+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.
