logging and recovery 日志和恢复
Be aware that if you decide to use circular logging and offline recovery as your backup strategy, all transactions after the last offline backup will be lost.
注意，如果决定使用循环日志记录和脱机恢复作为您的备份策略，那么最后一次脱机备份以后的所有事务都将丢失。
Archive logging enables an online backup and recovery.
存档日志模式支持在线备份和恢复。
To do a roll forward recovery in DB2 UDB, archive logging must be used.
要在DB 2 UD b中执行前滚恢复，必须使用归档日志记录。
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