[HIVE-4190] OVER clauses with ORDER BY not getting windowing set properly

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 0.11.0
• Fix Version/s: 0.11.0
• Component/s: PTF-Windowing
• Assignee: Unassigned
• Reporter: Alan Gates
• Created: 15/Mar/13 21:48
• Updated: 16/May/13 21:10
• Resolved: 28/Mar/13 21:55

Description

Given a query like:

select s, avg(f) over (partition by si order by d) from over100k;

Hive is not setting the window frame properly. The order by creates an implicit window frame of 'unbounded preceding' but Hive is treating the above query as if it has no window.