I published a PR with Jdbc xlang write transform with python wrapper (#12023, 
#12022) - could you suggest someone to assign for CR?

Btw. For now the standard row coder in python is very limited - it can only use 
simple types (no bytes, datetime, boolean)  but I suppose it'll be developed in 
the near future?

On 2020/06/15 17:08:29, Chamikara Jayalath <chamik...@google.com> wrote: 
> Thanks. +1 for using RowCoder. We should try to use standard coders [1] in
> the x-lang SDK boundaries.
> If we use other coders (for example, ProtoCoder) it may or may not work
> depending on how various runners implement support for x-lang.
> 
> This might require slightly updating existing transforms or adding
> additional conversion transforms to cross-language builders.
> 
> [1]
> https://github.com/apache/beam/blob/master/model/pipeline/src/main/proto/beam_runner_api.proto#L669
> 
> Thanks,
> Cham
> 
> On Mon, Jun 15, 2020 at 10:00 AM Piotr Szuberski <
> piotr.szuber...@polidea.com> wrote:
> 
> > Right now I'm working on JdbcIO and I'm using Row and Schema protobuffs.
> > I'm figuring out how to use them properly. Thanks for the article - for
> > sure it will be helpful!
> >
> > On 2020/06/12 20:32:16, Brian Hulette <bhule...@google.com> wrote:
> > > Thanks! I see there are jiras for SpannerIO and JdbcIO as part of that.
> > Are
> > > you planning on using row coder for them?
> > > If so I want to make sure you're aware of
> > > https://s.apache.org/beam-schema-io (sent to the dev list last week
> > > [1]). +Scott
> > > Lukas <slu...@google.com> will be working on building out the ideas
> > there
> > > this summer. His work could be useful for making these IOs cross-language
> > > (and you would get a mapping to SQL out of it without much more effort).
> > >
> > > Brian
> > >
> > > [1]
> > >
> > https://lists.apache.org/thread.html/rc1695025d41c5dc38cdf7bc32bea0e7421379b1c543c2d82f69aa179%40%3Cdev.beam.apache.org%3E
> > >
> > > On Tue, Jun 2, 2020 at 9:30 AM Piotr Szuberski <
> > piotr.szuber...@polidea.com>
> > > wrote:
> > >
> > > > Sure, I'll do that
> > > >
> > > > On 2020/05/28 17:54:49, Chamikara Jayalath <chamik...@google.com>
> > wrote:
> > > > > Great. Thanks for working on this. Can you please add these tasks and
> > > > JIRAs
> > > > > to the cross-language transforms roadmap under "Connector/transform
> > > > > support".
> > > > > https://beam.apache.org/roadmap/connectors-multi-sdk/
> > > > >
> > > > > Happy to help if you run into any issues during this task.
> > > > >
> > > > > <https://beam.apache.org/roadmap/connectors-multi-sdk/>Thanks,
> > > > > Cham
> > > > >
> > > > > On Thu, May 28, 2020 at 9:59 AM Piotr Szuberski <
> > > > piotr.szuber...@polidea.com>
> > > > > wrote:
> > > > >
> > > > > > I added to Jira task of creating cross-language wrappers for Java
> > IOs.
> > > > It
> > > > > > will soon be in progress.
> > > > > >
> > > > >
> > > >
> > >
> >
> 

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