[HIVE-10160] Give a warning when grouping or ordering by a constant column

• Type: Improvement
• Status: Closed
• Priority: Minor
• Resolution: Fixed
• Fix Version/s: 1.2.0
• Component/s: Query Processor
• Assignee: Yongzhi Chen
• Reporter: Lefty Leverenz
• Created: 31/Mar/15 05:55
• Updated: 18/May/15 19:50
• Resolved: 09/Apr/15 21:58

Description

To avoid confusion, a warning should be issued when users specify column positions instead of names in a GROUP BY or ORDER BY clause (unless hive.groupby.orderby.position.alias is set to true in Hive 0.11.0 or later).