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From Holden Karau <hol...@pigscanfly.ca>
Subject Re: [VOTE] SPIP: Add FunctionCatalog
Date Tue, 09 Mar 2021 00:31:38 GMT
+1 (binding)

On Mon, Mar 8, 2021 at 3:56 PM Ryan Blue <blue@apache.org> wrote:

> Hi everyone, I’d like to start a vote for the FunctionCatalog design
> proposal (SPIP).
>
> The proposal is to add a FunctionCatalog interface that can be used to
> load and list functions for Spark to call. There are interfaces for scalar
> and aggregate functions.
>
> In the discussion we’ve come to consensus and I’ve updated the design doc
> to match how functions will be called:
>
> In addition to produceResult(InternalRow), which is optional, functions
> can define produceResult methods with arguments that are Spark’s internal
> data types, like UTF8String. Spark will prefer these methods when calling
> the UDF using codgen.
>
> I’ve also updated the AggregateFunction interface and merged it with the
> partial aggregate interface because Spark doesn’t support non-partial
> aggregates.
>
> The full SPIP doc is here:
> https://docs.google.com/document/d/1PLBieHIlxZjmoUB0ERF-VozCRJ0xw2j3qKvUNWpWA2U/edit#heading=h.82w8qxfl2uwl
>
> Please vote on the SPIP in the next 72 hours. Once it is approved, I’ll do
> a final update of the PR and we can merge the API.
>
> [ ] +1: Accept the proposal as an official SPIP
> [ ] +0
> [ ] -1: I don’t think this is a good idea because …
> --
> Ryan Blue
>
-- 
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