When performing an offline database backup, the catalog partition needs to be backed separately; however, this is not a concern with online backups, as the logs are included in the backup image.

当执行离线数据库备份时，需要单独备份编目分区。但是，在线备份时就不需要这样，因为日志是包括在备份镜像中的。

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Will you have sufficient logs to bridge back to the previous backup image?

您有足够的日志来回溯到上一个备份映像吗？

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Instead, the changes between each backup image are captured in the DB2 logs.

相反，每个备份映像之间的更改被DB 2日志捕获。

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