[HIVE-8745] Joins on decimal keys return different results whether they are run as reduce join or map join

• Type: Bug
• Status: Closed
• Priority: Critical
• Resolution: Fixed
• Affects Version/s: 0.14.0
• Fix Version/s: 0.14.0
• Component/s: Types
• Assignee: Jason Dere
• Reporter: Gunther Hagleitner
• Created: 05/Nov/14 21:06
• Updated: 20/Nov/14 09:37
• Resolved: 07/Nov/14 22:15

Description

See attached .q file to reproduce. The difference seems to be whether trailing 0s are considered the same value or not.

Issue Links

• is related to: HIVE-7373 Hive should not remove trailing zeros for decimal numbers
• relates to: HIVE-8796 TestCliDriver acid tests with decimal needs benchmark to be updated
• relates to: HIVE-8724 Right outer join produces incorrect result on Tez
• links to: https://reviews.apache.org/r/27715/