On Thu, 20 Aug 2015 18:46:30 -0700, Charles Mills wrote:

>No, you only have to save the hash.
> 
*Provided* that you abandon Kirk's idea of optimizing by a quick
preliminary hash of a small fraction of the data and hashing the
entire data set only when the subsets are equal.

I suppose you could save both the short hash and the full hash.
Does the benefit justify the complexity?

-- gil

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