[HIVE-3774] Sort merge join should work if join cols are a prefix of sort columns for each partition

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 0.11.0
• Component/s: Query Processor
• Assignee: Namit Jain
• Reporter: Namit Jain
• Created: 06/Dec/12 05:13
• Updated: 16/May/13 21:10
• Resolved: 19/Dec/12 20:26

Description

Currently, a join is converted into a sort-merge join only if the join cols exactly matches the sort cols.
This constraint can definitely be relaxed.