ORA-19870: error while restoring backup piece 數據庫恢復報錯

 問題描述：用備份進行DG恢復，恢復過程中報錯ORA-19870: error while restoring backup piece /backup/db_BJCCORA_20180724_02t8qbe6_1_1

 

 

 

ORA-19870: error while restoring backup piece /backup/db_BJCCORA_20180724_02t8qbe6_1_1
ORA-19505: failed to identify file "/backup/db_BJCCORA_20180724_02t8qbe6_1_1"
ORA-27037: unable to obtain file status
Linux-x86_64 Error: 2: No such file or directory
Additional information: 3

 

 生成的是備庫控制文件，但是恢復過程卻是像恢復一個庫一樣。最后想起來這個備庫的控制文件生成是在數據庫全備之前生成的。導致控制文件找不到備份，

 重新生成一個備庫控制文件，恢復成功

alter database create standby controlfile as '/tmp/bjccorastb1.ctl';