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https://issues.apache.org/jira/browse/KYLIN-2944?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16213766#comment-16213766
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liyang commented on KYLIN-2944:
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Added a performance test case and result shows, for HLLCSerializer, returning
shared object or not DON'T impact performance. I've no concern now.
> HLLCSerializer, RawSerializer, PercentileSerializer returns shared object in
> serialize()
> ----------------------------------------------------------------------------------------
>
> Key: KYLIN-2944
> URL: https://issues.apache.org/jira/browse/KYLIN-2944
> Project: Kylin
> Issue Type: Bug
> Reporter: Shaofeng SHI
> Assignee: Shaofeng SHI
> Fix For: v2.2.0
>
>
> This is a bug, which causing incorrect query result. See more in KYLIN-2926
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