+1 (binding)

In <20241223.143545.907946641732263753....@clear-code.com>
  "[VOTE] Apache Arrow array representation of statistics" on Mon, 23 Dec 2024 
14:35:45 +0900 (JST),
  Sutou Kouhei <k...@clear-code.com> wrote:

> Hi,
> 
> I would like to propose standardizing how to represent
> statistics as Apache Arrow array.
> 
> Motivation:
> 
> * We want to pass not only Apache Arrow data but also
>   statistics of them through the C data interface for query
>   planning.
> 
> Approach:
> 
> * Define a standardized schema for statistics.
> * Represent statistics as an Apache Arrow array that uses
>   the schema.
> * Pass the statistics Apache Arrow array through the C data
>   interface like a normal Apache Arrow array.
> 
> Note that we don't define a new interface for statistics. We
> just use the existing C data interface. A statistics Apache
> Arrow array is passed through a separated API call.
> 
> Note that this proposal doesn't define anything about how or
> where to use it. The above example just shows one use-case.
> 
> This is based on the previous rejected vote discussion:
> https://lists.apache.org/thread/rsw3wsyj68dksc98s5rpdp6dn8hfk0yd
> 
> See also:
> 
> * The discussion of this:
>   https://lists.apache.org/thread/b6chzlyn95rztoybs39b6olz907g12gj
> * The PR of this proposal:
>   https://github.com/apache/arrow/pull/45058
> * The preview URL of the PR:
>   http://crossbow.voltrondata.com/pr_docs/45058/format/StatisticsSchema.html
> 
> 
> The vote will be open for at least 72 hours.
> 
> [ ] +1 Accept this proposal
> [ ] +0
> [ ] -1 Do not accept this proposal because...
> 
> 
> Thanks,
> -- 
> kou

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