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Posted to issues@arrow.apache.org by "Wes McKinney (JIRA)" <ji...@apache.org> on 2019/06/05 03:24:00 UTC

[jira] [Updated] (ARROW-5335) [Python] Support for converting variable dictionaries to pandas

     [ https://issues.apache.org/jira/browse/ARROW-5335?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Wes McKinney updated ARROW-5335:
--------------------------------
    Priority: Blocker  (was: Major)

> [Python] Support for converting variable dictionaries to pandas
> ---------------------------------------------------------------
>
>                 Key: ARROW-5335
>                 URL: https://issues.apache.org/jira/browse/ARROW-5335
>             Project: Apache Arrow
>          Issue Type: Improvement
>          Components: Python
>            Reporter: Wes McKinney
>            Priority: Blocker
>             Fix For: 0.14.0
>
>
> Address after ARROW-3144. The current code presumes the dictionary is the same for all chunks. We should check if the dictionary is the same for all chunks, and if not, perform a {{DictionaryType::Unify}} operation and then write out into the resulting {{CategoricalBlock}}



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