HIVE-8008: NPE while reading null decimal value (Chao via Xuefu)

git-svn-id: https://svn.apache.org/repos/asf/hive/trunk@1623261 13f79535-47bb-0310-9956-ffa450edef68
HIVE-1363: 'SHOW TABLE EXTENDED LIKE' command does not strip single/double quotes (Chaoyu via Xuefu)

git-svn-id: https://svn.apache.org/repos/asf/hive/trunk@1623262 13f79535-47bb-0310-9956-ffa450edef68