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From Ryan King <>
Subject Re: [DISCUSSION] High-volume counters in Cassandra
Date Thu, 30 Sep 2010 16:29:27 GMT
On Tue, Sep 28, 2010 at 10:14 PM, Jonathan Ellis <> wrote:
> On Tue, Sep 28, 2010 at 4:00 PM, Sylvain Lebresne <> wrote:
>> I agree that it is worth adding a support for counter as supercolumns
>> in 1546 and that's fairly trivial, so I will add that as soon as possible
>> (but please understand that I'm working on this for a good part during
>> my free time).
>> As for supercolumns of counters, there is what Jonathan proposes, but
>> I'll add that encoding a supercolumns CF to a standard column CF is
>> almost always a fairly trivial encoding. Worst case scenario it requires
>> you to roll up your own comparator and it's slightly less convenient
>> for client code.
> Supporting supercolumns to allow multiple counters per row, but
> requiring encoding with a custom comparator for deeper nesting, seems
> like a reasonable compromise to me.

I don't understand how this would work.


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