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Posted to jira@arrow.apache.org by "Wes McKinney (Jira)" <ji...@apache.org> on 2020/06/26 14:28:00 UTC

[jira] [Assigned] (ARROW-9231) [Format] Increment MetadataVersion from V4 to V5

     [ https://issues.apache.org/jira/browse/ARROW-9231?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Wes McKinney reassigned ARROW-9231:
-----------------------------------

    Assignee: Wes McKinney

> [Format] Increment MetadataVersion from V4 to V5
> ------------------------------------------------
>
>                 Key: ARROW-9231
>                 URL: https://issues.apache.org/jira/browse/ARROW-9231
>             Project: Apache Arrow
>          Issue Type: Improvement
>          Components: Format
>            Reporter: Wes McKinney
>            Assignee: Wes McKinney
>            Priority: Blocker
>             Fix For: 1.0.0
>
>
> We are making enough non-forward-compatible format changes that we should increase the format version to V5 while continuing to accept V4 (because the changes we've made are backward compatible) and where relevant implementing a V4-compatibility mode that disables features where there are changes between 0.17.x and 1.x



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