When a transaction containing DML on a tracked table commits, this process stores the pre-image of the rows into the Flashback Data Archive.

当在被追踪的表上面发生了dml事务的时候，这个进程存储行的前镜像到闪回数据归档里面。

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This data initializes the transaction table, dirty pages table, and open file table so they can be used in the recovery process.

这些数据将初始化事务表、脏页表和打开文件表，以便它们能够用于恢复过程。

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