I agree as well. I think most lingering uses of the term "feather" are in pyarrow and R however, so it might be good to hear from some of those maintainers.
On Mon, Aug 29, 2022 at 9:35 AM Antoine Pitrou <anto...@python.org> wrote: > > > I agree with this as well. > > Regards > > Antoine. > > > On Mon, 29 Aug 2022 11:29:45 -0400 > Andrew Lamb <al...@influxdata.com> wrote: > > In the rust implementation we use the term "Arrow IPC" and I support your > > option 1: > > > > > The name Feather V2 is deprecated. Only the extension ".arrow" will be > > used for IPC files. > > > > Andrew > > > > On Mon, Aug 29, 2022 at 11:21 AM Matthew Topol > > <m...@voltrondata.com.invalid> > > wrote: > > > > > When I wrote "In-Memory Analytics with Apache Arrow" I definitely > > > treated "Feather" as deprecated and mentioned it only in passing > > > specifically indicating "Arrow IPC" as the terminology to use. I only > > > even mentioned "Feather" at all because there are still methods in > > > pyarrow that reference it by name. > > > > > > That's just my opinion though... > > > > > > On Mon, Aug 29 2022 at 11:08:53 AM -0400, David Li > > > <lidav...@apache.org> wrote: > > > > This has come up before, e.g. see [1] [2] [3]. > > > > > > > > I would say "Feather" is effectively deprecated and we are using > > > > "Arrow IPC" now but I am not sure what others think. (From that > > > > GitHub link, it seems to be mixed.) And ".arrow" is the official > > > > extension now (since it is registered as part of our MIME type). But > > > > there's existing documentation and not everything has been updated to > > > > be consistent (as you saw). > > > > > > > > [1]: > > > > <https://lists.apache.org/thread/0s6lgvd3g56ymd60vl5lgzhf4ro6hts5> > > > > [2]: > > > > <https://arrow.apache.org/faq/#what-about-the-feather-file-format> > > > > [3]: > > > > < > > > https://stackoverflow.com/questions/67910612/arrow-ipc-vs-feather/67911190#67911190 > > > > > > > > > > > > -David > > > > > > > > On Mon, Aug 29, 2022, at 10:50, 島 達也 wrote: > > > >> Hi all. > > > >> > > > >> I know the documentation (mainly pyarrow documentation) sometimes > > > >> refers > > > >> to IPC files as Feather files, but are there any guidelines for > > > >> when to > > > >> refer to an IPC file as a Feather file and when to refer to it as > > > >> an IPC > > > >> file? > > > >> I believe that calling the same file an Arrow IPC file at times and > > > >> a > > > >> Feather file at other times is confusing to those unfamiliar with > > > >> Apache > > > >> Arrow (myself included). > > > >> Surprisingly, these files may even have completely different > > > >> extensions, > > > >> ".arrow" and ".feather", which are not similar. > > > >> > > > >> Perhaps there are several options for future use of the name > > > >> Feather, > > > >> such as > > > >> > > > >> 1. The name Feather V2 is deprecated. Only the extension ".arrow" > > > >> will > > > >> be used for IPC files. > > > >> 2. In some contexts(?), IPC files are referred to as Feather; only > > > >> ".arrow" is used for the IPC file extension to clearly > > > >> distinguish > > > >> it from Feather V1's ".feather". > > > >> 3. When an IPC file is called Feather by some rule, extension > > > >> ".feather" is used, and when an IPC file is not called Feather, > > > >> extension ".arrow" is used. > > > >> > > > >> I mistakenly thought the current status was 2, but according to the > > > >> discussion in this PR > > > >> (<https://github.com/apache/arrow/pull/13677>), > > > >> apparently the current status seems 3. (However, there seems to be > > > >> no > > > >> rule as to when an IPC file should be called a Feather) > > > >> > > > >> I am not very familiar with Arrow and this is my first post to this > > > >> mailing list so I apologize if I have done something wrong or > > > >> inappropriate. > > > >> > > > >> Best, > > > >> SHIMA Tatsuya > > > > > > > > > > >
