I agree also. As a practical use case, the results of a request made with Arrow Flight might yield an empty result set. I'm not sure if this needs to be formally noted in the specification documents but it might not hurt.
If someone can fix the Java implementation we could enable the integration test (minus JavaScript for now) in my PR On Tue, May 21, 2019 at 12:47 AM Ravindra Pindikura <ravin...@dremio.com> wrote: > > On Tue, May 21, 2019 at 10:35 AM Micah Kornfield <emkornfi...@gmail.com> > wrote: > > > Today, the format docs are ambiguous on whether zero sized batches are > > supported. Wes opened a PR [1] for empty record batches that shows C++ > > handles them but Java and javascript fail to handle them. > > > > > > I'd like to propose: > > 1. Make it explicit in the format docs, that 0 size record batches are > > supported > > 2. Update Java and javascript implementations to work with them (I can put > > the Java work on my backlog, but would need a volunteer for JS). And any > > other implementations that don't currently handle them. > > > > Thoughts? > > > > Will need to add a test case for gandiva also - and fix if it shows up any > bugs. but, I agree we should support zero sized batches. > > > > > Thanks, > > Micah > > > > > -- > Thanks and regards, > Ravindra.
