报错篇
1.RMAN-06403
could not obtain a fully authorized session 。
原因①：数据库实例没有打开
sqlplus / as sysdba
#数据库实例是否打开
SQL>select status from v$instance;
startup
#再次查看是否打开
SQL>select status from v$instance;
RMAN Catalog 和 Nocatalog 的区别_rmatlogon-CSDN博客
2.执行list backup报错
RMAN-00571: =================================================
RMAN-00569: ======ERROR MESSAGE STACK FOLLOWS ===============
RMAN-00571: =================================================
RMAN-03002: failure of list command at 10/31/2023 21:00:00
RMAN-06403: could not obtain a fully authorized session
ORA-01034: ORACLE not available
ORA-27101: shared memory realm does not exist
Linux-x86_64 Error: 2: No such file or directory
Additional information: 4376
Additional information: 1270512503分析：可能是没有做过备份
2.ORA-19912:
cannot recover to target incarnation 6
RMAN> recover database until scn 3802434;
Starting recover at 07-NOV-23
using channel ORA_DISK_1
starting media recovery
media recovery failed
RMAN-00571: ===========================================================
RMAN-00569: =============== ERROR MESSAGE STACK FOLLOWS ===============
RMAN-00571: ===========================================================
RMAN-03002: failure of recover command at 11/07/2023 19:18:06
ORA-00283: recovery session canceled due to errors
RMAN-11003: failure during parse/execution of SQL statement: alter database recover
if needed start until change 3802434 using backup controlfile
ORA-00283: recovery session canceled due to errors
ORA-19912: cannot recover to target incarnation 6
