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From Jason Huang <jason.hu...@icare.com>
Subject Re: HBase and Lily?
Date Fri, 28 Sep 2012 13:20:20 GMT
Thanks all for the responses!

Now I have a much better idea.



On Fri, Sep 28, 2012 at 5:34 AM, Bruno Dumon <bruno@ngdata.com> wrote:
> Hi,
> On Thu, Sep 27, 2012 at 10:58 PM, Jason Huang <jason.huang@icare.com> wrote:
>> Hello,
>> I am exploring HBase & Lily and I have a few starter questions hoping
>> to get some help from users in this group who had tried that before:
>> (1) Do I need to post all the HBase table contents to Lily (treat Lily
>> as another DataStore) in order to enable the index and search
>> functionality? If so, that's going to be another big storage issue
>> (and duplicate storage?)
> Yes, Lily provides an abstraction on top of HBase and you need to do
> everything through that. It doesn't have to be duplicate storage, just
> store it in Lily only.
> I understand that you want to use some of Lily's index feeding
> functionality without using all of Lily. Currently that's not possible,
> though we're looking into that for the future.
>> (2) Should I always only allow one way update from Clients -> HBase ->
>> Lily? I want to use HBase as the data store and use Lily only as a
>> plug-in tool to help search. I want HBase to only accept updates from
>> Clients (not from Lily). Is there any update from Lily to HBase
>> required (in order to enable the search and index functionality)?
> See above. To use Lily, clients need to talk to the Lily API, and Lily
> handles everything underneath.
>> (3) Since Lily is not an Apache project - do you know if it's under
>> Apache 2.0 license? We may need to extend it with our own APIs. Do we
>> "have to" give our APIs back to them? We love sharing but some of our
>> APIs may be under different agreements and can't be shared.
> Yes, Lily's license is Apache 2.
> --
> Bruno Dumon
> NGDATA - Making Sense of Data
> http://www.ngdata.com/

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