[RESULT][VOTE][Format][Flight] Ordered data support

[Sutou Kouhei <ko...@apache.org>]

Hi,

The vote carries with 4 +1 binding votes, 1 +1 non-binding
vote and no -1 votes.

I'll merge https://github.com/apache/arrow/pull/35178 .

Thanks,
-- 
kou

In <20...@clear-code.com>
  "[VOTE][Format][Flight] Ordered data support" on Thu, 04 May 2023 16:25:43 +0900 (JST),
  Sutou Kouhei <ko...@clear-code.com> wrote:

> Hi,
> 
> I would like to propose ordered data support for Flight RPC.
> 
> See the following pull request and discussion for details:
> 
> * GH-34852: [C++][Go][Java][FlightRPC] Add support for ordered data
>   https://github.com/apache/arrow/pull/35178
> 
>   Preview: http://crossbow.voltrondata.com/pr_docs/35178/format/Flight.html
> 
> * [DISCUSS][Format][Flight] Ordered data support
>   https://lists.apache.org/thread/0q1s84p17rtdz3q81wvylckob1hsx83z
> 
> This is based on one of the following proposals:
> 
>   [DISCUSS] Flight RPC/Flight SQL/ADBC enhancements
>   https://lists.apache.org/thread/247z3t06mf132nocngc1jkp3oqglz7jp
> 
>   Google Docs: (Arrow ML) Arrow Flight RPC/Flight SQL Proposals
>   https://docs.google.com/document/d/1jhPyPZSOo2iy0LqIJVUs9KWPyFULVFJXTILDfkadx2g/edit#heading=h.h2ein4otvhtq
> 
> Summary:
> 
> * Before:
>     There is no ordering defined on endpoints or the data
>     within.
> 
>   After:
>     FlightInfo.ordered is added. If FlightInfo.ordered is
>     true, this signals there is some order between data from
>     different endpoints.
> 
> * Motivation: We can optimize a sorted results case by
>   FlightInfo.ordered. A client needs to sort by itself even
>   when a Flight RPC system returns sorted results without
>   FlightInfo.ordered. Because a client can't know whether
>   results are sorted or not.
> 
> * This proposal does NOT break a backward
>   compatibility. Because clients can ignore
>   FlightInfo.ordered.
> 
> * The pull request includes reference implementations for
>   C++, Go and Java.
> 
> 
> The vote will be open for at least 72 hours.
> 
> [ ] +1 Accept this proposal
> [ ] +0
> [ ] -1 Do not accept this proposal because...
> 
> 
> Thanks,
> -- 
> kou