Because it doesn't use the file backup flag bit of file system, it is not limited by file system backup function.

由于不使用文件系统的文件备份标志位，因此不受文件系统备份功能的限制。

youdao

Used for internal data structure synchronization within a backup operation, such as database, log, or file backup.

用于备份操作(例如，数据库、日志或文件备份)中的内部数据结构同步。

youdao

Used for internal data structure synchronization within a backup operation, such as database, log, or file backup.

用于备份操作(例如，数据库、日志或文件备份)中的内部数据结构同步。

youdao