時(shí)間：2015/6/28來源：IT貓撲網(wǎng)作者：網(wǎng)管聯(lián)盟我要評(píng)論(0)
進(jìn)行測(cè)試之前先將數(shù)據(jù)庫做全備：
引用
RMAN> run {
2> allocate channel ch00 device type disk;
3> backup database include current controlfile format ‘/backup/full%t’ tag=’FULLDB’;
4> sql ‘alter system archive log current’;
5> backup archivelog all format ‘/backup/arch%t’ tag=’ARCHIVELOG’;
6> release channel ch00;
7> }
allocated channel: ch00
channel ch00: sid=17 devtype=DISK
Starting backup at 20-JAN-10
channel ch00: starting full datafile backupset
channel ch00: specifying datafile(s) in backupset
including current controlfile in backupset
input datafile fno=00001 name=/app/oracle/oradata/ora9i/system01.dbf
input datafile fno=00002 name=/app/oracle/oradata/ora9i/undotbs01.dbf
input datafile fno=00005 name=/app/oracle/oradata/ora9i/example01.dbf
input datafile fno=00011 name=/app/oracle/oradata/ora9i/STREAM01.dbf
input datafile fno=00010 name=/app/oracle/oradata/ora9i/xdb01.dbf
input datafile fno=00006 name=/app/oracle/oradata/ora9i/indx01.dbf
input datafile fno=00009 name=/app/oracle/oradata/ora9i/users01.dbf
input datafile fno=00003 name=/app/oracle/oradata/ora9i/cwmlite01.dbf
input datafile fno=00004 name=/app/oracle/oradata/ora9i/drsys01.dbf
input datafile fno=00007 name=/app/oracle/oradata/ora9i/odm01.dbf
input datafile fno=00008 name=/app/oracle/oradata/ora9i/tools01.dbf
channel ch00: starting piece 1 at 20-JAN-10
channel ch00: finished piece 1 at 20-JAN-10
piece handle=/backup/full708756233 comment=NONE
channel ch00: backup set complete, elapsed time: 00:02:26
Finished backup at 20-JAN-10
Starting Control File and SPFILE Autobackup at 20-JAN-10
piece handle=/app/oracle/product/9.0.2/dbs/c-2494723682-20100120-00 comment=NONE
Finished Control File and SPFILE Autobackup at 20-JAN-10
sql statement: alter system archive log current
Starting backup at 20-JAN-10
current log archived
channel ch00: starting archive log backupset
channel ch00: specifying archive log(s) in backup set
input archive log thread=1 sequence=1 recid=254 stamp=708756150
input archive log thread=1 sequence=2 recid=255 stamp=708756383
input archive log thread=1 sequence=3 recid=256 stamp=708756383
channel ch00: starting piece 1 at 20-JAN-10
channel ch00: finished piece 1 at 20-JAN-10
piece handle=/backup/arch708756383 comment=NONE
channel ch00: backup set complete, elapsed time: 00:00:02
Finished backup at 20-JAN-10
Starting Control File and SPFILE Autobackup at 20-JAN-10
piece handle=/app/oracle/product/9.0.2/dbs/c-2494723682-20100120-01 comment=NONE
Finished Control File and SPFILE Autobackup at 20-JAN-10
released channel: ch00
假設(shè)現(xiàn)在數(shù)據(jù)庫異常宕機(jī)
引用
SQL> shutdown abort
ORACLE instance shut down
啟動(dòng)數(shù)據(jù)庫至nomount狀態(tài)
引用
SQL> startup nomount
ORACLE instance started.
