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From Jason Dere <jd...@hortonworks.com>
Subject Re: Hive UDFs?
Date Thu, 18 Dec 2014 19:51:49 GMT
Another option is https://cwiki.apache.org/confluence/display/Hive/LanguageManual+DDL#LanguageManualDDL-PermanentFunctions,
as another user mentioned on this list a few days ago.

On Dec 18, 2014, at 5:54 AM, Stéphane Verlet <kaweahsolutions@gmail.com> wrote:

> You only need the jar on the computer where you execute the hive command , not on all
cluster nodes 
> 
> 
> 
> On Thu, Dec 18, 2014 at 2:55 AM, Xiaoyong Zhu <xiaoyzhu@microsoft.com> wrote:
> Thanks!
> For Q1 - is there a way that Hive helps me to automatically do this (for example, I can
register the UDF somewhere and the UDF gets automatically distributed)? Or I need to login
to each node to ensure this happens?
> 
> Xiaoyong
> 
> -----Original Message-----
> From: Rathish A M [mailto:rathish4u@gmail.com]
> Sent: Thursday, December 18, 2014 5:36 PM
> To: user@hive.apache.org
> Subject: Re: Hive UDFs?
> 
> Hi Xiayong,
> 
> Q 1 :- You need to deploy the jar in the server where your hive is running.
> Q 2 :- Which language you are looking instead of Java ? . As per my understanding you
can write UDF functions in python also ( I have not tried this from my end )
> 
> Regards,
> Rathish
> 
> 
> On Thu, Dec 18, 2014 at 2:56 PM, Xiaoyong Zhu <xiaoyzhu@microsoft.com> wrote:
> > Hi experts, I heard that if I want to use Hive UDFs, I must deploy the
> > jars to all the machines that are running Hive (which is painful to
> > me..)
> >
> > After reading this I didn’t find any document talking about this –
> > could someone help to answer the following questions:
> >
> > 1.       Do I really need to do so(deploy UDF jars to all the machines and
> > then use it)?
> >
> > 2.       Is there a possibility that I could use other language (rather than
> > java) to write those UDFs?
> >
> >
> >
> > Thanks!
> >
> >
> >
> > Xiaoyong
> >
> >
> 
> 
> 
> --
> Regards,
> -------------------------
> Rathish A M
> Bangalore


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