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From Andrew Lamb <al...@influxdata.com>
Subject Re: [Rust][Datafusion] Dataframe api sync send
Date Wed, 03 Feb 2021 23:19:00 GMT
Awesome -- I polished up the PR and I think it is now ready to review.
Hopefully we'll get it merged in (assuming there are no objections) in the
next few days

Andrew

On Wed, Feb 3, 2021 at 6:17 PM Anıl Chalil <anil.halil@globalmaksimum.com>
wrote:

> Hi Andrew,
>
> Yes this is what i look for. Thank you for your help and waiting for merge.
>
> On Wed, Feb 3, 2021, 8:50 PM Andrew Lamb <alamb@influxdata.com> wrote:
>
>> Hi Anil,
>>
>>  I don't know of any specific plans to make DataFrame Send+Sync, but I
>> gave it a quick shot: https://github.com/apache/arrow/pull/9406
>>
>> And it seems to work -- if this is the change you are looking for? If so
>> I can polish up that PR and get it ready for review and hopefully merged
>> soon
>>
>> Andrew
>>
>> On Wed, Feb 3, 2021 at 6:46 AM Anıl Chalil <anil.halil@globalmaksimum.com>
>> wrote:
>>
>>> Hi,
>>> I am new to rust so my question can be nonsense so thank you for your
>>> patience in advance. I am trying implement a small single node query
>>> service and it will return its data over grpc(not flight). When i try to
>>> use execution context and dataframe api behind a tonic service,compiler
>>> gives error:
>>> the trait Sync is not implemented for dyn
>>> datafusion::dataframe::DataFrame
>>> as i understand all futures should be sync+send for tonic and currently
>>> dataframe api is not sync+send. Are there any plans to make it sync+send?
>>> Or should i look for other ways to implement it?Currently i am using this
>>> method
>>>
>>> https://docs.rs/tokio/1.1.1/tokio/task/struct.LocalSet.html#use-inside-tokiospawn
>>>
>>> Best Regards...
>>>
>>

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