No, you'd have to follow the project's pull requests or JIRA issues, that's the only place where these things are discussed (except occasionally on the mailing list).
On Mon, Nov 2, 2020 at 8:50 AM Niranda Perera <niranda.per...@gmail.com> wrote: > > Thanks Wes. Is there a document/ link for architectural decisions like > this? (apart from a release change log, that is) > > On Mon, Nov 2, 2020 at 9:26 AM Wes McKinney <wesmck...@gmail.com> wrote: > > > Indeed, we made a change to cause buffers[0] to always be null when > > the null count is 0, which has always been permitted by the columnar > > format specification (and in 0.16.0 and prior it was inconsistently > > null depending on how the array was created). > > > > On Mon, Nov 2, 2020 at 8:22 AM Niranda Perera <niranda.per...@gmail.com> > > wrote: > > > > > > Hi, > > > > > > We have been using arrow v0.16 and recently upgraded to v2.0. One main > > > difference we saw was that in v2.0, primitive arrays' buffer vector > > > contains an empty buffer at idx 0 (whereas in 0.16 this was a null bitmap > > > IINM). > > > Was this an architectural decision, may be to reduce the memory footprint > > > of the arrays? > > > > > > -- > > > Niranda Perera > > > @n1r44 <https://twitter.com/N1R44> > > > +1 812 558 8884 / +94 71 554 8430 > > > https://www.linkedin.com/in/niranda > > > > > -- > Niranda Perera > @n1r44 <https://twitter.com/N1R44> > +1 812 558 8884 / +94 71 554 8430 > https://www.linkedin.com/in/niranda
