HIVE-5492 - Explain query fails with NPE if a client doesn't call getResultSetSchema() (Xuefu Zhang via Brock Noland)

git-svn-id: https://svn.apache.org/repos/asf/hive/trunk@1532472 13f79535-47bb-0310-9956-ffa450edef68
HIVE-4821 : Implement vectorized type casting for all types (Eric Hanson via Ashutosh Chauhan)

git-svn-id: https://svn.apache.org/repos/asf/hive/trunk@1532575 13f79535-47bb-0310-9956-ffa450edef68
HIVE-5531: Hiverserver2 doesn't honor command line argument when initializing log4j (Shuaishuai Nie via Thejas Nair)

git-svn-id: https://svn.apache.org/repos/asf/hive/trunk@1532632 13f79535-47bb-0310-9956-ffa450edef68