为提高效率，提问时请提供以下信息，问题描述清晰可优先响应。 【DM版本】:8 【操作系统】：CentOS 【CPU】:8 【问题描述】*：再执行主备还原的时候，将备份库 放入主库，执行rman命令：
备份还原需要三步，您缺少了中间一步，示例： RMAN> RESTORE DATABASE '/dmdata/DAMENG/dm.ini' FROM BACKUPSET '/dm8/backup/FULLBACK' RMAN> RECOVER DATABASE '/dmdata/DAMENG/dm.ini' FROM BACKUPSET '/dm8/backup/FULLBACK' RMAN> RECOVER DATABASE '/dmdata/DAMENG/dm.ini' UPDATE DB_MAGIC
少执行了第二条命令 ./dmrman CTLSTMT="RESTORE DATABASE '/dmdata/DAMENG/dm.ini' FROM BACKUPSET '/dmbak/BACKUP_FULL_20220419'"
./dmrman CTLSTMT="RECOVER DATABASE '/dmdata/DAMENG/dm.ini' FROM BACKUPSET '/dmbak/BACKUP_FULL_20220419'"
./dmrman CTLSTMT="RECOVER DATABASE '/dmdata/DAMENG/dm.ini' UPDATE DB_MAGIC"
备份还原需要三步，您缺少了中间一步，示例：
RMAN> RESTORE DATABASE '/dmdata/DAMENG/dm.ini' FROM BACKUPSET '/dm8/backup/FULLBACK'
RMAN> RECOVER DATABASE '/dmdata/DAMENG/dm.ini' FROM BACKUPSET '/dm8/backup/FULLBACK'
RMAN> RECOVER DATABASE '/dmdata/DAMENG/dm.ini' UPDATE DB_MAGIC