This will include counts of blocks read from the rollback segment in order to roll back a block.

为了回滚一个块，这将包括从回滚段读取的块的数目。

youdao

This will include counts of blocks read from the rollback segment in order to roll back a block.

为了回滚一个块，这将包括从回滚段读取的块的数目。

youdao