FYI, regarding the syntax to allow experimenting with the v2 format easily, I put up a PR: https://github.com/apache/iceberg/pull/2887 -Jack
On Wed, Jul 28, 2021 at 12:23 PM Yan Yan <yyany...@gmail.com> wrote: > +1 (non-binding) > > On Wed, Jul 28, 2021 at 10:52 AM Yufei Gu <flyrain...@gmail.com> wrote: > >> +1 (non-binding) >> Best, >> >> Yufei >> >> `This is not a contribution` >> >> >> On Wed, Jul 28, 2021 at 8:34 AM Ryan Murray <rym...@gmail.com> wrote: >> >>> +1 (non-binding) >>> >>> On Wed, Jul 28, 2021 at 5:14 PM Russell Spitzer < >>> russell.spit...@gmail.com> wrote: >>> >>>> +1 (non-binding) >>>> >>>> On Jul 28, 2021, at 10:11 AM, Ryan Blue <b...@apache.org> wrote: >>>> >>>> +1 >>>> >>>> On Tue, Jul 27, 2021 at 9:58 AM Ryan Blue <b...@apache.org> wrote: >>>> >>>>> I’d like to propose that we adopt the pending v2 spec changes as the >>>>> supported v2 spec. The full list of changes is documented in the v2 >>>>> summary section of the spec >>>>> <https://iceberg.apache.org/spec/#version-2>. >>>>> >>>>> The major breaking change is the addition of delete files and metadata >>>>> to track delete files. In addition, there are a few other minor breaking >>>>> changes. For example, v2 drops the block_size_in_bytes field in >>>>> manifests that was previously required and also omits fields in table >>>>> metadata that are now tracked by lists; schema is no longer written >>>>> in favor of schemas. Other changes are forward compatible, mostly >>>>> tightening field requirements where possible (e.g., schemas and >>>>> current-schema-id are now required). >>>>> >>>>> Adopting the changes will signal that the community intends to support >>>>> the current set of changes and will guarantee forward-compatibility for v2 >>>>> tables that implement the current v2 spec. Any new breaking changes would >>>>> go into v3. >>>>> >>>>> Please vote on adopting the v2 changes in the next 72 hours. >>>>> >>>>> [ ] +1 Adopt the changes as v2 >>>>> [ ] +0 >>>>> [ ] -1 Do not adopt the changes, because… >>>>> -- >>>>> Ryan Blue >>>>> >>>> >>>> >>>> -- >>>> Ryan Blue >>>> >>>> >>>>
