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Posted to issues@kylin.apache.org by "liyang (JIRA)" <ji...@apache.org> on 2015/11/23 08:02:11 UTC

[jira] [Assigned] (KYLIN-976) Support Custom Measure Expression

     [ https://issues.apache.org/jira/browse/KYLIN-976?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

liyang reassigned KYLIN-976:
----------------------------

    Assignee: liyang  (was: ZhouQianhao)

> Support Custom Measure Expression
> ---------------------------------
>
>                 Key: KYLIN-976
>                 URL: https://issues.apache.org/jira/browse/KYLIN-976
>             Project: Kylin
>          Issue Type: Wish
>          Components: Job Engine, Query Engine
>            Reporter: Luke Han
>            Assignee: liyang
>
> Currently, Kylin supports 6 basic aggregation measure functions:
> Min/Max/Sum/Count/Avg/DistinctCount
> But there are also many other cases require to support more complicate measure expression, for example:
> COUNT(CASE WHEN so.ft = 'fv' THEN soi.sc ELSE NULL END) AS spo
> or
> Sum(if...
> To open this JIRA to tracking further implementation 



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