HIVE-7232: VectorReduceSink is emitting incorrect JOIN keys (Navis, via Gopal V)

git-svn-id: https://svn.apache.org/repos/asf/hive/trunk@1605927 13f79535-47bb-0310-9956-ffa450edef68
HIVE-7232 (Addendum): VectorReduceSink is emitting incorrect JOIN keys (Navis)

git-svn-id: https://svn.apache.org/repos/asf/hive/trunk@1605936 13f79535-47bb-0310-9956-ffa450edef68
HIVE-7298 : desc database extended does not show properties of the database (Navis review by Ashutosh Chauhan)

git-svn-id: https://svn.apache.org/repos/asf/hive/trunk@1605945 13f79535-47bb-0310-9956-ffa450edef68