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Oracle uses external tables to access Alert Log Files

Source: Internet
Author: User
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First create a directory

  1. SQL> showUser
  2. USERIs"SYS"
  3. SQL>Create Or ReplaceDirectory bdumpAs '/U01/app/Oracle/admin/orcl/bdump';
  5. The directory has been created.

Create an External table

  1. SQL>Create TableAlert_log (text varchar2 (400 ))
  2. 2 organization external (
  3. 3 type oracle_loader
  4. 4DefaultDirectory bdump
  5. 5 access parameters (
  6. 6 records delimitedByNewline
  7. 7 nobadfile
  8. 8 nodiscardfile
  9. 9 nologfile
  10. 10)
  11. 11 location ('Alert _ orcl. Log')
  12. 12) reject limit unlimited;
  14. The table has been created.

Query Alert Log Files

  1. SQL>Select Count(*)FromAlert_log;
  3. COUNT(*)
  4. ----------
  5. 5793
  7. SQL>Select*FromAlert_logWhereRownum <10;
  9. TEXT
  10. Bytes ----------------------------------------------------------------------------------------------------
  11. Wed Sep 14 01:01:35 2011
  12. Starting ORACLE instance (normal)
  13. LICENSE_MAX_SESSION = 0
  14. LICENSE_SESSIONS_WARNING = 0
  15. Shared memory segmentForInstance monitoring created
  16. Picked latch-FreeSCN scheme 2
  17. Using LOG_ARCHIVE_DEST_10 parameterDefaultValueAsUSE_DB_RECOVERY_FILE_DEST
  18. AutotuneOfUndo retentionIsTurnedOn.
  19. IMODE = BR
  21. Nine rows have been selected.

A ora-error has occurred while viewing the database.

  1. SQL>Select*FromAlert_logWhereTextLike '% ORA-%';
  3. TEXT
  4. Certificate ----------------------------------------------------------------------------------------------------------------------------------------------------------------
  5. ORA-00942: Table or view does not exist
  6. ORA-12012: Automatic Execution of Job 1 error
  7. ORA-01435: user does not exist
  8. ORA-12012: Automatic job 21 Error
  9. ORA-01435: user does not exist
  10. ORA-12012: Automatic job 21 Error
  11. ORA-01435: user does not exist
  12. ORA-1109 signalled:ALTER DATABASE CLOSENORMAL...
  13. ORA-19504: Unable to Create File"/U01/app/oracle/archivelog/10952_761792499.dbf"
  14. ORA-27040: file creation error
  15. ORA-16038: Log 1Sequence#52 archiving failure
  16. ORA-19504: Unable to Create File""
  17. ORA-00312: Online log 1 thread 1:'/U01/app/oracle/oradata/orcl/redo01.log'
  18. ORA-16014: Log 1Sequence#52 not archived
  19. ORA-00312: Online log 1 thread 1:'/U01/app/oracle/oradata/orcl/redo01.log'
  20. ORA-16014: Log 1Sequence#52 not archived
  21. ORA-00312: Online log 1 thread 1:'/U01/app/oracle/oradata/orcl/redo01.log'
  22. ORA-16014: Log 1Sequence#52 not archived
  23. ORA-00312: Online log 1 thread 1:'/U01/app/oracle/oradata/orcl/redo01.log'
  24. ORA-16014: Log 1Sequence#52 not archived
  25. ORA-00312: Online log 1 thread 1:'/U01/app/oracle/oradata/orcl/redo01.log'
  26. ORA-1509 signalled:Alter DatabaseTest rename file'/U01/app/oracle/test01.dbf' To '/U01/app/oracle/oradata/orcl/test01.dbf'...
  27. ORA-1525 signalled:AlterTablespace test rename datafile'/U01/app/oracle/test01.dbf' To '/U01/app/oracle/oradata/orcl/test01.dbf'...
  28. ORA-1525 signalled:AlterTablespace test rename datafile'/U01/app/oracle/test01.dbf' To '/U01/app/oracle/oradata/orcl/test001.dbf'...
  29. ORA-1525 signalled:AlterTablespace test rename datafile'/U01/app/oracle/test01.dbf' To '/U01/app/oracle/oradata/orcl/test001.dbf'...
  30. ORA-959 signalled:Alter Database DefaultTablespace test...
  31. ORA-959 signalled:Alter Database DefaultTablespace test1...
  32. ORA-3217 signalled:AlterTablespaceTempOffline...
  34. Select 28 rows.

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