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From Edward Capriolo <>
Subject Re: possible feature request RP vs. OPP
Date Thu, 08 Sep 2011 22:10:33 GMT
On Thu, Sep 8, 2011 at 5:12 PM, Dean Hiller <> wrote:

> I was wondering something.  Since I can take OPP and I can create a layer
> that for certain column families, I hash the key so that some column
> families are just like RP but on top of OPP and some of my other column
> families are then on OPP directly so I could use lucandra, why not make RP
> deprecated and instead allow users to create OPP by column family or RP
> where RP == doing the hash of the key on my behalf and prefixing my key with
> that hashcode and stripping it back off when I read it in again.
> ie. why have RP when you could do RP per column family with the above
> reasoning on top of OPP and have the best of both worlds?????
> ie. I think of having some column families random and then some column
> famiiles ordered so I could range query or use lucandra on top of those
> ones.
> thoughts?  I was just curious.
> thanks,
> Dean
You can use ByteOrderPartitioner and hash data yourself. However that makes
every row key will be 128bits larger as the key has to be:


Solandra now uses a 'modified' RandomPartitioner.

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