Created https://issues.apache.org/jira/browse/ZEPPELIN-1967

(JIRA had some issues.. https://twitter.com/infrabot  - had to wait a
couple of days.)

Great ideas. Thank you everyone.




-- 
Ruslan Dautkhanov

On Thu, Jan 12, 2017 at 8:55 AM, t p <tauis2...@gmail.com> wrote:

> Is something like feasible from the front end perspective - i.e the web UI
> (Angular?) - i.e. not matter which process/JVM runs the interpreter, I’d
> assume that a book is executed in the context of a we browser which unifies
> all the pages of the book...
>
> On Jan 12, 2017, at 9:56 AM, Jeff Zhang <zjf...@gmail.com> wrote:
>
>
> Agree to share variables between interpreters. Currently zeppelin launch
> one JVM for each interpreter group. So it is not possible to share
> variables between spark and sh. But for some interpreters like sh, md, it
> is not necessary to create separate JVM for them. We can embed them in
> spark interpreter JVM.  But we could not do it for all interpreters,
> because it would cause potential jar conflicts.
>
>
>
> Jongyoul Lee <jongy...@gmail.com>于2017年1月12日周四 下午10:18写道:
>
>> Yes, many users suggest that feature to share results between paragraphs
>> and different interpreters. I think this would be one of major features in
>> a next release.
>>
>> On Thu, Jan 12, 2017 at 10:30 PM, t p <tauis2...@gmail.com> wrote:
>>
>> Is it possible to have similar support to exchange  checkbox/dropdown
>> variables and can variables be exchanged with other interpreters like PSQL
>> (e.g. variable set by spark/pyspark and accessible in another para which is
>> running PSQL interpreter).
>>
>> I’m interested in doing this and I’d like to know if there is a way to
>> accomplish this:
>> https://lists.apache.org/thread.html/a1b3530e5a20f983acd70f8fca029f
>> 90b6bfe8d0d999597342447e6f@%3Cusers.zeppelin.apache.org%3E
>>
>>
>> On Jan 12, 2017, at 2:16 AM, Jongyoul Lee <jongy...@gmail.com> wrote:
>>
>> There's no way to communicate between spark and sh intepreter. It need to
>> implement it but it doesn't yet. But I agree that it would be helpful for
>> some cases. Can you create issue?
>>
>> On Thu, Jan 12, 2017 at 3:32 PM, Ruslan Dautkhanov <dautkha...@gmail.com>
>> wrote:
>>
>> It's possible to exchange variables between Scala and Spark
>> through z.put and z.get.
>>
>> How to pass a variable to %sh?
>>
>> In Jupyter it's possible to do for example as
>>
>>   ! hadoop fs -put {localfile} {hdfsfile}
>>
>>
>> where localfile and and hdfsfile are Python variables.
>>
>> Can't find any references for something similar in Shell Interpreter
>> https://zeppelin.apache.org/docs/0.7.0-SNAPSHOT/interpreter/shell.html
>>
>> In many notebooks we have to pass small variabels
>> from Zeppelin notes to external scripts as parameters.
>>
>> It would be awesome to have something like
>>
>> %sh
>> /path/to/script --param8={var1} --param9={var2}
>>
>>
>> where var1 and var2 would be implied to be fetched as z.get('var1')
>> and z.get('var2') respectively.
>>
>> Other thoughts?
>>
>>
>> Thank you,
>> Ruslan Dautkhanov
>>
>>
>>
>>
>> --
>> 이종열, Jongyoul Lee, 李宗烈
>> http://madeng.net
>>
>>
>>
>>
>>
>> --
>> 이종열, Jongyoul Lee, 李宗烈
>> http://madeng.net
>>
>
>

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