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From Ashish Singhi <ashishsin...@apache.org>
Subject Re: HBase table schema for cube data
Date Tue, 21 Aug 2018 06:17:29 GMT
Thanks for sharing the slide. It has brought me a better understanding of
Kylin on HBase now.

On Tue, Aug 21, 2018 at 6:48 AM, ShaoFeng Shi <shaofengshi@apache.org>
wrote:

> Hi Ashish,
>
> The slide is shared here, just FYI:
>
> https://www.slideshare.net/ShiShaoFeng1/apache-kylin-on-
> hbase-extreme-olap-engine-for-big-data
>
> 2018-08-11 8:24 GMT+08:00 ShaoFeng Shi <shaofengshi@apache.org>:
>
>> Sure, looking forward to your PoC result. Thank you Ashish!
>>
>> 2018-08-08 17:08 GMT+08:00 Ashish Singhi <ashishsinghi@apache.org>:
>>
>>> Hi Shaofeng,
>>>
>>> Yes, we are able to setup Kylin and build cubes.
>>> We are are doing a PoC, so still exploring things on it. Once we have
>>> concluded it, I will definitely share the use case here.
>>>
>>> Thanks,
>>> Ashish
>>>
>>> On Wed, Aug 8, 2018 at 2:33 PM, ShaoFeng Shi <shaofengshi@apache.org>
>>> wrote:
>>>
>>>> Hi Ashish,
>>>>
>>>> 'GT' here stands for "GridTable", which is an abstract for Kylin's
>>>> storage layer;
>>>>
>>>> Yeah, the slides will be shared after the event. We may also update
>>>> some content to Kylin's documentation.
>>>>
>>>> Were you able to run Kylin successfully at your side? What's the
>>>> scenario that you hope Kylin can help? We'd like to get feedback from you,
>>>> in a technical or business perspectives. Thanks!
>>>>
>>>>
>>>> 2018-08-07 23:25 GMT+08:00 Ashish Singhi <ashish.singhi.apache@gmail.co
>>>> m>:
>>>>
>>>>> Hi Shaofeng,
>>>>>
>>>>> Thanks for the reply.
>>>>> I understand it now.
>>>>>
>>>>> I see a lot of 'GT' in class name, curious to know what it stands for
?
>>>>>
>>>>> Good luck for your presentation. Unfortunately, I will not be able to
>>>>> make it this time.
>>>>> I hope your slides will uploaded somewhere from where we can refer it.
>>>>>
>>>>> Regards,
>>>>> Ashish
>>>>>
>>>>>
>>>>>
>>>>> On Tue, Aug 7, 2018 at 2:38 PM, ShaoFeng Shi <shaofengshi@apache.org>
>>>>> wrote:
>>>>>
>>>>>> Hi Ashish,
>>>>>>
>>>>>> I'm preparing a slide for HBase Conference Asia 2018 next week. Here
>>>>>> are some bullets for it:
>>>>>>
>>>>>>
>>>>>>    - Dimension values are encoded to bytes (via dictionary or others)
>>>>>>    - Measures are serialized into bytes
>>>>>>    - HBase Rowkey format: Shard ID (2 bytes) + Cuboid ID (8 bytes)
+
>>>>>>    Dimension values
>>>>>>    - HBase Value: measure serialized bytes
>>>>>>    - The HBase table is split into regions by Shard ID
>>>>>>
>>>>>>
>>>>>> You can refer to org.apache.kylin.cube.kv.RowKeyEncoder;
>>>>>>
>>>>>> 2018-08-06 23:49 GMT+08:00 Ashish Singhi <ashishsinghi@apache.org>:
>>>>>>
>>>>>>> Hi Team,
>>>>>>>
>>>>>>> Is there any blog or some one can tell me what is HBase schema
of
>>>>>>> the table in which cube data is stored ?
>>>>>>> If you can point me to class also where the HBase rowkey and
column
>>>>>>> value is formed will also be helpful.
>>>>>>>
>>>>>>> Thanks,
>>>>>>> Ashish
>>>>>>>
>>>>>>
>>>>>>
>>>>>>
>>>>>> --
>>>>>> Best regards,
>>>>>>
>>>>>> Shaofeng Shi 史少锋
>>>>>>
>>>>>>
>>>>>
>>>>
>>>>
>>>> --
>>>> Best regards,
>>>>
>>>> Shaofeng Shi 史少锋
>>>>
>>>>
>>>
>>
>>
>> --
>> Best regards,
>>
>> Shaofeng Shi 史少锋
>>
>>
>
>
> --
> Best regards,
>
> Shaofeng Shi 史少锋
>
>

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