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From aaron morton <aa...@thelastpickle.com>
Subject Re: Extraction Cassandra from SSTables Files ?
Date Fri, 16 Jul 2010 23:43:02 GMT
It's a non trivial, but you could try using haddop/pig. Take a look at contrib/pig in the source.


You could output flat file formats. 

Aaron


On 17 Jul 2010, at 02:09, Sylvain Lebresne wrote:

> On Fri, Jul 16, 2010 at 3:53 PM, xavier manach <xav@tekio.org> wrote:
>> Hi.
>> 
>>   What is the best method for make large extract of datas from cassandra ?
>> Extract directly from the SSTables files sound good ?
>> If yes,
>>  There is an API for exploit directly the SSTables files ?
>>  There is a specification of the SSTables files ?
> 
> Not really, but you can have a look at the sstable2json tool. You may not be
> able to afford converting to json, but it shouldn't be too hard to
> modify it for your
> needs if you are motivated enough.
> 
> --
> Sylvain


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