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https://issues.apache.org/jira/browse/KYLIN-1851?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Shaofeng SHI updated KYLIN-1851:
--------------------------------
    Fix Version/s: v2.0.0
      Component/s: Job Engine

> Improve build dictionary, consider that input is already sorted
> ---------------------------------------------------------------
>
>                 Key: KYLIN-1851
>                 URL: https://issues.apache.org/jira/browse/KYLIN-1851
>             Project: Kylin
>          Issue Type: Bug
>          Components: Job Engine
>            Reporter: liyang
>            Assignee: XIE FAN
>             Fix For: v2.0.0
>
>         Attachments: 
> 0001-KYLIN-1851-unfinished-add-TrieDictionaryForest-and-N.patch
>
>
> Currently dictionary build may encounter OOM when cardinality is huge. This 
> can benefit from that the input (which is the output of FactDistinctColumn 
> reducer) is already sorted.



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