HIVE-8498: Insert into table misses some rows when vectorization is enabled (Jitendra Nath Pandey, reviewed by Matt McCline, Gopal V and Prasanth J)

git-svn-id: https://svn.apache.org/repos/asf/hive/trunk@1635852 13f79535-47bb-0310-9956-ffa450edef68