[HIVE-4521] Auto join conversion fails in certain cases (empty tables, empty partitions, no partitions)

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 0.12.0
• Assignee: Gunther Hagleitner
• Reporter: Gunther Hagleitner
• Created: 08/May/13 03:32
• Updated: 15/Oct/13 23:31
• Resolved: 20/May/13 23:37

Description

Automatic join conversion for both map joins as well as smb joins fails when tables, files or partitions are empty (see test cases in patch). Error messages include: "Big Table Alias is null" and "Divide by Zero".