+1 (non-binding) Looked through the spec and C++ impl.
Best, Gang On Tue, Aug 6, 2024 at 11:55 AM wish maple <maplewish...@gmail.com> wrote: > +1 (non-binding) > > Best, > Xuwei Fu > > David Li <lidav...@apache.org> 于2024年8月6日周二 10:20写道： > > > +1 (binding) > > > > On Tue, Aug 6, 2024, at 10:17, Sutou Kouhei wrote: > > > +1 (binding) > > > > > > In <CAKRMZem9Ur988idXro+UsCEoVKAAX1RiLz=xbr9m_tfzz4-...@mail.gmail.com > > > > > "[VOTE][Format] Bool8 Canonical Extension Type" on Mon, 5 Aug 2024 > > > 08:59:42 -0400, > > > Joel Lubinitsky <joell...@gmail.com> wrote: > > > > > >> Hello Devs, > > >> > > >> I would like to propose a new canonical extension type: Bool8 > > >> > > >> The prior mailing list discussion thread can be found at [1]. > > >> The format documentation change can be found at [2]. A copy of the > text > > is > > >> included in this email. > > >> A Go implementation can be found at [3]. > > >> A C++/Python implementation can be found at [4]. > > >> > > >> Thank you for your time and attention in reviewing this proposal. > > >> > > >> The vote will be open for at least 72 hours. > > >> > > >> [ ] +1 Accept this proposal > > >> [ ] +0 > > >> [ ] -1 Do not accept this proposal because... > > >> > > >> [1]: https://lists.apache.org/thread/nz44qllq53h6kjl3rhy0531n2n2tpfr0 > > >> [2]: https://github.com/apache/arrow/pull/43234 > > >> [3]: https://github.com/apache/arrow/pull/43323 > > >> [4]: https://github.com/apache/arrow/pull/43488 > > >> > > >> --- > > >> > > >> 8-bit Boolean > > >> ============= > > >> > > >> Bool8 represents a boolean value using 1 byte (8 bits) to store each > > value > > >> instead of only 1 bit as in the original Arrow Boolean type. Although > > less > > >> compact than the original representation, Bool8 may have better > > zero-copy > > >> compatibility with various systems that also store booleans using 1 > > byte. > > >> > > >> * Extension name: ``arrow.bool8``. > > >> > > >> * The storage type of this extension is ``Int8`` where: > > >> > > >> * **false** is denoted by the value ``0``. > > >> * **true** can be specified using any non-zero value. Preferably > > ``1``. > > >> > > >> * Extension type parameters: > > >> > > >> This type does not have any parameters. > > >> > > >> * Description of the serialization: > > >> > > >> No metadata is required to interpret the type. Any metadata present > > >> should be ignored. > > >
