HIVE-6421: abs() should preserve precision/scale of decimal input (Jason Dere, reviewed by Ashutosh Chauhan)


git-svn-id: https://svn.apache.org/repos/asf/hive/trunk@1642778 13f79535-47bb-0310-9956-ffa450edef68
HIVE-8948 TestStreaming is flaky (Alan Gates, reviewed by Eugene Koifman)


git-svn-id: https://svn.apache.org/repos/asf/hive/trunk@1642789 13f79535-47bb-0310-9956-ffa450edef68