[ https://issues.apache.org/jira/browse/HIVE-17486?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
liyunzhang_intel reassigned HIVE-17486: --------------------------------------- > Enable SharedWorkOptimizer in tez on HOS > ---------------------------------------- > > Key: HIVE-17486 > URL: https://issues.apache.org/jira/browse/HIVE-17486 > Project: Hive > Issue Type: Bug > Reporter: liyunzhang_intel > Assignee: liyunzhang_intel > > in HIVE-16602, Implement shared scans with Tez. > Given a query plan, the goal is to identify scans on input tables that can be > merged so the data is read only once. Optimization will be carried out at the > physical level. -- This message was sent by Atlassian JIRA (v6.4.14#64029)