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Posted to issues@kylin.apache.org by "Shaofeng SHI (JIRA)" <ji...@apache.org> on 2015/11/16 10:15:10 UTC

[jira] [Resolved] (KYLIN-1137) TopN measure need support dictionary merge

     [ https://issues.apache.org/jira/browse/KYLIN-1137?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Shaofeng SHI resolved KYLIN-1137.
---------------------------------
       Resolution: Fixed
    Fix Version/s: v2.0

The fix has been rebased back to 2.x-staging, and passed CI.

> TopN measure need support dictionary merge
> ------------------------------------------
>
>                 Key: KYLIN-1137
>                 URL: https://issues.apache.org/jira/browse/KYLIN-1137
>             Project: Kylin
>          Issue Type: Bug
>          Components: Job Engine, Metadata
>    Affects Versions: v2.0
>            Reporter: Shaofeng SHI
>            Assignee: Shaofeng SHI
>             Fix For: v2.0
>
>
> TopN measure depends on dictionary to persistent the high-cardinality column. When merge two segments, the dictionary also need be merged, and then the counters need use the merged dictionary.



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