[ORACLE] expdp / impdp

*. expdp

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1. 디렉토리 조회

 SQL> SELECT * FROM dba_directories;    

 

2. 디렉토리 추가

 SQL> DROP DIRECTORY dpump_dir2;   -- 기존 디렉토리 dpump_dir2 drop    
 SQL> CREATE DIRECTORY dpump_dir2 as '/backup/dpump';  -- /backup/dpump 에 대한 디렉토리 dpump_dir2 생성 

 

3. 디렉토리에 대한 권한 설정

 SQL> GRANT READ, WRITE ON DIRECTORY dpump_dir2 to 사용자; 

 

4. expdp

# expdp system/1239 DIRECTORY=dpump_dir2 schemas=MESS_ADM DUMPFILE=MESS_ADM_20081223.dmp logfile=MESS_ADM_20081223.log 

 

 # expdp SYSTEM/1239 DIRECTORY=DPUMP_DIR2 DUMPFILE=expdp_alldata_0106.dmp  LOGFILE=expdp_alldata_0106.log PARFILE=expdp.par CONTENT=DATA_ONLY 

 

# expdp system/1239 DIRECTORㅣY=dpump_dir2 tables=MESS_ADM.TB_ABC110 DUMPFILE=tb_ABC110_20100601.dmp logfile=tb_ABC110_20100601.log CONTENT=DATA_ONLY

 

* expdp(또는 impdp) 작업 진행 중 Control+C를 누르면 export> 프롬프트(또는 import> 프롬프트) 상태가 됨.
  Control+C 했다고 해서 작업이 중단되지는 않고, interactive mode로 변경되어 expdp(또는 impdp) 작업을

  모니터링하고 제어 가능

  [interactive mode에서 사용할 수 있는 명령어]
  - STATUS          : 현재 작업진행정도 확인 가능
  - CONTINUE_CLIENT : 다시 원래 모드로 돌아감
  - KILL_JOB
  - STOP_JOB
  - 나머지 명령어는 HELP 참고


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*. impdp

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1. 디렉토리 조회

SQL> SELECT * FROM dba_directories;    

 

2. 디렉토리 추가

 SQL> DROP DIRECTORY dpump_dir2; -- 기존 디렉토리 dpump_dir2 drop    
 SQL> CREATE DIRECTORY dpump_dir2 as '/backup/dpump';  -- /backup/dpump 에 대한 디렉토리 dpump_dir2 생성 

 

3. 디렉토리에 대한 권한 설정

SQL> GRANT READ, WRITE ON DIRECTORY dpump_dir2 to 사용자; 

 

4. impdp 

#impdp system/1239 dumpfile=PT_ABC110_02.dmp directory=dpump_dir2 job_name=job_impdp2 logfile=impdp_PT_ABC110_02.log TABLES=MESS_ADM.TB_ABC110 parallel=4 TABLE_EXISTS_ACTION=APPEND

 

[TABLE_EXISTS_ACTION 옵션]
같은 이름의 테이블이 존재할 때 SKIP / APPEND / TRUNCATE / REPLACE


[샘플]

*. expdp(파티션 테이블)

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  # expdp system/1239 DIRECTORY=dpump_dir2 tables=MESS_ADM.TB_ABC110:PT_ABC110_01 DUMPFILE=PT_ABC110_01.dmp logfile=PT_ABC110_01.log CONTENT=DATA_ONLY 

 

# expdp system/1239 DIRECTORY=dpump_dir2 tables=MESS_ADM.TB_ABC110:PT_ABC110_02 DUMPFILE=PT_ABC110_02.dmp logfile=PT_ABC110_02.log CONTENT=DATA_ONLY 

 

 # expdp system/1239 DIRECTORY=dpump_dir2 tables=MESS_ADM.TB_ABC110:PT_ABC110_03 DUMPFILE=PT_ABC110_03.dmp logfile=PT_ABC110_03.log CONTENT=DATA_ONLY 

*. impdp(파티션 테이블)

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 # impdp system/1239 dumpfile=PT_ABC110_02.dmp directory=dpump_dir2 job_name=job_impdp2 logfile=impdp_PT_ABC110_02.log TABLES=MESS_ADM.TB_ABC110 parallel=4 TABLE_EXISTS_ACTION=APPEND 

 

    Import: Release 10.2.0.2.0 - 64bit Production on Wednesday, 02 June, 2010 0:31:37

    Copyright (c) 2003, 2005, Oracle.  All rights reserved.

    Connected to: Oracle Database 10g Enterprise Edition Release 10.2.0.2.0 - 64bit Production
    With the Partitioning and Data Mining options
    Master table "SYSTEM"."JOB_IMPDP2" successfully loaded/unloaded
    Starting "SYSTEM"."JOB_IMPDP2":  system/******** dumpfile=PT_ABC110_02.dmp directory=dpump_dir2 job_name=job_impdp2

    logfile=impdp_PT_ABC110_02.log TABLES=MESS_ADM.TB_ABC110 parallel=4 TABLE_EXISTS_ACTION=APPEND
    Processing object type TABLE_EXPORT/TABLE/TABLE_DATA
    . . imported "MESS_ADM"."TB_ABC110":"PT_ABC110_02"       746.4 MB 18653423 rows
    Job "SYSTEM"."JOB_IMPDP2" successfully completed at 00:32:53

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