HIVE-8735: statistics update can fail due to long paths (Sergey Shelukhin reviewed by Prasanth J)

git-svn-id: https://svn.apache.org/repos/asf/hive/trunk@1637279 13f79535-47bb-0310-9956-ffa450edef68
HIVE-6977 : Delete Hiveserver1 (Ashutosh Chauhan via Vaibhav Gumashta)

git-svn-id: https://svn.apache.org/repos/asf/hive/trunk@1637285 13f79535-47bb-0310-9956-ffa450edef68