQL>Alter DatabaseOrcl rename file'/U01/ttb1.dbf' To '/U01/app/oracle/oradata/orcl/ttb1.dbf';
  15. The database has been changed.
  17. SQL>AlterTablespace ttb1 online;
  19. The tablespace has been changed.
  21. SQL>SelectFILE_NAME, ONLINE_STATUSFromDba_data_filesWhereFILE_NAMELike '% Ttb %';
  23. FILE_NAME ONLINE _
  24. Certificate -----------------------------------------------------------------------------------------------------------
  25. /U01/app/oracle/oradata/orcl/ttb1.dbf ONLINE

3. Use rman to move data files

  1. SQL>SelectFILE_NAME, ONLINE_STATUSFromDba_data_filesWhereFILE_NAMELike '% Ttb %';
  3. FILE_NAME ONLINE _
  4. Certificate -----------------------------------------------------------------------------------------------------------
  5. /U01/app/oracle/oradata/orcl/ttb1.dbf ONLINE
  1. [Oracle @ linux ~] $ Rman target/
  3. Recovery MANAGER: Release 10.2.0.4.0-ProductionOnThursday October 6 17:19:24 2011
  5. Copyright (c) 1982,200 7, Oracle.AllRights reserved.
  7. Connect to the target database: ORCL (DBID = 1289573235)
  9. RMAN> backupAsCopy datafile'/U01/app/oracle/oradata/orcl/ttb1.dbf'Format'/U01/ttb1.dbf';
  11. Start backup from
  12. Use the target database control file to replace the recovery directory
  13. Allocated channel: ORA_DISK_1
  14. Channel ORA_DISK_1: sid = 149 devtype = DISK
  15. Channel ORA_DISK_1: starts data file copies
  16. Input data file: fno = 00014Name=/U01/app/oracle/oradata/orcl/ttb1.dbf
  17. Output file name =/u01/ttb1.dbf mark = TAG20111006T172010 recid = 3 timestamp = 763838410
  18. Channel ORA_DISK_1: Data File copied. elapsed time: 00:00:01
  19. Backup completed in month-11
  21. RMAN> SQL"Alter tablespace ttb1 offline";
  23. SQL statement:AlterTablespace ttb1 offline
  25. RMAN> switch datafile'/U01/app/oracle/oradata/orcl/ttb1.dbf' ToCopy;
  27. Data File 14 has been switched to a data file copy"/U01/ttb1.dbf"
  29. RMAN> SQL"Alter tablespace ttb1 online";
  31. SQL statement:AlterTablespace ttb1 online
  32. MAN-00571: ========================================================== ==============================
  33. RMAN-00569: ==================== error message stack follows ==========================
  34. RMAN-00571: ========================================================== ==============================
  35. RMAN-03009: SQL command (DefaultOn the channel, at 17:21:52 on) failed
  36. RMAN-11003: failed during analysis/execution of SQL statements:AlterTablespace ttb1 online
  37. ORA-01113: file 14 requires media recovery
  38. ORA-01110: Data File 14:'/U01/ttb1.dbf'
  40. RMAN> recover datafile 14;
  42. Start recover from
  43. Use channel ORA_DISK_1
  45. Restoring media...
  46. Media Recovery completed. Time: 00:00:03
  48. The recover is completed from month to month 11.
  50. RMAN> SQL"Alter tablespace ttb1 online";
  52. SQL statement:AlterTablespace ttb1 online
 
  1. SQL>SelectFILE_NAME, ONLINE_STATUSFromDba_data_filesWhereFILE_NAMELike '% Ttb %';
  3. FILE_NAME ONLINE _
  4. Certificate -----------------------------------------------------------------------------------------------------------
  5. /U01/ttb1.dbf

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