HIVE-4789 : FetchOperator fails on partitioned Avro data (Sean Busbey via Ashutosh Chauhan)

git-svn-id: https://svn.apache.org/repos/asf/hive/trunk@1519132 13f79535-47bb-0310-9956-ffa450edef68
HIVE-4002 Fetch task aggregation for simple group by query (Navis Ryu and Yin Huai via egc)

git-svn-id: https://svn.apache.org/repos/asf/hive/trunk@1519306 13f79535-47bb-0310-9956-ffa450edef68
HIVE-5163 : refactor org.apache.hadoop.mapred.HCatMapRedUtil (Eugene Koifman via Thejas Nair)

git-svn-id: https://svn.apache.org/repos/asf/hive/trunk@1519530 13f79535-47bb-0310-9956-ffa450edef68
HIVE-5163 : refactor org.apache.hadoop.mapred.HCatMapRedUtil - HIVE-5163.update.2 

git-svn-id: https://svn.apache.org/repos/asf/hive/trunk@1519538 13f79535-47bb-0310-9956-ffa450edef68
HIVE-5137: A Hive SQL query should not return a ResultSet when the underlying plan does not include a FetchTask (Vaibhav Gumashta via Thejas Nair)

git-svn-id: https://svn.apache.org/repos/asf/hive/trunk@1519547 13f79535-47bb-0310-9956-ffa450edef68