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From Jonathan Ellis <jbel...@gmail.com>
Subject Re: order-preserving partitioner per CF?
Date Tue, 02 Feb 2010 23:06:31 GMT
just remember that you can't mix nodes w/ different partitioner types
in the same cluster.

On Tue, Feb 2, 2010 at 5:04 PM, Wojciech Kaczmarek
<kaczmarek.w@gmail.com> wrote:
> Yeah excellent.
>
> I checked that it's doable to convert the data to another Partitioner
> using json backup tools - cool. I will probably write own partitioner
> so it's good I won't loose my test data (though I assume I need to
> pack all my data back to one node, export to json, delete sstables,
> change partitioner, import sstables, then rerun node and subsequently
> distribute to others).
>
> On Tue, Feb 2, 2010 at 22:52, Jonathan Ellis <jbellis@gmail.com> wrote:
>> yes
>>
>> On Tue, Feb 2, 2010 at 3:50 PM, Wojciech Kaczmarek
>> <kaczmarek.w@gmail.com> wrote:
>>> On Tue, Feb 2, 2010 at 21:57, Jonathan Ellis <jbellis@gmail.com> wrote:
>>>>
>>>>> My biggest question so far is about order-preserving partitioner. I'd
>>>>> like to have such partitioner for a specific column family, having
>>>>> random partitioner for others. Is it possible wrt to the current
>>>>> architecture?
>>>>
>>>> No.
>>>
>>> Ok. Upon reading more details on a wiki I see it doesn't fit now.
>>>
>>> Now I'm thinking about scenarios of distributing the keys using OPP
>>> without knowing the number of nodes a priori.
>>>
>>> Does this explanation:
>>> http://wiki.apache.org/cassandra/Operations#Range_changes
>>>
>>> applies to any partitioner?
>>>
>>
>

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