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https://issues.apache.org/jira/browse/KYLIN-490?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16836293#comment-16836293
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hejian commented on KYLIN-490:
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hi,[~R0ger] [~yimingliu] [~Shaofengshi]
what's new about this isue?
I found the query engine can't parse it correctly in kylin-2.4.0, for example:
the result of *count(distinct day_id, seller_id)* and *count(distinct day_id)*
are same
> Support multiple column distinct count
> --------------------------------------
>
> Key: KYLIN-490
> URL: https://issues.apache.org/jira/browse/KYLIN-490
> Project: Kylin
> Issue Type: Improvement
> Reporter: Luke Han
> Assignee: Roger Shi
> Priority: Major
> Labels: github-import
> Fix For: v2.0.0
>
> Attachments:
> 0001-KYLIN-490-support-multiple-column-distinct-count.patch,
> 0002-KYLIN-490-support-multiple-column-distinct-count.patch
>
>
> Make count distinct(A, B) work, currently calcite only support count distinct
> on one column.
> ---------------- Imported from GitHub ----------------
> Url: https://github.com/KylinOLAP/Kylin/issues/15
> Created by: [liyang-gmt8|https://github.com/liyang-gmt8]
> Labels: enhancement,
> Milestone: v0.6.2 Release
> Assignee: [liyang-gmt8|https://github.com/liyang-gmt8]
> Created at: Fri Oct 24 15:27:20 CST 2014
> State: open
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