reset database to incarnation rman 恢复最早的全备方法

核心

reset database to incarnation 7;

restore database until time "to_date('2024-06-01 20:24:16', 'yyyy-mm-dd:hh24:mi:ss')" preview summary;

restore database until time "to_date('2024-06-01 22:24:16', 'yyyy-mm-dd:hh24:mi:ss')" preview summary;

recover database until time "to_date('2024-03-01 22:24:16', 'yyyy-mm-dd:hh24:mi:ss')" preview summary;

run {

set until time "to_date('2024-03-01 22:24:16', 'yyyy-mm-dd:hh24:mi:ss')";

restore database;

recover database;

alter database open resetlogs;

}

run {

set until time "to_date('2024-02-03:15:19:16', 'yyyy-mm-dd:hh24:mi:ss')";

allocate channel dev1 type disk;

shutdown abort;

startup nomount;

restore controlfile;

alter database mount;

restore database;

recover database;

alter database open resetlogs;

}

run {

set until time "to_date('2024-06-01 18:24:16', 'yyyy-mm-dd:hh24:mi:ss')";

restore database;

recover database;

alter database open resetlogs;

}

list incarnation of database;

list incarnation;

reset database to incarnation 16;

restore spfile from '+data1/CDB/AUTOBACKUP/2024_02_03/s_1160005013.321.1159958213';

run {

startup nomount;

restore controlfile from '+data1/CDB/AUTOBACKUP/2024_02_03/s_1160005013.321.1159958213';

startup mount;

set until time "to_date('2024-06-01 18:24:16', 'yyyy-mm-dd:hh24:mi:ss')";

reset database to incarnation 2;

SET DBID

RUN {

SET CONTROLFILE AUTOBACKUP FORMAT

FOR DEVICE TYPE DISK TO '+data1/CDB/AUTOBACKUP/2024_02_03/_%F';

RESTORE SPFILE FROM AUTOBACKUP;

}

export NLS_DATE_FORMAT='yyyymmdd hh24:mi:ss';

RMAN> run {

set until time "to_date('2024-06-01 18:07:16', 'yyyy-mm-dd:hh24:mi:ss')";

restore controlfile;

}

run {

set until time "to_date('2024-02-03:15:19:16', 'yyyy-mm-dd:hh24:mi:ss')";

allocate channel dev1 type disk;

shutdown abort;

startup nomount;

restore controlfile;

}

copy current controlfile to '/home/oracle/control01.ctl';

SQL> alter database backup controlfile to trace;

Database altered.

SQL> select *from v$diag_info;

alter system set cluster_database=true scope=spfile sid='*';

/u01/app/oracle/diag/rdbms/cdb/cdb1/trace/cdb1_ora_26312.trc