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From Gary Malouf <malouf.g...@gmail.com>
Subject Re: Timezone Conversion Utilities
Date Wed, 04 Sep 2013 17:21:43 GMT
That's how I do it now, list is getting lengthy but we are automating the
retrieving of the jars and list build up in ansible.


On Wed, Sep 4, 2013 at 12:55 PM, Matei Zaharia <matei.zaharia@gmail.com>wrote:

> Hi Gary,
>
> Just to be clear, if you want to use third-party libraries in Spark (or
> even your own code), you *don't* need to modify SparkBuild.scala. Just pass
> a list of JARs containing your dependencies when you create your
> SparkContext. See
> http://spark.incubator.apache.org/docs/latest/quick-start.html for
> details. Spark will automatically ship those JARs to worker nodes and put
> them on the classpath for just this job.
>
> Matei
>
> On Sep 4, 2013, at 9:35 AM, Gary Malouf <malouf.gary@gmail.com> wrote:
>
> To be clear, I was not referring to the Spark team rolling their own
> Date/Time utilities.  In general though, I strongly disagree with just
> adding your own personal project dependencies to SparkBuild.scala - this
> quickly creates confusion and maintainability issues when one looks at
> upgrading.  It appears we will just have to deal with ADD_JARS property for
> the foreseeable future.
>
>
> On Wed, Sep 4, 2013 at 12:17 PM, Mark Hamstra <mark@clearstorydata.com>wrote:
>
>> A couple of lines to include a build dependency and import a library vs.
>> all of the time to develop and maintain our own time-and-date code or all
>> of the user headache of having to work-around our choice the link in a
>> library that doesn't fit their particular needs.
>>
>> Until there is an obvious, stable and expected-in-almost-all-cases
>> third-party time-and-date library to chose, I strongly urge that we do not
>> bind Spark to a particular time-and-date library.  (And there are a lot
>> better things that we could be doing with our time than developing on our
>> own yet another time-and-date implementation.)
>>
>>
>> On Wed, Sep 4, 2013 at 7:45 AM, Gary Malouf <malouf.gary@gmail.com>wrote:
>>
>>> More setup that a user needs to do to reach his functional goals.
>>>
>>>
>>> On Wed, Sep 4, 2013 at 9:40 AM, Mark Hamstra <mark@clearstorydata.com>wrote:
>>>
>>>> Why?  What is wrong with using the extant libraries?
>>>>
>>>>
>>>>
>>>> On Wed, Sep 4, 2013 at 6:37 AM, Gary Malouf <malouf.gary@gmail.com>wrote:
>>>>
>>>>> Are there any built-in functions for timezone conversions?  I can
>>>>> obviously bring in NScalaTime and other external libraries. However,
being
>>>>> that this is probably a common need across companies I feel like it would
>>>>> make more sense to provide this out of the box.
>>>>>
>>>>
>>>>
>>>
>>
>
>

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