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Posted to issues@arrow.apache.org by "Francois Saint-Jacques (Jira)" <ji...@apache.org> on 2019/12/12 16:05:00 UTC
[jira] [Assigned] (ARROW-7283) Ensure dictionary IPC
implementations match spec clarifications
[ https://issues.apache.org/jira/browse/ARROW-7283?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Francois Saint-Jacques reassigned ARROW-7283:
---------------------------------------------
Assignee: (was: Francois Saint-Jacques)
> Ensure dictionary IPC implementations match spec clarifications
> ---------------------------------------------------------------
>
> Key: ARROW-7283
> URL: https://issues.apache.org/jira/browse/ARROW-7283
> Project: Apache Arrow
> Issue Type: Improvement
> Components: Integration
> Reporter: Micah Kornfield
> Priority: Blocker
> Fix For: 1.0.0
>
>
> Parent tracking issue to ensure clarification in PR: [https://github.com/apache/arrow/pull/5585#pullrequestreview-324979419] are correctly implemented.
>
> Specifically:
> 1. dictionary replacement in streams.
> 2. Not requiring dictionaries be present at the beginning of the stream for all null columns.
> 3. Dictionary replacement isn't supported in the file format.
>
> Some implementations might already have some or all of these. This specific Jira covers adding integration tests (children tasks cover language specific implementations).
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