[ https://issues.apache.org/jira/browse/HIVE-3107?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Harish Butani reassigned HIVE-3107: ----------------------------------- Assignee: Harish Butani (was: Xuefu Zhang) > Improve semantic analyzer to better handle column name references in group > by/sort by clauses > --------------------------------------------------------------------------------------------- > > Key: HIVE-3107 > URL: https://issues.apache.org/jira/browse/HIVE-3107 > Project: Hive > Issue Type: Improvement > Components: Query Processor > Affects Versions: 0.9.0 > Reporter: Richard Ding > Assignee: Harish Butani > Attachments: HIVE-3107.1.patch > > > This is related to HIVE-1922. > Following queries all fail with various SemanticExceptions: > {code} > explain select t.c from t group by c; > explain select t.c from t group by c sort by t.c; > explain select t.c as c0 from t group by c0; > explain select t.c from t group by t.c sort by t.c; > {code} > It is true that one could always find a version of any of above queries that > works. But one has to try to find out and it doesn't work well with machine > generated SQL queries. -- This message was sent by Atlassian JIRA (v6.1#6144)