RMAN> recover database;
Starting recover at 17-MAR-16
using channel ORA_DISK_1
starting media recovery
channel ORA_DISK_1: starting archived log restore to default destination
channel ORA_DISK_1: restoring archived log
archived log thread=1 sequence=1428
channel ORA_DISK_1: reading from backup piece /oracle/backup/2016-03-17/arch_POWERDES_20160317_16.bak
channel ORA_DISK_1: piece handle=/oracle/backup/2016-03-17/arch_POWERDES_20160317_16.bak tag=TAG20160317T202918
channel ORA_DISK_1: restored backup piece 1
channel ORA_DISK_1: restore complete, elapsed time: 00:00:03
archived log file name=/oracle/app/oracle/flash_recovery_area/POWERDES/archivelog/2016_03_17/o1_mf_1_1428_cgog3ons_.arc thread=1 sequence=1428
channel default: deleting archived log(s)
archived log file name=/oracle/app/oracle/flash_recovery_area/POWERDES/archivelog/2016_03_17/o1_mf_1_1428_cgog3ons_.arc RECID=2 STAMP=906760822
unable to find archived log
archived log thread=1 sequence=1429
RMAN-00571: ===========================================================
RMAN-00569: =============== ERROR MESSAGE STACK FOLLOWS ===============
RMAN-00571: ===========================================================
RMAN-03002: failure of recover command at 03/17/2016 22:00:29
RMAN-06054: media recovery requesting unknown archived log for thread 1 with sequence 1429 and starting SCN of 31576222
RMAN>
解决:直接恢复到SCN点31576222上
RMAN> recover database until scn 31576222;
Starting recover at 17-MAR-16
using channel ORA_DISK_1
starting media recovery
media recovery complete, elapsed time: 00:00:00
Finished recover at 17-MAR-16
RMAN>