HIVE-8263 : CBO : TPC-DS Q64 is item is joined last with store_sales while it should be first as it is the most selective (Harish Butani via Ashutosh Chauhan)

git-svn-id: https://svn.apache.org/repos/asf/hive/trunk@1628601 13f79535-47bb-0310-9956-ffa450edef68