HIVE-8433: CBO loses a column during AST conversion (Sergey Shelukhin via Gunther Hagleitner)

git-svn-id: https://svn.apache.org/repos/asf/hive/trunk@1634171 13f79535-47bb-0310-9956-ffa450edef68
HIVE-8589: TPCDS query 75 fails with tez (Vikram Dixit K via Gunther Hagleitner)

git-svn-id: https://svn.apache.org/repos/asf/hive/trunk@1634177 13f79535-47bb-0310-9956-ffa450edef68