[HIVE-7744] In Windowing Streaming mode Avg and Sum give incorrect results when Wdw size is same as partition size

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 0.14.0
• Component/s: Query Processor
• Assignee: Harish Butani
• Reporter: Harish Butani
• Created: 16/Aug/14 01:08
• Updated: 13/Nov/14 19:40
• Resolved: 17/Aug/14 18:02

Description

For e.g. following query:

select p_retailprice, avg(p_retailprice) over (partition by p_mfgr order by p_name rows between current row and 6 following), 
sum(p_retailprice) over (partition by p_mfgr order by p_name rows between current row and 6 following) 
from part 
where p_mfgr='Manufacturer#1'

returns

1173.15	1458.2883333333336	8749.730000000001
1173.15	1458.2883333333336	8749.730000000001
1753.76	1458.2883333333336	8749.730000000001
1602.59	1458.2883333333336	8749.730000000001
1414.42	1458.2883333333336	8749.730000000001
1632.66	1458.2883333333336	8749.730000000001