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Posted to issues@kylin.apache.org by "liyang (JIRA)" <ji...@apache.org> on 2017/09/10 08:31:02 UTC

[jira] [Resolved] (KYLIN-2852) Build dict column from lookup table on step "Extract Fact Table Distinct Columns"

     [ https://issues.apache.org/jira/browse/KYLIN-2852?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

liyang resolved KYLIN-2852.
---------------------------
    Resolution: Duplicate

This is resolved together with KYLIN-2800

> Build dict column from lookup table on step "Extract Fact Table Distinct Columns"
> ---------------------------------------------------------------------------------
>
>                 Key: KYLIN-2852
>                 URL: https://issues.apache.org/jira/browse/KYLIN-2852
>             Project: Kylin
>          Issue Type: Improvement
>          Components: Job Engine
>            Reporter: Yang Hao
>         Attachments: getAllDictColumnsOnFact.png
>
>
> If a dict column is from lookup table, then "Build Dimension Dictionary" would be very slow, because  Step "Extract Fact Table Distinct Columns" only build dict from fact table.



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