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From Billie J Rinaldi <billie.j.rina...@ugov.gov>
Subject Re: sorting in Accumulo
Date Tue, 06 Mar 2012 19:01:13 GMT
On Tuesday, March 6, 2012 1:45:52 PM, "David Medinets" <david.medinets@gmail.com> wrote:
> >> The md5(JSON) is there b/c I assume some of your events could have
> >> the
> >> same timestamp.
> 
> So the MD5 acts as a uuid? What is the chance of a value collision? Is
> the chance calculable?

Essentially the timestamp and md5 together are acting as a UUID.  You would have to evaluate
for your data set the chance of a collision for any given timestamp.  If it's unacceptable,
a different hash could be used.

Billie

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