[PHOENIX-2665] index split while running group by query is returning duplicate results

• Type: Bug
• Status: Resolved
• Priority: Blocker
• Resolution: Fixed
• Fix Version/s: 4.7.0
• Assignee: Rajeshbabu Chintaguntla
• Reporter: Rajeshbabu Chintaguntla
• Created: 08/Feb/16 15:27
• Updated: 10/Feb/16 22:36
• Resolved: 10/Feb/16 21:09

Description

When there is a index split while running group by query is returning duplicate results.
Instead of returning 500,000 records it's returning 729,500 records.

+------------------------------------------+------------------------------------------+
| 4999                                     | 499999                                   |
+------------------------------------------+------------------------------------------+
500,000 rows selected (11.996 seconds)

+------------------------------------------+------------------------------------------+
| 4999                                     | 499999                                   |
+------------------------------------------+------------------------------------------+
729,500 rows selected (15.291 seconds)