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這篇文章主要為大家展示了“數據庫中手工 rm 刪除歸檔日志對備份歸檔日志的影響有哪些”，內容簡而易懂，條理清晰，希望能夠幫助大家解決疑惑，下面讓丸趣 TV 小編帶領大家一起研究并學習一下“數據庫中手工 rm 刪除歸檔日志對備份歸檔日志的影響有哪些”這篇文章吧。
手工 rm 刪除歸檔日志后，備份歸檔日志的時候會報錯找不到刪除的歸檔日志，crosscheck archivelog all 和 delete expired archivelog all 后，備份歸檔日志不再報錯
使用 rman 的 delete 命令刪除歸檔日志后，備份歸檔日志不會報錯
[oracle@oatest 2018_07_26]$ ll
總用量 12720
-rw-r—–. 1 oracle dba 12994048 7 月 26 11:27 o1_mf_1_494_folhwg5h_.arc
-rw-r—–. 1 oracle dba 1536 7 月 26 11:27 o1_mf_1_495_folhwhdx_.arc
-rw-r—–. 1 oracle dba 2560 7 月 26 11:27 o1_mf_1_496_folhwkfj_.arc
-rw-r—–. 1 oracle dba 1024 7 月 26 11:27 o1_mf_1_497_folhwlbh_.arc
-rw-r—–. 1 oracle dba 1024 7 月 26 11:27 o1_mf_1_498_folhwq9c_.arc
-rw-r—–. 1 oracle dba 1024 7 月 26 11:27 o1_mf_1_499_folhwr3b_.arc
-rw-r—–. 1 oracle dba 1024 7 月 26 11:27 o1_mf_1_500_folhwx96_.arc
-rw-r—–. 1 oracle dba 1024 7 月 26 11:27 o1_mf_1_501_folhwy86_.arc
[oracle@oatest 2018_07_26]$ rm -f o1_mf_1_496_folhwkfj_.arc o1_mf_1_497_folhwlbh_.arc o1_mf_1_498_folhwq9c_.arc
RMAN backup archivelog all format /home/oracle/archivelog%U delete input;
Starting backup at 26-JUL-18
current log archived
using target database control file instead of recovery catalog
allocated channel: ORA_DISK_1
channel ORA_DISK_1: SID=224 device type=DISK
RMAN-00571: ===========================================================
RMAN-00569: =============== ERROR MESSAGE STACK FOLLOWS ===============
RMAN-00571: ===========================================================
RMAN-03002: failure of backup command at 07/26/2018 11:31:23
RMAN-06059: expected archived log not found, loss of archived log compromises recoverability
ORA-19625: error identifying file /u01/app/oracle/fast_recovery_area/PROD7/archivelog/2018_07_26/o1_mf_1_496_folhwkfj_.arc
ORA-27037: unable to obtain file status
Linux-x86_64 Error: 2: No such file or directory
Additional information: 3
RMAN crosscheck archivelog all;
RMAN delete expired archivelog all;
…
Do you really want to delete the above objects (enter YES or NO)? yes
deleted archived log
archived log file name=/u01/app/oracle/fast_recovery_area/PROD7/archivelog/2018_07_26/o1_mf_1_496_folhwkfj_.arc RECID=3 STAMP=982495633
deleted archived log
archived log file name=/u01/app/oracle/fast_recovery_area/PROD7/archivelog/2018_07_26/o1_mf_1_497_folhwlbh_.arc RECID=4 STAMP=982495634
deleted archived log
archived log file name=/u01/app/oracle/fast_recovery_area/PROD7/archivelog/2018_07_26/o1_mf_1_498_folhwq9c_.arc RECID=5 STAMP=982495639
Deleted 3 EXPIRED objects
RMAN delete archivelog sequence
500;
RMAN backup archivelog all format /home/oracle/archivelog%U delete input;
Starting backup at 26-JUL-18
current log archived
using channel ORA_DISK_1
channel ORA_DISK_1: starting archived log backup set
channel ORA_DISK_1: specifying archived log(s) in backup set
input archived log thread=1 sequence=494 RECID=1 STAMP=982495630
input archived log thread=1 sequence=495 RECID=2 STAMP=982495631
input archived log thread=1 sequence=499 RECID=6 STAMP=982495640
input archived log thread=1 sequence=501 RECID=8 STAMP=982495646
input archived log thread=1 sequence=502 RECID=9 STAMP=982495881
input archived log thread=1 sequence=503 RECID=10 STAMP=982495953
input archived log thread=1 sequence=504 RECID=11 STAMP=982513112
496、497、498、500 這幾個 sequence 的歸檔日志都沒有備份進去
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