incubator-cassandra-dev mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From Yang <teddyyyy...@gmail.com>
Subject Re: Hadoop over Cassandra
Date Mon, 17 May 2010 20:03:35 GMT
interesting that I just came up with the same question this morning

and found  https://issues.apache.org/jira/browse/CASSANDRA-342

http://mail-archives.apache.org/mod_mbox/incubator-cassandra-dev/200907.mbox/<f5f3a6290907240123y22f065edp1649f7c5c1add491@mail.gmail.com>

these give u some perspective into the thinking behind the implementation



On Mon, May 17, 2010 at 12:41 PM, Yan Virin <jan.virin@gmail.com> wrote:
> Hi,
> Can someone explain how this works? As long as I know, there is no execution
> engine in Cassandra alone, so I assume that Hadoop gives the MapReduce
> execution engine which uses Cassandra as the distributed storage? Is data
> locality preserved? How mature this "couple" is? How is the performance of
> this compared to the original Hadoop over HDFS?
>
> Thanks,
>
>
> --
> Jan Virin
> http://www.linkedin.com/in/yanvirin
>

Mime
View raw message