[ https://issues.apache.org/jira/browse/KYLIN-3902?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Shaofeng SHI resolved KYLIN-3902. --------------------------------- Resolution: Fixed > NoRealizationFoundException due to creating a wrong JoinDesc > ------------------------------------------------------------ > > Key: KYLIN-3902 > URL: https://issues.apache.org/jira/browse/KYLIN-3902 > Project: Kylin > Issue Type: Bug > Components: Query Engine > Reporter: Zhong Yanghong > Assignee: Zhong Yanghong > Priority: Major > Fix For: v3.0.0 > > > When joining with a lookup table, a column from fact table is used more than > once, the JoinDesc will not be correctly generated in *OLAPJoinRel*, causing > NoRealizationFoundException. Multimap should be used instead of Map. > Sample Join: > {code} > select LSTG_FORMAT_NAME, count(*) > FROM TEST_KYLIN_FACT > INNER JOIN EDW.TEST_CAL_DT as TEST_CAL_DT > ON TEST_KYLIN_FACT.CAL_DT = TEST_CAL_DT.CAL_DT AND TEST_KYLIN_FACT.CAL_DT = > TEST_CAL_DT.WEEK_BEG_DT > group by LSTG_FORMAT_NAME > {code} -- This message was sent by Atlassian JIRA (v7.6.3#76005)