ORA-19909: datafile 1 belongs to an orphan incarnation

某项目备用库执行数据库恢复ORA-00283: recovery session canceled due to errorsORA-19909: datafile 1 belongs to an orphan incarnationORA-01110: data file 1: /ccdata/cc/system01.dbfRMAN list incarnation;List of Database IncarnationsDB Key Inc Key DB Name DB ID STATUS Reset SCN Reset Time------- ------- -------- ---------------- --- ---------- ----------1 1 CC 2434029789 PARENT 1 14-JAN-262 2 CC 2434029789 PARENT 13567305 28-FEB-263 3 CC 2434029789 CURRENT 17039402 19-MAR-26RMAN RESET DATABASE TO INCARNATION 2;database reset to incarnation 2RMAN然后登录数据库alter database recover managed standby database disconnect from session;select process ,status , sequence# from v$managed_standby;