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From Kais Ahmed <k...@neteck-fr.com>
Subject Re: Migration from Cassandra 1.2.5 to Cassandra 2.0.8 with changed partitioner settings
Date Wed, 30 Jul 2014 09:03:20 GMT
Sorry my advice is not good for you,
if you are moving to another platform with a different portionner, i think
sstableloader is the right tool for you.

http://www.datastax.com/docs/1.1/references/bulkloader
http://www.datastax.com/dev/blog/bulk-loading


2014-07-30 10:51 GMT+02:00 Hao Cheng <bryan@critica.io>:

> No idea if this will help, but have you tried the sstable2json and
> json2sstable utilities to output json from your old cluster and import it
> into the new one?
>
>
> On Wed, Jul 30, 2014 at 1:40 AM, Kais Ahmed <kais@neteck-fr.com> wrote:
>
>> hi tsi,
>>
>> You have you upgrade to 1.2.9 first.
>>
>> 2.0.0
>> =====
>>
>> Upgrading
>> ---------
>>
>>     - Java 7 is now *required*!
>>     - Upgrading is ONLY supported from Cassandra 1.2.9 or later. This
>>
>>       goes for sstable compatibility as well as network.  When
>>       upgrading from an earlier release, upgrade to 1.2.9 first and
>>
>>
>>       run upgradesstables before proceeding to 2.0.
>>
>>
>>
>> 2014-07-30 8:51 GMT+02:00 Paco Trujillo <F.Trujillo@genetwister.nl>:
>>
>> Hi tsi
>>>
>>> We faced a similar situation a few months ago. At the end what we make
>>> is developed a service in our application to migrate the data from the old
>>> cassandra 1.2 to the new cassandra 2.0 using cql (with normal SELECT and
>>> UPDATE commands) (our application at that moment have two cassandra
>>> sessions, one for the 1.2 and another for the 2.0) . I know it is not the
>>> perfect solution  but by this way we could migrate the data without
>>> considering anything about partitioner
>>>
>>> Kind regards
>>>
>>>
>>>
>>> ------------------------------------------------------------------------------------
>>> Francisco Trujillo - BioInformatic Developer
>>>
>>> Genetwister Technologies B.V.
>>>
>>> Phone: +31 317 466420
>>> Fax: +31 317 466421
>>> Email:f.trujillo@genetwister.nl
>>> Internet:www.genetwister.nl
>>>
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>>> ________________________________________
>>> From: tsi [thorsten.sinn@t-systems.com]
>>> Sent: Tuesday, July 29, 2014 2:53 PM
>>> To: cassandra-user@incubator.apache.org
>>> Subject: Re: Migration from Cassandra 1.2.5 to Cassandra 2.0.8 with
>>> changed partitioner settings
>>>
>>> We are moving our application to a plattform with this partitioner
>>> setting
>>> and as far as I know there is no way to specify a partitioner on keyspace
>>> level.
>>>
>>>
>>>
>>> --
>>> View this message in context:
>>> http://cassandra-user-incubator-apache-org.3065146.n2.nabble.com/Migration-from-Cassandra-1-2-5-to-Cassandra-2-0-8-with-changed-partitioner-settings-tp7596019p7596021.html
>>> Sent from the cassandra-user@incubator.apache.org mailing list archive
>>> at Nabble.com.
>>>
>>
>>
>

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