Sure, feel free to open a Jira issue and / or submit a PR.

On Fri, Feb 5, 2021 at 12:48 PM Ying Zhou <yzhou7...@gmail.com> wrote:
>
> Hi,
>
> Speaking of the computational kernels I found that Cast needs significant 
> improvement. Right now it can not cast a FixedSizeBinary array to a Binary 
> one which caused my ORC tests to be unusually long. I plan to significantly 
> expand it within 2 months to include nested types and make ORC (and maybe 
> Parquet, Feather, CSV etc) testing much simpler. (In case you wonder why this 
> is needed..since Arrow generally have a lot more formats than other hence 
> to_arrow(from_arrow(table)) and table are usually not equal and casting is 
> necessary.) Is this something we want to work on?
>
> Ying
>
> > On Nov 21, 2020, at 6:08 AM, Kirill Lykov <lykov.kir...@gmail.com> wrote:
> >
> > Hi,
> >
> > There are some computations kernels in arrow and it looks that this part is
> > in active development right now. I wonder if there is a document / some
> > emails describing what is the goal and uses cases for this part of the code
> > base. Would be very interesting to know a bit more and I would like to
> > contribute at some point.
> > I'm interested because I develop a Proof-of-concept for a declarative
> > language to perform statistical computations on top of gandiva.
> >
> > --
> > Best regards,
> > Kirill Lykov
>

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