[jira] [Commented] (ARROW-14181) [C++][Compute] Hash Join support for dictionary

["Kouhei Sutou (Jira)" <ji...@apache.org>]

    [ https://issues.apache.org/jira/browse/ARROW-14181?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17441447#comment-17441447 ] 

Kouhei Sutou commented on ARROW-14181:
--------------------------------------

This has conflicts on maint-6.0.x branch.
Is this really needed for 6.0.1? It seems that this is not a bug fix.

> [C++][Compute] Hash Join support for dictionary	
> ------------------------------------------------
>
>                 Key: ARROW-14181
>                 URL: https://issues.apache.org/jira/browse/ARROW-14181
>             Project: Apache Arrow
>          Issue Type: Improvement
>          Components: C++
>    Affects Versions: 6.0.0
>            Reporter: Michal Nowakiewicz
>            Assignee: Michal Nowakiewicz
>            Priority: Critical
>              Labels: pull-request-available, query-engine
>             Fix For: 7.0.0, 6.0.1
>
>          Time Spent: 3h 20m
>  Remaining Estimate: 0h
>
> Currently dictionary arrays are not supported at all as input columns to hash join.
> Add support for dictionary arrays in hash join for both key columns and payload columns.



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