基于rdn散列的分割：使用目录服务器条目计算一个惟一的散列值。

RDN Hash-based splitting: The directory server entry is used to calculate a unique hash value.

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可能有些情况，您想要对根据特定的列值分割的记录集进行一些计算，但是不希望在报表中打印该列。

There may be scenarios where you would like to do some computations on sets of records broken based on particular column values, but would not like to print that column in the report.

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在这里，分割后的关系列的id值应该总是与xml列中的值匹配。

Here, the ID value in the shredded relational column should always match with the value in the XML column.

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