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(Updated Jan. 24, 2017, 5:01 a.m.) Review request for hive and pengcheng xiong. Bugs: HIVE-15653 https://issues.apache.org/jira/browse/HIVE-15653 Repository: hive-git Description ------- For most of alter table operations like table rename, add columns, change column type etc (besides the set table properties), the table stats status should not change. But for some other operations like update statistics, change location, the basic stats status should change. Diffs (updated) ----- metastore/src/java/org/apache/hadoop/hive/metastore/MetaStoreUtils.java 4aea152 ql/src/java/org/apache/hadoop/hive/ql/exec/DDLTask.java a1fb874 ql/src/java/org/apache/hadoop/hive/ql/parse/DDLSemanticAnalyzer.java 0f472e7 ql/src/test/queries/clientpositive/alter_table_stats_status.q PRE-CREATION ql/src/test/results/clientpositive/alter_table_stats_status.q.out PRE-CREATION Diff: https://reviews.apache.org/r/55731/diff/ Testing ------- 1. Manual tests 2. new unit tests Thanks, Chaoyu Tang