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From Jonas Bonér <jo...@jonasboner.com>
Subject Re: Cassandra and Oracle Coherence Comparison
Date Thu, 08 Oct 2009 11:53:58 GMT
2009/10/5 Michael Greene <michael.greene@gmail.com>:
> Briefly
> * Coherence is in-memory, Cassandra is persisted

Coherence can be persistent.

> * Coherence has a transactional model, Cassandra is eventually consistent
> * Coherence has specially written adapters for different
> environments/languages, Cassandra supports most languages through
> Thrift
> * They both are distributed repositories of data written in Java
>
> Coherence seems to be in the same write-through cache / in-memory DB
> space as Terracotta or Gigaspaces, and not the distributed database
> space like Cassandra.  It might be interesting to evaluate Coherence's
> clustering mechanisms, but I couldn't easily find documentation.
>
> Michael
>
> On Mon, Oct 5, 2009 at 7:41 AM, Evren Guden <evrenguden@gmail.com> wrote:
>> Hi,
>> What are the differences and similarities between Cassandra and oracle
>> coherence?
>> Thanks in advance.
>> Sincerely,
>> Evren
>>
>>
>



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Jonas Bonér

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