kylin-user mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From Alberto Ramón <a.ramonporto...@gmail.com>
Subject Re: Documentation on how data is stored
Date Tue, 06 Sep 2016 09:35:46 GMT
I dont have more info about this

But,Kylin - 1453 <https://issues.apache.org/jira/browse/KYLIN-1453> v1.5.2
Shardin: must be a great feature  (and affect to to Key Compose)
 - before: used hash of key
 - now: uses hash of column

In true, I have too many doubts  :)

2016-09-06 9:44 GMT+02:00 Something Something <mailinglists19@gmail.com>:

> Hmm... that's a good start... but is there more info available somewhere?
> Can you direct me to that PPT? Thanks.
>
> On Tue, Sep 6, 2016 at 12:16 AM, Alberto Ramón <a.ramonportoles@gmail.com>
> wrote:
>
>> I have this picture: (I found this info in a PPT)
>>
>> [image: Imágenes integradas 1]
>>
>> Remember that you can encode dim, by dictionarty or fix length
>>
>>
>> 2016-09-06 1:57 GMT+02:00 Something Something <mailinglists19@gmail.com>:
>>
>>> Hello,
>>>
>>> Is there any documentation available on how Kylin stores data on HBase?
>>> For example, I am trying to understand how data is stored on HBase when I
>>> run bin/sample.sh to create the "learn_kylin" project.
>>>
>>> I looked at the HBase table for the Cube. It has 2 column families but I
>>> don't understand what goes where in this table after Cube is built.
>>>
>>> I setup 'remote debugging' to debug the code, but the QueryService code
>>> seems to be off between the binary release (
>>> http://www.apache.org/dyn/closer.cgi/kylin/apache-kylin-1.5
>>> .3/apache-kylin-1.5.3-HBase1.x-bin.tar.gz) and the source code (
>>> http://www.apache.org/dyn/closer.cgi/kylin/apache-kylin-1.5
>>> .3/apache-kylin-1.5.3-src.tar.gz)
>>>
>>> I will keep debugging but if any documentation about "how data is
>>> stored" (UML diagram or something) is available, please share.
>>>
>>> Thanks.
>>>
>>
>>
>

Mime
View raw message