HIVE-8978: Fix test determinism issue for qfile: smb_mapjoin_1.q etc (Jimmy via Xuefu, reviewed by Brock)

git-svn-id: https://svn.apache.org/repos/asf/hive/trunk@1642127 13f79535-47bb-0310-9956-ffa450edef68
HIVE-8976: Make nine additional tests deterministic (Brock via Xuefu)

git-svn-id: https://svn.apache.org/repos/asf/hive/trunk@1642148 13f79535-47bb-0310-9956-ffa450edef68
HIVE-8983 - PTest Backup spark.log in addition to hive.log (Brock revieed by Szehon)

git-svn-id: https://svn.apache.org/repos/asf/hive/trunk@1642179 13f79535-47bb-0310-9956-ffa450edef68
HIVE-8977 - TestParquetDirect should be abstract (Brock reviewed by Szehon)

git-svn-id: https://svn.apache.org/repos/asf/hive/trunk@1642184 13f79535-47bb-0310-9956-ffa450edef68