Total System Global Area 1125193868 bytes
Fixed Size 452748 bytes
Variable Size 335544320 bytes
Database Buffers 788529152 bytes
Redo Buffers 667648 bytes
#p#副標(biāo)題#e#
1、利用dbms_backup_restore恢復(fù)控制文件
SQL> DECLARE
2 devtype varchar2(256);
3 done boolean;
4 BEGIN
5 devtype := dbms_backup_restore.DeviceAllocate(type => ",ident => ‘testctl’);
6 dbms_backup_restore.RestoresetdataFile;
7 dbms_backup_restore.RestoreControlFileto(’/app/oracle/oradata/ora9i/control01.ctl’);
8 dbms_backup_restore.RestoreBackupPiece(’/backup/full708756233′,done => done);
9 dbms_backup_restore.RestoresetdataFile;
10 dbms_backup_restore.RestoreControlFileto(’/app/oracle/oradata/ora9i/control02.ctl’);
11 dbms_backup_restore.RestoreBackupPiece(’/backup/full708756233′,done => done);
12 dbms_backup_restore.RestoresetdataFile;
13 dbms_backup_restore.RestoreControlFileto(’/app/oracle/oradata/ora9i/control03.ctl’);
14 dbms_backup_restore.RestoreBackupPiece(’/backup/full708756233′,done => done);
15 dbms_backup_restore.DeviceDeallocate;
16 END;
17 /
PL/SQL procedure successfully completed.
當(dāng)然也已可用rman進(jìn)行控制文件恢復(fù)
引用
RMAN> restore controlfile from ‘/app/oracle/product/9.0.2/dbs/c-2494723682-20100120-00′;
Starting restore at 20-JAN-10
using channel ORA_DISK_1
channel ORA_DISK_1: restoring controlfile
channel ORA_DISK_1: restore complete
replicating controlfile
input filename=/app/oracle/oradata/ora9i/control01.ctl
output filename=/app/oracle/oradata/ora9i/control02.ctl
output filename=/app/oracle/oradata/ora9i/control03.ctl
Finished restore at 20-JAN-10
2、利用dbms_backup_restore恢復(fù)數(shù)據(jù)文件
引用
SQL> DECLARE
2 devtype varchar2(256);
3 done boolean;
4 BEGIN
5 devtype := dbms_backup_restore.DeviceAllocate (type => ",ident => ‘testdatafile’);
6 dbms_backup_restore.RestoreSetDatafile;
7 dbms_backup_restore.RestoreDatafileTo(dfnumber => 1,toname => ‘/app/oracle/oradata/ora9i/system01.dbf’);
8 dbms_backup_restore.RestoreDatafileTo(dfnumber => 2,toname => ‘/app/oracle/oradata/ora9i/undotbs01.dbf’);
9 dbms_backup_restore.RestoreBackupPiece(done => done,handle => ‘/backup/full708756233′, params => null);
10 dbms_backup_restore.DeviceDeallocate;
11 END;
12 /
PL/SQL procedure successfully completed.
3、利用dbms_backup_restore恢復(fù)歸檔日志
引用
SQL> DECLARE
2 devtype varchar2(256);
3 done boolean;
4 BEGIN
5 devtype := dbms_backup_restore.DeviceAllocate (type => ",ident => ‘testarchlog’);
6 dbms_backup_restore.RestoreSetArchivedLog(destination=>’/app/oracle/product/9.0.2/dbs/arch’);
7 dbms_backup_restore.RestoreArchivedLog(thread=>1,sequence=>1);
8 dbms_backup_restore.RestoreArchivedLog(thread=>1,sequence=>2);
9 dbms_backup_restore.RestoreArchivedLog(thread=>1,sequence=>3);
10 dbms_backup_restore.RestoreBackupPiece(done => done,handle => ‘/backup/arch708756383′, params => null);
11 dbms_backup_restore.DeviceDeallocate;
12 END;
13 /
PL/SQL pro
關(guān)鍵詞標(biāo)簽：dbms backup restore恢
相關(guān)閱讀
熱門文章
Oracle中使用alter table來增加,刪除,修改列
oracle中使用SQL語句修改字段類型-oracle修
使用低權(quán)限Oracle數(shù)據(jù)庫賬戶得到管理員權(quán)限
Oracle對(duì)user的訪問控制
人氣排行 ORACLE SQL 判斷字符串是否為數(shù)字的語句Oracle中使用alter table來增加,刪除,修改列的語法ORACLE和SQL語法區(qū)別歸納(1)oracle grant 授權(quán)語句如何加速Oracle大批量數(shù)據(jù)處理Oracle刪除表的幾種方法ORACLE修改IP地址后如何能夠使用Oracle 10g創(chuàng)建表空間和用戶并指定權(quán)限