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https://issues.apache.org/jira/browse/KYLIN-760?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Shaofeng SHI resolved KYLIN-760.
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Resolution: Fixed
> Improve the hasing performance in Sampling cuboid size
> ------------------------------------------------------
>
> Key: KYLIN-760
> URL: https://issues.apache.org/jira/browse/KYLIN-760
> Project: Kylin
> Issue Type: Improvement
> Components: General
> Affects Versions: v0.8.1
> Reporter: Shaofeng SHI
> Assignee: Shaofeng SHI
> Fix For: v0.8.1
>
>
> The performance of sampling cuboid size in FactDistinctColumnsJob is not good
> as expected; sampling 1.5 million records with about 700 cuboids will take
> more than 5 hours;
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