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Shaofeng SHI commented on KYLIN-2135: ------------------------------------- thanks Kaisen, I'm reviewing this, will update a little bit later. > Enlarge FactDistinctColumns reducer number > ------------------------------------------ > > Key: KYLIN-2135 > URL: https://issues.apache.org/jira/browse/KYLIN-2135 > Project: Kylin > Issue Type: Improvement > Components: Job Engine > Affects Versions: v1.5.4.1 > Reporter: kangkaisen > Assignee: kangkaisen > Attachments: KYLIN-2135.patch, new.png, old.png > > > When the hive table has billions of rows and use global dictionary for > precise count distinct measures, the {{Extract Fact Table Distinct Columns}} > job will run o long time. > So we could use more reducer to deal with the one column. -- This message was sent by Atlassian JIRA (v6.3.4#6332)