Monday 24 September 2012

Recreate controlfile - change oracle database sid

From sqlplus
alter database backup controlfile to trace;


From trace (trace location you can find in alert_log)

#change reuse to set and remove controlfile

STARTUP NOMOUNT
CREATE CONTROLFILE SET DATABASE "DM02DEV" RESETLOGS  NOARCHIVELOG
    MAXLOGFILES 16
    MAXLOGMEMBERS 3
    MAXDATAFILES 100
    MAXINSTANCES 8
    MAXLOGHISTORY 292
LOGFILE
  GROUP 1 '/data/s_ora01dmdev/oradata/dm02dev/redo01.log'  SIZE 50M BLOCKSIZE 512,
  GROUP 2 '/data/s_ora01dmdev/oradata/dm02dev/redo02.log'  SIZE 50M BLOCKSIZE 512,
  GROUP 3 '/data/s_ora01dmdev/oradata/dm02dev/redo03.log'  SIZE 50M BLOCKSIZE 512
-- STANDBY LOGFILE
DATAFILE
  '/data/s_ora01dmdev/oradata/dm02dev/system01.dbf',
  '/data/s_ora01dmdev/oradata/dm02dev/sysaux01.dbf',
  '/data/s_ora01dmdev/oradata/dm02dev/undotbs01.dbf',
  '/data/s_ora01dmdev/oradata/dm02dev/users01.dbf'
CHARACTER SET AL32UTF8
;


ALTER DATABASE OPEN RESETLOGS;

ALTER TABLESPACE TEMP ADD TEMPFILE '/data/s_ora01dmdev/oradata/dm02dev/temp01.dbf'
     SIZE 39845888  REUSE AUTOEXTEND ON NEXT 655360  MAXSIZE 32767M;

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