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From A J <>
Subject Re: (A or B) AND C AND !D
Date Tue, 15 Nov 2011 13:54:25 GMT
To clarify, I wish to keep N=4 and W=2 in the following scenario.


On Sun, Nov 13, 2011 at 11:20 PM, A J <> wrote:
> Hello
> Say I have 4 nodes: A, B, C and D and wish to have consistency level
> for writes defined in such as way that writes meet the following
> consistency level:
> (A or B) AND C AND !D,
> i.e. either of A or B will suffice and C to be included into
> consistency level as well. But the write should not wait for D.
> Is such a configuration possible ?
> I tried various combinations of EACH_QUORUM and LOCAL_QUORUM and
> clubbing the nodes in different DCs but could not really come up with
> a solution. Maybe I am missing something.
> Thanks.

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