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 <[email protected]> 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... >
