Copy back the data files to be recovered.
复制要恢复的数据文件。
In that case, you need a way to read in the data files correctly.
在这种情况中，您需要使用一种方法来正确读取数据文件。
This won't do you much good if the data files have already been written.
如果数据文件已经写入磁盘了，那么这样做不会有太多好处。
This won't do you much good if the data files have already been written.
如果数据文件已经写入磁盘了，那么这样做不会有太多好处。
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