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From aaron morton <aa...@thelastpickle.com>
Subject Re: Rhombus - A time-series object store for Cassandra
Date Sun, 14 Jul 2013 22:29:20 GMT
For those following along at home, recently another project in this space was announced https://github.com/deanhiller/databus

Cheers

-----------------
Aaron Morton
Cassandra Consultant
New Zealand

@aaronmorton
http://www.thelastpickle.com

On 13/07/2013, at 4:01 PM, Ananth Gundabattula <agundabattula@threatmetrix.com> wrote:

> Hello Rob,
> 
> Thanks for the pointer. I have a couple of queries:
> 
>> How does this project compare to the KairosDb project on github ( For one
>> I see that Rhombus supports multi column query which is cool whereas
>> kairos time series DB/OpenTSDB do not seem to have such a feature -
>> although we can use the tags to achieve something similar ? )
> 
>> Are there any roll ups performed automatically by Rhombus ?
> 
>> Can we control the TTL of the data being inserted ?
> 
> I am looking at the some of the time series based projects for production
> use preferably running on top of cassandra and was wondering if Rhombus
> can be seen as a pure time series optimized schema or something more than
> that ? 
> 
> Regards,
> Ananth 
> 
> 
> 
> 
> On 7/12/13 7:15 AM, "Rob Righter" <rob.righter@pardot.com> wrote:
> 
>> Hello,
>> 
>> Just wanted to share a project that we have been working on. It's a
>> time-series object store for Cassandra. We tried to generalize the
>> common use cases for storing time-series data in Cassandra and
>> automatically handle the denormalization, indexing, and wide row
>> sharding. It currently exists as a Java Library. We have it deployed
>> as a web service in a Dropwizard app server with a REST style
>> interface. The plan is to eventually release that Dropwizard app too.
>> 
>> The project and explanation is available on Github at:
>> https://github.com/Pardot/Rhombus
>> 
>> I would love to hear feedback.
>> 
>> Many Thanks,
>> Rob
> 


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