[zeromq-dev] ooc bindings for ØMQ
matt_weinstein at yahoo.com
Tue Jun 22 14:44:08 CEST 2010
On Jun 21, 2010, at 1:25 PM, Douglas Creager wrote:
>> I believe as long as the operations are serializable, you can roll
>> them up across multiple endpoints, depending on your consistency (as
>> in eventually) you can use source sequencing or clock vectors with a
>> resolution protocol.
> Definitely — in a lot of cases, you can do some post-processing to
> combine the various "wrong" answers into the "right" answer. You can
> definitely do that in the SUM case I described. But in general, you
> can't. An INNER JOIN doesn't work, for instance — if there are
> records that end up on different processing nodes, you lose data.
Yup. I think we're just speaking at different layers, brokering vs.
computational topology. The underlying must ensure computational
correctness is enforceable and enforced.
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