文件数据本身被保存为nt： resource子节点。
The file data itself is stored as an nt: resource sub-child.
在将文件从磁盘读取到内存时对文件解密，因此文件数据能够以明文格式保存在内存中。
The files are decrypted when they are read from the disk into memory so that the file data kept in memory is in clear format.
Notes 7提供了在文本文件或邮件数据库中保存交谈记录的选项。
Notes 7 provides the option to save a chat transcript in a text file or in the mail database.
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