phoenix-user mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From Swapna Swapna <>
Subject Re: Implement Custom Aggregate Functions in Phoenix
Date Thu, 17 Mar 2016 19:11:10 GMT

I found this in Phoenix UDF documentation:

   - After compiling your code to a jar, you need to deploy the jar into
   the HDFS. It would be better to add the jar to HDFS folder configured for

My question is, can that be any 'udf-user-specific' jar which need to be
copied to HDFS or would it need to register the function and update the
custom UDF classes inside phoenix-core.jar and rebuild the


On Fri, Jan 29, 2016 at 6:31 PM, James Taylor <>

> Hi Swapna,
> We currently don't support custom aggregate UDF, and it looks like you
> found the JIRA here: PHOENIX-2069. It would be a natural extension of UDFs.
> Would be great to capture your use case and requirements on the JIRA to
> make sure the functionality will meet your needs.
> Thanks,
> James
> On Fri, Jan 29, 2016 at 1:47 PM, Swapna Swapna <>
> wrote:
>> Hi,
>> I would like to know the approach to implement and register custom
>> aggregate functions in Phoenix like the way we have built-in aggregate
>> functions like SUM, COUNT,etc
>> Please help.
>> Thanks
>> Swapna

View raw message