#查看以resetlogs打开的历史sql> SELECT a.INCARNATION#,a.RESETLOGS_CHANGE#,to_char(a.RESETLOGS_TIME,'YYYY-MM-DD HH24:MI:SS'),a.STATUS FROM v$database_incarnation a;INCARNATION# RESETLOGS_CHANGE# TO_CHAR(A.RESETLOGS_TIME,'YYYY STATUS1 1 2009-08-15 00:16:43 PARENT2 945184 2018-01-26 17:51:21 PARENT3 14476325 2018-02-02 16:12:25 PARENT4 14479418 2018-02-02 16:29:15 PARENT5 14662006 2018-02-02 17:38:38 PARENT6 14940997 2018-02-05 15:26:21 ORPHAN7 14997019 2018-02-05 15:53:31 CURRENT#修改CURRENT的INCARNATIONrman target /RMAN> shutdown immediate;RMAN> startup mount;RMAN> reset database to incarnation 5;#执行不完全恢复run {shutdown immediate;startup mount;set until time = "to_date('05-02-18 05:00','dd-mm-yy hh24:mi:ss')";restore database;recover database;alter database open resetlogs;}总结：穿越incarnation后，将会产生孤儿incarnation(orphan)，这个时候最好重新备份下数据库
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