[ https://issues.apache.org/jira/browse/KYLIN-976?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
liyang updated KYLIN-976: ------------------------- Assignee: hongbin ma (was: liyang) > Support Custom Aggregation Types > -------------------------------- > > Key: KYLIN-976 > URL: https://issues.apache.org/jira/browse/KYLIN-976 > Project: Kylin > Issue Type: Wish > Components: Job Engine, Query Engine > Reporter: Luke Han > Assignee: hongbin ma > > Currently, Kylin supports 6 basic aggregation measure functions: > Min/Max/Sum/Count/Avg/DistinctCount > But there are also many other cases require to support more complicate > measure expression, for example: > COUNT(CASE WHEN so.ft = 'fv' THEN soi.sc ELSE NULL END) or Sum(if...) > Or even more complicated measures like TopN and RawRecords > To open this JIRA to tracking further implementation -- This message was sent by Atlassian JIRA (v6.3.4#6332)