HIVE-6041 : Incorrect task dependency graph for skewed join optimization (Navis via Ashutosh Chauhan)

git-svn-id: https://svn.apache.org/repos/asf/hive/trunk@1552375 13f79535-47bb-0310-9956-ffa450edef68
HIVE-5540: webhcat e2e test failures: "Expect 1 jobs in logs, but get 1"

git-svn-id: https://svn.apache.org/repos/asf/hive/trunk@1552393 13f79535-47bb-0310-9956-ffa450edef68
HIVE-6052 : metastore JDO filter pushdown for integers may produce unexpected results with non-normalized integer columns (Sergey Shelukhin via Ashutosh Chauhan)

git-svn-id: https://svn.apache.org/repos/asf/hive/trunk@1552449 13f79535-47bb-0310-9956-ffa450edef68
HIVE-6013 : Supporting Quoted Identifiers in Column Names (Harish Butani via Ashutosh Chauhan)

git-svn-id: https://svn.apache.org/repos/asf/hive/trunk@1552451 13f79535-47bb-0310-9956-ffa450edef68