[jira] [Commented] (PARQUET-2042) Unwrap common Protobuf wrappers and logical Timestamps, Date, TimeOfDay

[ASF GitHub Bot (Jira)]

[ 
https://issues.apache.org/jira/browse/PARQUET-2042?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=17600051#comment-17600051
 ] 

ASF GitHub Bot commented on PARQUET-2042:
-

mwong38 commented on PR #900:
URL: https://github.com/apache/parquet-mr/pull/900#issuecomment-1236318657

   > I think we are close to merge this PR. Resolve the conflict and use the 
imports , then we can merge.
   
   Done




> Unwrap common Protobuf wrappers and logical Timestamps, Date, TimeOfDay
> ---
>
> Key: PARQUET-2042
> URL: https://issues.apache.org/jira/browse/PARQUET-2042
> Project: Parquet
>  Issue Type: Improvement
>  Components: parquet-protobuf
>Reporter: Michael Wong
>Priority: Major
>
> Related to https://issues.apache.org/jira/browse/PARQUET-1595



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[GitHub] [parquet-mr] mwong38 commented on pull request #900: PARQUET-2042: Add support for unwrapping common Protobuf wrappers and…

[GitBox]

mwong38 commented on PR #900:
URL: https://github.com/apache/parquet-mr/pull/900#issuecomment-1236318657

   > I think we are close to merge this PR. Resolve the conflict and use the 
imports , then we can merge.
   
   Done


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Re: Interest in adding the float16 logical type to the Parquet spec

[Micah Kornfield]

Just as a follow-up on the proposal PR [1].  A blocker came up based on the
fact that we have never fully addressed how statistics for floating point
values  (PARQUET-1222 ).

[1] https://github.com/apache/parquet-format/pull/184

On Wed, Aug 24, 2022 at 7:22 AM Xinli shang  wrote:

> Hi Anja,
>
> Thanks for your interest! We encourage people's new proposals. Go head to
> make a proposal and the community can review it.
>
> Xinli
>
> On Tue, Aug 23, 2022 at 4:53 PM Anja  wrote:
>
> > Hello!
> >
> > Is there interest in having the float16 logical type standardised in the
> > Parquet spec? I am proposing a PR for Arrow that will write float16 to
> > Parquet as FixedSizeBinary:
> > https://issues.apache.org/jira/browse/ARROW-17464
> > but for the sake of portability between data analysis tools, it would of
> > course be a lot better to have this type standardised in the format
> itself.
> >
> > Previous requests for this have been here:
> > https://issues.apache.org/jira/browse/PARQUET-1647 and here:
> > https://issues.apache.org/jira/browse/PARQUET-758 .
> >
> > With the development of neural networks, half-precision floating points
> are
> > becoming more popular:
> > https://en.wikipedia.org/wiki/Half-precision_floating-point_format ; I
> do
> > think that a demand exists for its support. I am new to the project, but
> am
> > happy to contribute development time if there is support for this
> feature,
> > and guidance.
> >
> > Warm regards,
> >
> > Anja
> >
>
>
> --
> Xinli Shang
>