Shaofeng SHI created KYLIN-3472:
-----------------------------------
Summary: TopN merge in Spark engine is slow
Key: KYLIN-3472
URL: https://issues.apache.org/jira/browse/KYLIN-3472
Project: Kylin
Issue Type: Bug
Components: Spark Engine
Reporter: Shaofeng SHI-- This message was sent by Atlassian JIRA (v7.6.3#76005)
