Jed,

Thanks for your detailed reply.

While I quite agree that perl indeed throws a number of powerful tools and
modules at the developer's disposal for most data crunching, I was
wondering if there may not be a gain in extending Nelson's modules further
with the aim of providing some standardization (at least to serve the
typical use cases more easily).  One may even provide certain methods to
override for specific processing.

For even more specific cases, developers may still go the route of
combining their own modules in a custom way.

Also, I see lot of people turning to other languages to leverage "Big Data"
platforms in ETL. This may be an area where perl can become more friendly.

Welcome your thoughts and of others in the group.

Regards,
Ashish

On Tue, May 19, 2015 at 11:44 PM, Jed Lund <jandrewl...@gmail.com> wrote:

> Ashish,
>
> In one perspective all of perl and CPAN is a very powerful ETL package.  I
> would argue that it's ability to stitch practically any system to another
> system while mangling the data in transit to your your own specification is
> not exceeded anywhere.  There are languages and tools outside perl where
> the process is more standardized for specific industry flows.  However,
> with that standardization comes some inflexibility.  Many if not most of
> the pieces of those tools also exist in the CPAN-verse in a pretty
> standardized format also.  They just aren't collated together under an ETL
> or data warehouse header.  You will be most successful in building ETL
> flows for your needs with perl by searching for each piece of your ETL flow
> separately rather than looking for a one stop shop.  For instance Nelson
> built his data stuff on DBI <https://metacpan.org/pod/DBI> and DBIx
> <https://metacpan.org/search?q=DBIx&size=20>.  While Nelsons packages
> aren't doing so well in the CPAN testers universe you may find that DBI and
> DBIx already provide sufficient functionality for your needs without his
> wrapper.  Both of those packages are battle tested in many ways and link
> quite well to all of the other interesting things on CPAN.
>
> I myself have never had to go outside perl to execute ETL.
>
> Best Regards,
>
> Jed
>
> On Tue, May 19, 2015 at 8:57 AM, Ashish Mukherjee <
> ashish.mukher...@gmail.com> wrote:
>
>> Hello,
>>
>> I have been searching for some perl modules related to DataWarehouse
>> needs and came across few elementary DataWarehouse modules on CPAN by
>> Nelson Ferraz, which have been last updated in 2010. I tried reaching out
>> to him over the list previously, without success.
>>
>> I was wondering the following -
>>
>> 1. Do others also have similar requirements in perl? i.e modules for ETL,
>> DataWarehousing etc.
>>
>> 2. Do people on this list have certain other requirements which are not
>> so apparent too, but perhaps being met by frameworks in other languages?
>>
>> If I am unable to reach Nelson, I was thinking of following the process
>> to take custodianship of the modules and work on them further.
>>
>> Regards,
>> Ashish
>>
>
>

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