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From "Tim Estes" <tim.es...@digitalreasoning.com>
Subject Re: Cassandra vs HBase
Date Sun, 06 Dec 2009 04:08:05 GMT
Can you link/reference those? I haven't seen random read or write  
performance numbers published around V0.20 Hbase that are within 5x of  
Cassandra. I'm very curious about this...

Sent from my iPhone

On Dec 5, 2009, at 11:05 PM, "Matt Revelle" <mrevelle@gmail.com> wrote:

> On Dec 5, 2009, at 21:45, Joe Stump <joe@joestump.net> wrote:
>
>>
>> On Dec 5, 2009, at 7:41 PM, Bill Hastings wrote:
>>
>>> [Is] HBase used for real timish applications and if so any ideas  
>>> what the largest deployment is.
>>
>> I don't know of anyone off the top of my head who's using anything  
>> built on top of Hadoop for a real-time environment. Hadoop just  
>> wasn't built for that. It was built, like MapReduce, for crunching  
>> absurd amounts of data across hundreds of nodes in a "reasonable"  
>> amount of time.
>>
>> Just my $0.02.
>>
>> --Joe
>>
>
> While Hadoop MapReduce isn't meant for realtime use, HBase can  
> handle it.
>
> Over last summer there were some benchmarks included in HBase/Hadoop  
> presentations that showed, IIRC, performance comparable to Cassandra.
>

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