HIVE-7078 Need file sink operators that work with ACID (Alan Gates, reveiwed by Prasanth J)


git-svn-id: https://svn.apache.org/repos/asf/hive/trunk@1622876 13f79535-47bb-0310-9956-ffa450edef68
HIVE-7975 - HS2 memory optimization: Internalizing instance fields of Thrift-generated metastore API classes (Wilbur Yang via Brock)

git-svn-id: https://svn.apache.org/repos/asf/hive/trunk@1622885 13f79535-47bb-0310-9956-ffa450edef68
HIVE-7553 - avoid the scheduling maintenance window for every jar change (Ferdinand Xu via Brock)

git-svn-id: https://svn.apache.org/repos/asf/hive/trunk@1622892 13f79535-47bb-0310-9956-ffa450edef68