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MapReduce, mail # user - Cluster wide atomic operations


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Re: Cluster wide atomic operations
Steve Loughran 2012-10-29, 10:15
On 29 October 2012 01:15, David Parks <[EMAIL PROTECTED]> wrote:

> I need a unique & permanent ID assigned to new item encountered, which has
> a constraint that it is in the range of, let’s say for simple discussion,
> one to one million.
>

I'd go for UUID generation, which you can do in parallel -though it doesn't
meet your range requirements