Very nice! If I'm reading the code correctly looks like you are transporting the IPC payload in the protobuf format of the bigquery storage API
https://github.com/googleapis/google-cloud-python/blob/3d324389b92d43e52486f0fe2aca8b41e950640c/bigquery_storage/google/cloud/bigquery_storage_v1beta1/proto/arrow.proto Seems very reasonable. Glad you were able to pull this off! On Sat, Jul 27, 2019 at 2:55 PM Jonathan Chiang <chiang...@gmail.com> wrote: > > Hi Micah, > > That’s awesome!! It’s pretty surreal to request a feature from google and > have it built out. > > Thanks, > Jonathan > > > On Jul 26, 2019, at 8:43 PM, Micah Kornfield <emkornfi...@gmail.com> wrote: > > > > Hi Arrow Dev, > > As a follow-up to an old thread [1] on working with BigQuery and Arrow. I > > just wanted to share some work that Brian Hulette and I helped out with. > > > > I'm happy to announce there is now preliminary support for reading Arrow > > data in the BigQuery Storage API [1]. Python library support is available > > in the latest release of google-cloud-bigquery-storage [2][3]. > > > > Caveats: > > - Small cached tables are not supported (same with Avro) > > - Row filters aren't supported yet. > > > > Cheers, > > Micah > > > > [1] > > https://lists.apache.org/thread.html/6d374dc6c948d3e84b1f0feda1d48eddf905a99c0ef569d46af7f7af@%3Cdev.arrow.apache.org%3E > > [2] https://cloud.google.com/bigquery/docs/reference/storage/ > > [3] https://pypi.org/project/google-cloud-bigquery-storage/ > > [4] > > https://googleapis.github.io/google-cloud-python/latest/bigquery_storage/gapic/v1beta1/reader.html#google.cloud.bigquery_storage_v1beta1.reader.ReadRowsIterable.to_arrow