※ 필수 파일 
1. 닫힌 백업한 데이터 파일 전체
2. redo 로그 파일
3. control 파일
4. 열린 백업 파일 사용 불가
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SQL> select file_name, file_id, tablespace_name, online_status from dba_data_files;

FILE_NAME                                        FILE_ID TABLESPACE_NAME      ONLINE_
--------------------------------------------- ---------- -------------------- -------
/oracle/oradata/ora10g/users01.dbf                     4 USERS                ONLINE
/oracle/oradata/ora10g/sysaux01.dbf                    3 SYSAUX               ONLINE
/oracle/oradata/ora10g/undotbs01.dbf                   2 UNDOTBS1             ONLINE
/oracle/oradata/ora10g/system01.dbf                    1 SYSTEM               SYSTEM
/oracle/oradata/ora10g/example01.dbf                   5 EXAMPLE              ONLINE

SQL> !rm -rf /oracle/oradata/ora10g/*

SQL> shutdown immediate
Database closed.
Database dismounted.
ORACLE instance shut down.

SQL> !cp /backup/close/ora10g/* /oracle/oradata/ora10g

SQL> startup
ORA-32004: obsolete and/or deprecated parameter(s) specified
ORACLE instance started.

Total System Global Area  167772160 bytes
Fixed Size                  1218316 bytes
Variable Size              79694068 bytes
Database Buffers           83886080 bytes
Redo Buffers                2973696 bytes
Database mounted.
Database opened.
SQL>
SQL> !rm -rf /backup/archive1/*

SQL> !rm -rf /backup/archive2/*