[HIVE-1178] Enforce bucketing for a table

• Type: New Feature
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Fix Version/s: 0.6.0
• Component/s: Query Processor
• Labels: Bucketing
• Hadoop Flags: Reviewed
• Assignee: Namit Jain
• Reporter: Namit Jain
• Created: 17/Feb/10 23:36
• Updated: 21/Jun/12 21:49
• Resolved: 19/Feb/10 00:58

Description

If the table being inserted is a bucketed, currently hive does not try to enforce that.
An option should be added for checking that.

Moreover, the number of buckets can be higher than the number of maximum reducers, in which
case a single reducer can write to multiple files.