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From Alexander Behm <alex.b...@cloudera.com>
Subject Re: IMPALA-4326 - split() function
Date Mon, 19 Jun 2017 14:40:45 GMT
Yes and no. Extending the UDF framework might be hard, but I think
implementing a built-in split() is feasible. We already have a built-in
Expr that returns an array type to implement unnest.

On Mon, Jun 19, 2017 at 6:22 AM, Vincent Tran <vttran@cloudera.com> wrote:

> This request appears to be blocked by the current UDF framework's
> limitation.
> As far as I can tell, functions can still only return simple scalar types,
> right?
>

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