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Posted to issues@kylin.apache.org by "zhou degao (JIRA)" <ji...@apache.org> on 2016/05/24 06:21:12 UTC

[jira] [Commented] (KYLIN-1730) What kind of policies are used for "Extract Fact Table Distinct Columns" in cube buiding?

    [ https://issues.apache.org/jira/browse/KYLIN-1730?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15297755#comment-15297755 ] 

zhou degao commented on KYLIN-1730:
-----------------------------------

And I tried to adjust any parameters i can find, but the problem is still there.

> What kind of policies are used for "Extract Fact Table Distinct Columns" in cube buiding?
> -----------------------------------------------------------------------------------------
>
>                 Key: KYLIN-1730
>                 URL: https://issues.apache.org/jira/browse/KYLIN-1730
>             Project: Kylin
>          Issue Type: Task
>            Reporter: zhou degao
>
> What kind of policies are used for "Extract Fact Table Distinct Columns" in cube buiding?
> I found the extracted records are much less than the original records.  
> My original hive table has 7+ M records, but I got 5+ M records in the cube. What is the problem?



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