add a new optimizer for query correlation discovery and optimization --------------------------------------------------------------------
Key: HIVE-2206 URL: https://issues.apache.org/jira/browse/HIVE-2206 Project: Hive Issue Type: New Feature Reporter: He Yongqiang reference: http://www.cse.ohio-state.edu/hpcs/WWW/HTML/publications/papers/TR-11-7.pdf -- This message is automatically generated by JIRA. For more information on JIRA, see: http://www.atlassian.com/software/jira