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https://issues.apache.org/jira/browse/KYLIN-4992?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Zhong Yanghong updated KYLIN-4992:
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Description: With this bug, source row count will be smaller than the
correct one and it will result in smaller cuboid size estimation and smaller
region number. Finally it will impact job and query performance. (was: With
this bug, source row count will be smaller than the correct one and it will
result in smaller cuboid size estimation and smaller region number.)
> Source row count statistics calculated in a wrong way in MergeDictionaryMapper
> ------------------------------------------------------------------------------
>
> Key: KYLIN-4992
> URL: https://issues.apache.org/jira/browse/KYLIN-4992
> Project: Kylin
> Issue Type: Bug
> Reporter: Zhong Yanghong
> Priority: Major
>
> With this bug, source row count will be smaller than the correct one and it
> will result in smaller cuboid size estimation and smaller region number.
> Finally it will impact job and query performance.
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