[HIVE-16208] Vectorization: ProcessingModeHashAggregate::sumBatchSize is never reset

• Type: Bug
• Status: Resolved
• Priority: Minor
• Resolution: Fixed
• Affects Version/s: 2.2.0
• Fix Version/s: 2.3.0
• Assignee: Gopal Vijayaraghavan
• Reporter: Gopal Vijayaraghavan
• Created: 14/Mar/17 19:03
• Updated: 21/Jul/17 18:45
• Resolved: 23/Mar/17 17:47

Description

When processing >2x the hash-table size in the vectorized group-by, the check for fall-back to streaming is wrong because sumBatchSize*minReduction is not reset when processing the next split.