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  • 【Wonder原创】RMAN实践一DB数据同步

    背景说明:

    VM:Linux-wonder这台机安装完Oracle,创建了一个名字为TEST的DB,然后Clone成另外一台机 Linux-DG

    在linux-wonder 这台机的DB上做了一些操作,新建了表空间、用户,以及插入了一些数据后,想直接把TEST这个DB,更新到 Linux-DG这台机的TEST这个DB

    以下为实践记录:

    linux-wonder这台机上做备份等操作:

    1、RMAN备份
    RMAN> backup database format '/u01/app/oracle/backup/full/full%u_%s_%p' plus archivelog format '/u01/app/oracle/backup/full/arv%u_%s_%p' delete input;

    备份得到如下文件:

    /u01/app/oracle/backup/full/arv0blnb88l_11_1
    /u01/app/oracle/backup/full/arv0dlnb8bn_13_1
    /u01/app/oracle/backup/full/full0clnb88n_12_1
    /u01/app/oracle/flash_recovery_area/TEST/autobackup/2010_09_07/o1_mf_s_729129337_68dr3tjl_.bkp

    2、传送文件到 linux-DG这台机,以下在 oracle 系统用户下操作

    cd /u01/app/oracle/backup/full

    scp arv0blnb88l_11_1 arv0dlnb8bn_13_1 full0clnb88n_12_1 oracle@10.91.53.162:/u01/app/oracle/rmanbak

    cd /u01/app/oracle/flash_recovery_area/TEST/autobackup/2010_09_07
    scp o1_mf_s_729129337_68dr3tjl_.bkp oracle@10.91.53.162:/u01/app/oracle/rmanbak

    cd /u01/app/oracle/oradata/TEST
    scp redo0[1-3].log oracle@10.91.53.162:/u01/app/oracle/oradata/TEST

    linux-DG这台机上的操作:

    3、恢复Control file

    SQL> shutdown immediate;
    SQL> startup nomount;
    RMAN> restore controlfile from '/u01/app/oracle/rmanbak/o1_mf_s_729129337_68dr3tjl_.bkp';

    4、恢复数据

    SQL> alter database mount;
    RMAN> catalog start with '/u01/app/oracle/rmanbak/arv0blnb88l_11_1';
    RMAN> catalog start with '/u01/app/oracle/rmanbak/arv0dlnb8bn_13_1' ;
    RMAN> catalog start with '/u01/app/oracle/rmanbak/full0clnb88n_12_1';
    RMAN> catalog start with '/u01/app/oracle/rmanbak/o1_mf_s_729129337_68dr3tjl_.bkp';

    RMAN> list backup; 【查看是否能找到RMAN备份记录】
    RMAN> restore database;
    RMAN> restore archivelog all; 【手动恢复日志】

    【以下可能需要多试几次,分别使用redo01.log redo02.log redo03.log】

    SQL> recover database using backup controlfile until cancel;
    输入:/u01/app/oracle/oradata/TEST/redo01.log

    【以下可能需要多试几次,分别使用redo01.log redo02.log redo03.log】

    SQL> recover database using backup controlfile;
    输入:/u01/app/oracle/oradata/TEST/redo01.log

    SQL> alter database open resetlogs;

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  • 原文地址:https://www.cnblogs.com/wonder315/p/1822931.html
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