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Posted to issues@kylin.apache.org by "Shaofeng SHI (JIRA)" <ji...@apache.org> on 2018/11/29 08:44:00 UTC

[jira] [Commented] (KYLIN-3705) Segment Pruner mis-functions when the source data has Chinese characters

    [ https://issues.apache.org/jira/browse/KYLIN-3705?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16702863#comment-16702863 ] 

Shaofeng SHI commented on KYLIN-3705:
-------------------------------------

KYLIN-3187 fixes this issue, while it is not on 2.5 code base, we need to cherry-pick it to 2.5.

> Segment Pruner mis-functions when the source data has Chinese characters
> ------------------------------------------------------------------------
>
>                 Key: KYLIN-3705
>                 URL: https://issues.apache.org/jira/browse/KYLIN-3705
>             Project: Kylin
>          Issue Type: Bug
>          Components: Metadata, Query Engine
>    Affects Versions: v2.5.0, v2.5.1
>            Reporter: jiezouSH
>            Assignee: jiezouSH
>            Priority: Critical
>             Fix For: v2.6.0
>
>
> Source Data:
> "合肥市"，“西安市”，“北京市”
>  
> sql:
> select * from ZYZ.TEST_ZYZ_3 where name='合肥市'
>  
> Actual Result:
> empty result.
>  
> Root Cause:
> Dimension range is computed In factDistinctColumnsReducer,  but unfortunately the dimension range is not written in UTF-character. 



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