On Jan 8, 3:44 pm, "Amir Michail" <[email protected]> wrote:
> On Thu, Jan 8, 2009 at 5:34 PM, boson <[email protected]> wrote:
>
> > On Jan 8, 1:00 pm, "Amir Michail" <[email protected]> wrote:
> >> But how would you do this with a 24 hour rolling window?
>
> > My solution was for a simple fixed 24-hour chunks.
>
> > But you could adapt it to store 24 fixed hourly chunks in each entity
>
> What would your query be?  How would you ensure that you include not
> only those who scored points in the last hour but also everyone who
> scored points in the last 24 hours?
>

Good question.  I don't think the model I proposed works for *rolling*
windows... Just fixed windows like "day" or "month".

Please do update this thread if/when you come up with something!


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