[jira] [Created] (KYLIN-1428) Scalable dictionary to support cardinality of billions

[liyang (JIRA)]

liyang created KYLIN-1428:
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             Summary: Scalable dictionary to support cardinality of billions
                 Key: KYLIN-1428
                 URL: https://issues.apache.org/jira/browse/KYLIN-1428
             Project: Kylin
          Issue Type: Bug
            Reporter: liyang


There are many requirements to support UHC (ultra high cardinality) columns.

Let's aim for billions of cardinality.



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