[jira] [Commented] (HIVEMALL-291) Add deduplication option to to_order_list UDAF

["ASF GitHub Bot (Jira)" <ji...@apache.org>]

    [ https://issues.apache.org/jira/browse/HIVEMALL-291?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17021876#comment-17021876 ] 

ASF GitHub Bot commented on HIVEMALL-291:
-----------------------------------------

myui commented on pull request #226: [HIVEMALL-291] Support deduplication in to_order_list UDAF
URL: https://github.com/apache/incubator-hivemall/pull/226
 
 
   ## What changes were proposed in this pull request?
   
   Add -dedup option to to_ordered_list.
   
   ## What type of PR is it?
   
   Improvement
   
   ## What is the Jira issue?
   
   https://issues.apache.org/jira/browse/HIVEMALL-291
   
   ## How was this patch tested?
   
   manual tests on EMR
   
   ## How to use this feature?
   
   ```sql
   select 
     to_ordered_list(value, key, '-dedup -vk_map')
   from
     data
   ```
   
   ## Checklist
   
   - [x] Did you apply source code formatter, i.e., `./bin/format_code.sh`, for your commit?
   - [ ] Did you run system tests on Hive (or Spark)?
   
 
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> Add deduplication option to to_order_list UDAF
> ----------------------------------------------
>
>                 Key: HIVEMALL-291
>                 URL: https://issues.apache.org/jira/browse/HIVEMALL-291
>             Project: Hivemall
>          Issue Type: Improvement
>            Reporter: Makoto Yui
>            Assignee: Makoto Yui
>            Priority: Minor
>             Fix For: 0.6.2
>
>
> Add -dedup option to to_ordered_list.
>  



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