Recovery with incremental backups is faster than using redo logs alone.
从增量备份中恢复比只用重做日志要快。
Recovering with incremental backups requires no additional effort on your part. If incremental backups are available, then RMAN uses them during recovery.
用增量备份进行数据恢复你这边不用做什么事情，如果增量备份可以用，RMAN在恢复的时候就自动用了。
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