HIVE-8727: Dag summary has incorrect row counts and duration per vertex (Mostafa Mokhtar reviewed by Prasanth J)

git-svn-id: https://svn.apache.org/repos/asf/hive/trunk@1636931 13f79535-47bb-0310-9956-ffa450edef68
HIVE-8708 - Add query id to explain log option (Mohit Sabharwal via Brock)

git-svn-id: https://svn.apache.org/repos/asf/hive/trunk@1636992 13f79535-47bb-0310-9956-ffa450edef68
HIVE-7111 : Extend join transitivity PPD to non-column expressions (Navis via Ashutosh Chauhan)

git-svn-id: https://svn.apache.org/repos/asf/hive/trunk@1636995 13f79535-47bb-0310-9956-ffa450edef68
HIVE-8724: Right outer join produces incorrect result on Tez (Gunther Hagleitner, reviewed by Harish Butani and Ashutosh Chauhan)

git-svn-id: https://svn.apache.org/repos/asf/hive/trunk@1636999 13f79535-47bb-0310-9956-ffa450edef68