Hi,
take a look at this pull request that is not merged yet:
https://github.com/apache/spark/pull/16329 . It contains examples in Java
and Scala that can be helpful.
Best regards,
Anton Okolnychyi
On Jan 4, 2017 23:23, "Anil Langote" wrote:
> Hi All,
>
> I have been working on a use case where
Hi All,
I have been working on a use case where I have a DF which has 25 columns, 24
columns are of type string and last column is array of doubles. For a given set
of columns I have to apply group by and add the array of doubles, I have
implemented UDAF which works fine but it's expensive in o